python3.pkgs: Migrate fetchers to use hash

when they already rely on SRI hashes.
author: Martin Weinelt <hexa@darmstadt.ccc.de> 2023-03-03 01:48:06 +0100
committer: Martin Weinelt <hexa@darmstadt.ccc.de> 2023-03-03 23:59:29 +0100
commit: 0215034f25d23eb6da0f8006a941ccbfd4d9c355 (patch)
tree: 98d0592409a5d2ade37c8af19fe2f37f6b042bc1 /pkgs/development/python-modules
parent: 8afd8d323fe5ed6cfcf38d1cf86e53dad7045d97 (diff)
1665 files changed, 1723 insertions, 1723 deletions
diff --git a/pkgs/development/python-modules/Cython/default.nix b/pkgs/development/python-modules/Cython/default.nix
index 5366fb078678c..a6e836b9ba297 100644
--- a/pkgs/development/python-modules/Cython/default.nix
+++ b/pkgs/development/python-modules/Cython/default.nix
@@ -57,7 +57,7 @@ in buildPythonPackage rec {
     (fetchpatch {
       name = "disable-trashcan.patch";
       url = "https://github.com/cython/cython/commit/e337825cdcf5e94d38ba06a0cb0188e99ce0cc92.patch";
-      sha256 = "sha256-q0f63eetKrDpmP5Z4v8EuGxg26heSyp/62OYqhRoSso=";
+      hash = "sha256-q0f63eetKrDpmP5Z4v8EuGxg26heSyp/62OYqhRoSso=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/absl-py/default.nix b/pkgs/development/python-modules/absl-py/default.nix
index 9e3133911e11f..00846838b25de 100644
--- a/pkgs/development/python-modules/absl-py/default.nix
+++ b/pkgs/development/python-modules/absl-py/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0sJE0BBIukdufAgL0sbfXhQdIR3oAiNGDVs7iipYQz0=";
+    hash = "sha256-0sJE0BBIukdufAgL0sbfXhQdIR3oAiNGDVs7iipYQz0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/acoustics/default.nix b/pkgs/development/python-modules/acoustics/default.nix
index e0354b58de158..d38f67d8c4d78 100644
--- a/pkgs/development/python-modules/acoustics/default.nix
+++ b/pkgs/development/python-modules/acoustics/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0CvMhCUc+i7dPiHH+IXdlj+OjFh/l1wvnU4dmxQrzFI=";
+    hash = "sha256-0CvMhCUc+i7dPiHH+IXdlj+OjFh/l1wvnU4dmxQrzFI=";
   };
   format = "pyproject";
 
diff --git a/pkgs/development/python-modules/actdiag/default.nix b/pkgs/development/python-modules/actdiag/default.nix
index 60131fcb9d3be..2f3549efb0081 100644
--- a/pkgs/development/python-modules/actdiag/default.nix
+++ b/pkgs/development/python-modules/actdiag/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "blockdiag";
     repo = pname;
     rev = version;
-    sha256 = "sha256-WmprkHOgvlsOIg8H77P7fzEqxGnj6xaL7Df7urRkg3o=";
+    hash = "sha256-WmprkHOgvlsOIg8H77P7fzEqxGnj6xaL7Df7urRkg3o=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/adafruit-nrfutil/default.nix b/pkgs/development/python-modules/adafruit-nrfutil/default.nix
index ec61902034f7f..43071fa93f0e4 100644
--- a/pkgs/development/python-modules/adafruit-nrfutil/default.nix
+++ b/pkgs/development/python-modules/adafruit-nrfutil/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "adafruit";
     repo = "Adafruit_nRF52_nrfutil";
     rev = version;
-    sha256 = "sha256-mHHKOQE9AGBX8RAyaPOy+JS3fTs98+AFdq9qsVy7go4=";
+    hash = "sha256-mHHKOQE9AGBX8RAyaPOy+JS3fTs98+AFdq9qsVy7go4=";
   };
 
   patches = [
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "fix-tests.patch";
       url = "https://github.com/adafruit/Adafruit_nRF52_nrfutil/commit/e5fbcc8ee5958041db38c04139ba686bf7d1b845.patch";
-      sha256 = "sha256-0tbJldGtYcDdUzA3wZRv0lenXVn6dqV016U9nMpQ6/w=";
+      hash = "sha256-0tbJldGtYcDdUzA3wZRv0lenXVn6dqV016U9nMpQ6/w=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/adax/default.nix b/pkgs/development/python-modules/adax/default.nix
index c7b0dcb45b315..e4240028638b6 100644
--- a/pkgs/development/python-modules/adax/default.nix
+++ b/pkgs/development/python-modules/adax/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Danielhiversen";
     repo = "pyadax";
     rev = version;
-    sha256 = "sha256-EMSX2acklwWOYiEeLHYG5mwdiGnWAUo5dGMiHCmZrko=";
+    hash = "sha256-EMSX2acklwWOYiEeLHYG5mwdiGnWAUo5dGMiHCmZrko=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/adb-enhanced/default.nix b/pkgs/development/python-modules/adb-enhanced/default.nix
index 79fc34cc0ecb4..612d27077e33d 100644
--- a/pkgs/development/python-modules/adb-enhanced/default.nix
+++ b/pkgs/development/python-modules/adb-enhanced/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "ashishb";
     repo = pname;
     rev = version;
-    sha256 = "sha256-GaPOYBQEGI40MutjjY8exABqGge2p/buk9v+NcZ5oJs=";
+    hash = "sha256-GaPOYBQEGI40MutjjY8exABqGge2p/buk9v+NcZ5oJs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/add-trailing-comma/default.nix b/pkgs/development/python-modules/add-trailing-comma/default.nix
index 3fb15671ecda7..fef0d6eea93cf 100644
--- a/pkgs/development/python-modules/add-trailing-comma/default.nix
+++ b/pkgs/development/python-modules/add-trailing-comma/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "asottile";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-/dA3OwBBMjykSYaIbvhJZj9Z8/0+mfL5pW4GqgMgops=";
+    hash = "sha256-/dA3OwBBMjykSYaIbvhJZj9Z8/0+mfL5pW4GqgMgops=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/adjusttext/default.nix b/pkgs/development/python-modules/adjusttext/default.nix
index 3aa50cc101f03..ca9fab212cae8 100644
--- a/pkgs/development/python-modules/adjusttext/default.nix
+++ b/pkgs/development/python-modules/adjusttext/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "Phlya";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-N+eCDwK5E9zGKG7uruuhnpTlJeiXG2a15PKW0gJFAqw=";
+    hash = "sha256-N+eCDwK5E9zGKG7uruuhnpTlJeiXG2a15PKW0gJFAqw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/advocate/default.nix b/pkgs/development/python-modules/advocate/default.nix
index 7462dfb86837d..e0062be35cb87 100644
--- a/pkgs/development/python-modules/advocate/default.nix
+++ b/pkgs/development/python-modules/advocate/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "JordanMilne";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-opObkjkad+yrLE2b7DULHjGuNeVhu4fEmSavgA39YPw=";
+    hash = "sha256-opObkjkad+yrLE2b7DULHjGuNeVhu4fEmSavgA39YPw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aemet-opendata/default.nix b/pkgs/development/python-modules/aemet-opendata/default.nix
index 8789bd0fa1939..64e3cfa7b032c 100644
--- a/pkgs/development/python-modules/aemet-opendata/default.nix
+++ b/pkgs/development/python-modules/aemet-opendata/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Noltari";
     repo = "AEMET-OpenData";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-3f3hvui00oItu6t9rKecoCquqsD1Eeqz+SEsLBqGt48=";
+    hash = "sha256-3f3hvui00oItu6t9rKecoCquqsD1Eeqz+SEsLBqGt48=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/afdko/default.nix b/pkgs/development/python-modules/afdko/default.nix
index ff8b28a362a52..c1413ea565a5b 100644
--- a/pkgs/development/python-modules/afdko/default.nix
+++ b/pkgs/development/python-modules/afdko/default.nix
@@ -40,7 +40,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v0fIhf3P5Xjdn5/ryRNj0Q2YHAisMqi5RTmJQabaUO0=";
+    hash = "sha256-v0fIhf3P5Xjdn5/ryRNj0Q2YHAisMqi5RTmJQabaUO0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/affine/default.nix b/pkgs/development/python-modules/affine/default.nix
index ba9a43b1e5af6..d474caa938de8 100644
--- a/pkgs/development/python-modules/affine/default.nix
+++ b/pkgs/development/python-modules/affine/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ok2BjWqDbBMZdtIvjCe408oy0K9kwdjSnet7r6TaHuo=";
+    hash = "sha256-ok2BjWqDbBMZdtIvjCe408oy0K9kwdjSnet7r6TaHuo=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/agate-sql/default.nix b/pkgs/development/python-modules/agate-sql/default.nix
index 5c6cf00cd232b..2470506a009f7 100644
--- a/pkgs/development/python-modules/agate-sql/default.nix
+++ b/pkgs/development/python-modules/agate-sql/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MLZCoypbZxFhq++ejsNjUvLniiTOhJBU7axpRti53cY=";
+    hash = "sha256-MLZCoypbZxFhq++ejsNjUvLniiTOhJBU7axpRti53cY=";
   };
 
   propagatedBuildInputs = [ agate sqlalchemy ];
diff --git a/pkgs/development/python-modules/agate/default.nix b/pkgs/development/python-modules/agate/default.nix
index 4b5ac20113750..ad757b100ea1c 100644
--- a/pkgs/development/python-modules/agate/default.nix
+++ b/pkgs/development/python-modules/agate/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "wireservice";
     repo = pname;
     rev = version;
-    sha256 = "sha256-tuUoLvztCYHIPJTBgw1eByM0zfaHDyc+h7SWsxutKos=";
+    hash = "sha256-tuUoLvztCYHIPJTBgw1eByM0zfaHDyc+h7SWsxutKos=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aggdraw/default.nix b/pkgs/development/python-modules/aggdraw/default.nix
index 89b998bee6836..5aa8b9dcb4fc1 100644
--- a/pkgs/development/python-modules/aggdraw/default.nix
+++ b/pkgs/development/python-modules/aggdraw/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "pytroll";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-w3HlnsHYB0R+HZOXtzygC2RST3gllPI7SYtwSCVXhTU=";
+    hash = "sha256-w3HlnsHYB0R+HZOXtzygC2RST3gllPI7SYtwSCVXhTU=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix b/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix
index 3b61a49a4e5f3..fed8b6374a7ea 100644
--- a/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix
+++ b/pkgs/development/python-modules/aio-geojson-geonetnz-volcano/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "exxamalte";
     repo = "python-aio-geojson-geonetnz-volcano";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-wJVFjy6QgYb6GX9pZTylYFvCRWmD2lAFZKnodsa8Yqo=";
+    hash = "sha256-wJVFjy6QgYb6GX9pZTylYFvCRWmD2lAFZKnodsa8Yqo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aioapns/default.nix b/pkgs/development/python-modules/aioapns/default.nix
index a083a0c2f1791..9cebf5f1eb138 100644
--- a/pkgs/development/python-modules/aioapns/default.nix
+++ b/pkgs/development/python-modules/aioapns/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3FMNIhIZrstPKTfHVmN+K28UR2G26HZ5S/JtXmaFk1c=";
+    hash = "sha256-3FMNIhIZrstPKTfHVmN+K28UR2G26HZ5S/JtXmaFk1c=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aioazuredevops/default.nix b/pkgs/development/python-modules/aioazuredevops/default.nix
index 4c8cd7a45dc87..2054b49b7ce21 100644
--- a/pkgs/development/python-modules/aioazuredevops/default.nix
+++ b/pkgs/development/python-modules/aioazuredevops/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vNTvSQYjjptdPsHz0zM9paq3iodZrhcEralPm6YRZJE=";
+    hash = "sha256-vNTvSQYjjptdPsHz0zM9paq3iodZrhcEralPm6YRZJE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiobroadlink/default.nix b/pkgs/development/python-modules/aiobroadlink/default.nix
index d921f3c080498..4be53769784b6 100644
--- a/pkgs/development/python-modules/aiobroadlink/default.nix
+++ b/pkgs/development/python-modules/aiobroadlink/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-uTUtDhL9VtWZE+Y6ZJY4prmlE+Yh2UrCg5+eSyAQzMk=";
+    hash = "sha256-uTUtDhL9VtWZE+Y6ZJY4prmlE+Yh2UrCg5+eSyAQzMk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aioconsole/default.nix b/pkgs/development/python-modules/aioconsole/default.nix
index b5d93fae31b2e..5e4818ba8dcd4 100644
--- a/pkgs/development/python-modules/aioconsole/default.nix
+++ b/pkgs/development/python-modules/aioconsole/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "vxgmichel";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-tINfOGJz0v7zPh9ii7PlgzBBCXvEXif1jWLIi27FLYQ=";
+    hash = "sha256-tINfOGJz0v7zPh9ii7PlgzBBCXvEXif1jWLIi27FLYQ=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/aiocron/default.nix b/pkgs/development/python-modules/aiocron/default.nix
index d7fee0d0a34da..2b3f6e595d365 100644
--- a/pkgs/development/python-modules/aiocron/default.nix
+++ b/pkgs/development/python-modules/aiocron/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SFRlE/ry63kB5lpk66e2U8gBBu0A7ZyjQZw9ELZVWgE=";
+    hash = "sha256-SFRlE/ry63kB5lpk66e2U8gBBu0A7ZyjQZw9ELZVWgE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiodiscover/default.nix b/pkgs/development/python-modules/aiodiscover/default.nix
index b5b46190fee23..f3ffd1a7bba5f 100644
--- a/pkgs/development/python-modules/aiodiscover/default.nix
+++ b/pkgs/development/python-modules/aiodiscover/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "bdraco";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-tIbLb4Jk3vR1hVcdUPuYJrse7BcfE4Z/dXShs/uBDBo=";
+    hash = "sha256-tIbLb4Jk3vR1hVcdUPuYJrse7BcfE4Z/dXShs/uBDBo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiofiles/default.nix b/pkgs/development/python-modules/aiofiles/default.nix
index 4b805b5b1d4c1..893e8ddcdb750 100644
--- a/pkgs/development/python-modules/aiofiles/default.nix
+++ b/pkgs/development/python-modules/aiofiles/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "Tinche";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-2itjGYusJT6sbCAgvKsI9IXeAOP7VQV0bpifFBZmnAo=";
+    hash = "sha256-2itjGYusJT6sbCAgvKsI9IXeAOP7VQV0bpifFBZmnAo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aioflo/default.nix b/pkgs/development/python-modules/aioflo/default.nix
index 52649e960307b..34bb4895ff8ac 100644
--- a/pkgs/development/python-modules/aioflo/default.nix
+++ b/pkgs/development/python-modules/aioflo/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "bachya";
     repo = pname;
     rev = version;
-    sha256 = "sha256-7NrOoc1gi8YzZaKvCnHnzAKPlMnMhqxjdyZGN5H/8TQ=";
+    hash = "sha256-7NrOoc1gi8YzZaKvCnHnzAKPlMnMhqxjdyZGN5H/8TQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aioftp/default.nix b/pkgs/development/python-modules/aioftp/default.nix
index 224877efb93d8..7cb4fec4a45d5 100644
--- a/pkgs/development/python-modules/aioftp/default.nix
+++ b/pkgs/development/python-modules/aioftp/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-KLsm1GFsfDgaFUMoH5hwUbjS0dW/rwI9nn4sIQXFG7k=";
+    hash = "sha256-KLsm1GFsfDgaFUMoH5hwUbjS0dW/rwI9nn4sIQXFG7k=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aioharmony/default.nix b/pkgs/development/python-modules/aioharmony/default.nix
index 6e77c5589ec0f..b1f19dc260d81 100644
--- a/pkgs/development/python-modules/aioharmony/default.nix
+++ b/pkgs/development/python-modules/aioharmony/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-T30pLzPWD+5pb0ShkpNdiBFO45RdiMYgCOSg8rx+t+Y=";
+    hash = "sha256-T30pLzPWD+5pb0ShkpNdiBFO45RdiMYgCOSg8rx+t+Y=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiohttp-openmetrics/default.nix b/pkgs/development/python-modules/aiohttp-openmetrics/default.nix
index ed6568ac7b340..eab5d1801f076 100644
--- a/pkgs/development/python-modules/aiohttp-openmetrics/default.nix
+++ b/pkgs/development/python-modules/aiohttp-openmetrics/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GIVUkjyn+iQSMZZ6dNmmimvbt+t+uxOYv2QEDk/dA+g=";
+    hash = "sha256-GIVUkjyn+iQSMZZ6dNmmimvbt+t+uxOYv2QEDk/dA+g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiohttp-socks/default.nix b/pkgs/development/python-modules/aiohttp-socks/default.nix
index b0d067eb7a8e9..ec91f0bd0c55c 100644
--- a/pkgs/development/python-modules/aiohttp-socks/default.nix
+++ b/pkgs/development/python-modules/aiohttp-socks/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "aiohttp_socks";
-    sha256 = "sha256-knsdOzR0SPhv9SRcnKGeQPOX65OQZoK+WSeQZ4yYLzc=";
+    hash = "sha256-knsdOzR0SPhv9SRcnKGeQPOX65OQZoK+WSeQZ4yYLzc=";
   };
 
   propagatedBuildInputs = [ aiohttp attrs python-socks ];
diff --git a/pkgs/development/python-modules/aiohttp-wsgi/default.nix b/pkgs/development/python-modules/aiohttp-wsgi/default.nix
index a3b8334b9923d..298b8b00b22cc 100644
--- a/pkgs/development/python-modules/aiohttp-wsgi/default.nix
+++ b/pkgs/development/python-modules/aiohttp-wsgi/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "etianen";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-3Q00FidZWV1KueuHyHKQf1PsDJGOaRW6v/kBy7lzD4Q=";
+    hash = "sha256-3Q00FidZWV1KueuHyHKQf1PsDJGOaRW6v/kBy7lzD4Q=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiohwenergy/default.nix b/pkgs/development/python-modules/aiohwenergy/default.nix
index 3e7c4c7b85a56..fb4d89adab51d 100644
--- a/pkgs/development/python-modules/aiohwenergy/default.nix
+++ b/pkgs/development/python-modules/aiohwenergy/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "DCSBL";
     repo = pname;
     rev = version;
-    sha256 = "sha256-WfkwIxyDzLNzhWNWST/V3iN9Bhu2oXDwGiA5UXCq5ho=";
+    hash = "sha256-WfkwIxyDzLNzhWNWST/V3iN9Bhu2oXDwGiA5UXCq5ho=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiolimiter/default.nix b/pkgs/development/python-modules/aiolimiter/default.nix
index 04a2c6c46be01..be2e8f7e235b3 100644
--- a/pkgs/development/python-modules/aiolimiter/default.nix
+++ b/pkgs/development/python-modules/aiolimiter/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "mjpieters";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-4wByVZoOLhrXFx9oK19GBmRcjGoJolQ3Gwx9vQV/n8s=";
+    hash = "sha256-4wByVZoOLhrXFx9oK19GBmRcjGoJolQ3Gwx9vQV/n8s=";
   };
 
   nativeBuildInputs = [
@@ -43,7 +43,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "switch-to-peotry-core.patch";
       url = "https://github.com/mjpieters/aiolimiter/commit/84a85eff42621b0daff8fcf6bb485db313faae0b.patch";
-      sha256 = "sha256-xUfJwLvMF2Xt/V1bKBFn/fjn1uyw7bGNo9RpWxtyr50=";
+      hash = "sha256-xUfJwLvMF2Xt/V1bKBFn/fjn1uyw7bGNo9RpWxtyr50=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/aiomodernforms/default.nix b/pkgs/development/python-modules/aiomodernforms/default.nix
index bbf3190e57de7..dd8cbde722c4a 100644
--- a/pkgs/development/python-modules/aiomodernforms/default.nix
+++ b/pkgs/development/python-modules/aiomodernforms/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "wonderslug";
     repo = "aiomodernforms";
     rev = "v${version}";
-    sha256 = "sha256-Vx51WBjjNPIfLlwMnAuwHnGNljhnjKkU0tWB9M9rjsw=";
+    hash = "sha256-Vx51WBjjNPIfLlwMnAuwHnGNljhnjKkU0tWB9M9rjsw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiomultiprocess/default.nix b/pkgs/development/python-modules/aiomultiprocess/default.nix
index 4fc0f7781f613..579ea497fb457 100644
--- a/pkgs/development/python-modules/aiomultiprocess/default.nix
+++ b/pkgs/development/python-modules/aiomultiprocess/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "omnilib";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-yOP69FXDb2Grmtszx7oa6uiJGUar8su3KwqQPI+xjrw=";
+    hash = "sha256-yOP69FXDb2Grmtszx7oa6uiJGUar8su3KwqQPI+xjrw=";
   };
 
   nativeBuildInputs = [ flit-core ];
diff --git a/pkgs/development/python-modules/aiopulse/default.nix b/pkgs/development/python-modules/aiopulse/default.nix
index c2d4add41daca..f3b2f079b1921 100644
--- a/pkgs/development/python-modules/aiopulse/default.nix
+++ b/pkgs/development/python-modules/aiopulse/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Wp8NUjRlO+6ASqIt3C0YJRh0EKcEukXVMp4I+TCTElo=";
+    hash = "sha256-Wp8NUjRlO+6ASqIt3C0YJRh0EKcEukXVMp4I+TCTElo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiopylgtv/default.nix b/pkgs/development/python-modules/aiopylgtv/default.nix
index ad089ef708e7d..3039f57667574 100644
--- a/pkgs/development/python-modules/aiopylgtv/default.nix
+++ b/pkgs/development/python-modules/aiopylgtv/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "bendavid";
     repo = pname;
     rev = version;
-    sha256 = "sha256-NkWJGy5QUrhpbARoscrXy/ilCjAz01YxeVTH0I+IjNM=";
+    hash = "sha256-NkWJGy5QUrhpbARoscrXy/ilCjAz01YxeVTH0I+IjNM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aioquic/default.nix b/pkgs/development/python-modules/aioquic/default.nix
index 1b8dbb995e9fa..5b18a77edd3d9 100644
--- a/pkgs/development/python-modules/aioquic/default.nix
+++ b/pkgs/development/python-modules/aioquic/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7ENqqs6Ze4RrAeUgDtv34+VrkYJqFE77l0j9jd0zK74=";
+    hash = "sha256-7ENqqs6Ze4RrAeUgDtv34+VrkYJqFE77l0j9jd0zK74=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/aiorecollect/default.nix b/pkgs/development/python-modules/aiorecollect/default.nix
index 7da03f051f28d..259e7f6d530b7 100644
--- a/pkgs/development/python-modules/aiorecollect/default.nix
+++ b/pkgs/development/python-modules/aiorecollect/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "bachya";
     repo = pname;
     rev = version;
-    sha256 = "sha256-JIh6jr4pFXGZTUi6K7VsymaCxCrTNBevk9xo9TsrFnM=";
+    hash = "sha256-JIh6jr4pFXGZTUi6K7VsymaCxCrTNBevk9xo9TsrFnM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aioresponses/default.nix b/pkgs/development/python-modules/aioresponses/default.nix
index a5936a6a9b0f4..5287b9944ea3d 100644
--- a/pkgs/development/python-modules/aioresponses/default.nix
+++ b/pkgs/development/python-modules/aioresponses/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-m4wQizY1TARjO60Op1K1XZVqdgL+PjI0uTn8RK+W8dg=";
+    hash = "sha256-m4wQizY1TARjO60Op1K1XZVqdgL+PjI0uTn8RK+W8dg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aiorwlock/default.nix b/pkgs/development/python-modules/aiorwlock/default.nix
index cffaed5655e62..f959ec734ef59 100644
--- a/pkgs/development/python-modules/aiorwlock/default.nix
+++ b/pkgs/development/python-modules/aiorwlock/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-g/Eth99LlyiguP2hdWWFqw1lKxB7q1nGCE4bGtaSq0U=";
+    hash = "sha256-g/Eth99LlyiguP2hdWWFqw1lKxB7q1nGCE4bGtaSq0U=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/aiosenz/default.nix b/pkgs/development/python-modules/aiosenz/default.nix
index 3aab4e1451c2c..cddb2f37071fc 100644
--- a/pkgs/development/python-modules/aiosenz/default.nix
+++ b/pkgs/development/python-modules/aiosenz/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "milanmeu";
     repo = pname;
     rev = version;
-    sha256 = "sha256-ODdWPS14zzptxuS6mff51f0s1SYnIqjF40DmvT0sL0w=";
+    hash = "sha256-ODdWPS14zzptxuS6mff51f0s1SYnIqjF40DmvT0sL0w=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aioserial/default.nix b/pkgs/development/python-modules/aioserial/default.nix
index 2d15e2794da80..1a02f7acd305a 100644
--- a/pkgs/development/python-modules/aioserial/default.nix
+++ b/pkgs/development/python-modules/aioserial/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-cCvwOw64S47y2NrFy5JeHmhdzpj3exJVabxv0rO1gig=";
+    hash = "sha256-cCvwOw64S47y2NrFy5JeHmhdzpj3exJVabxv0rO1gig=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiosmtpd/default.nix b/pkgs/development/python-modules/aiosmtpd/default.nix
index e2bf576f31b04..fa66e0ca53cb5 100644
--- a/pkgs/development/python-modules/aiosmtpd/default.nix
+++ b/pkgs/development/python-modules/aiosmtpd/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "aio-libs";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-iWKOxXtOBmszDBgeSHNY4a74D00p/9Pf7h/n+ohpTqs=";
+    hash = "sha256-iWKOxXtOBmszDBgeSHNY4a74D00p/9Pf7h/n+ohpTqs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiostream/default.nix b/pkgs/development/python-modules/aiostream/default.nix
index 27588320fb2e8..5d6b5436db439 100644
--- a/pkgs/development/python-modules/aiostream/default.nix
+++ b/pkgs/development/python-modules/aiostream/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "vxgmichel";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-WOtscg02Dq5YNSAfq4pIyH3oUP/5G+cjBwKB6c+SUVA=";
+    hash = "sha256-WOtscg02Dq5YNSAfq4pIyH3oUP/5G+cjBwKB6c+SUVA=";
   };
 
   nativeCheckInputs = [ pytestCheckHook pytest-cov pytest-asyncio ];
diff --git a/pkgs/development/python-modules/aiosyncthing/default.nix b/pkgs/development/python-modules/aiosyncthing/default.nix
index 73c512cb65f43..e45ddb5dec0fd 100644
--- a/pkgs/development/python-modules/aiosyncthing/default.nix
+++ b/pkgs/development/python-modules/aiosyncthing/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "zhulik";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-vn8S2/kRW5C2Hbes9oLM4LGm1jWWK0zeLdujR14y6EI=";
+    hash = "sha256-vn8S2/kRW5C2Hbes9oLM4LGm1jWWK0zeLdujR14y6EI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiotractive/default.nix b/pkgs/development/python-modules/aiotractive/default.nix
index cb560d88c7c14..a39130c383a3c 100644
--- a/pkgs/development/python-modules/aiotractive/default.nix
+++ b/pkgs/development/python-modules/aiotractive/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "zhulik";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-VCwIAeSAN4tMwB8TXN/ukrws0qYv/jHHeEu++m56AHA=";
+    hash = "sha256-VCwIAeSAN4tMwB8TXN/ukrws0qYv/jHHeEu++m56AHA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiounittest/default.nix b/pkgs/development/python-modules/aiounittest/default.nix
index bdbdbb41c962f..e890ed7e2033d 100644
--- a/pkgs/development/python-modules/aiounittest/default.nix
+++ b/pkgs/development/python-modules/aiounittest/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "kwarunek";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-7lDOI1SHPpRZLTHRTmfbKlZH18T73poJdFyVmb+HKms=";
+    hash = "sha256-7lDOI1SHPpRZLTHRTmfbKlZH18T73poJdFyVmb+HKms=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aiowatttime/default.nix b/pkgs/development/python-modules/aiowatttime/default.nix
index 54279db457570..85d6076ad275a 100644
--- a/pkgs/development/python-modules/aiowatttime/default.nix
+++ b/pkgs/development/python-modules/aiowatttime/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "bachya";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-rqmsUvVwXC/XkR/v2d9d3t7u6Poms4ORiOci41ajXIo=";
+    hash = "sha256-rqmsUvVwXC/XkR/v2d9d3t7u6Poms4ORiOci41ajXIo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aioymaps/default.nix b/pkgs/development/python-modules/aioymaps/default.nix
index e1da7baaa6b50..fb57614be9fc7 100644
--- a/pkgs/development/python-modules/aioymaps/default.nix
+++ b/pkgs/development/python-modules/aioymaps/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pW8FoMdA8XdQZmLRwk5SBBgFhYhgEMJPA9+b+8aicuE=";
+    hash = "sha256-pW8FoMdA8XdQZmLRwk5SBBgFhYhgEMJPA9+b+8aicuE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/airly/default.nix b/pkgs/development/python-modules/airly/default.nix
index 95c7aba8e0cc7..b83cdefd8a51b 100644
--- a/pkgs/development/python-modules/airly/default.nix
+++ b/pkgs/development/python-modules/airly/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "ak-ambi";
     repo = "python-airly";
     rev = "v${version}";
-    sha256 = "sha256-weliT/FYnRX+pzVAyRWFly7lfj2z7P+hpq5SIhyIgmI=";
+    hash = "sha256-weliT/FYnRX+pzVAyRWFly7lfj2z7P+hpq5SIhyIgmI=";
   };
 
   propagatedBuildInputs = [ aiohttp ];
diff --git a/pkgs/development/python-modules/airthings-cloud/default.nix b/pkgs/development/python-modules/airthings-cloud/default.nix
index 8315847683d05..c7560d6ec9264 100644
--- a/pkgs/development/python-modules/airthings-cloud/default.nix
+++ b/pkgs/development/python-modules/airthings-cloud/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Danielhiversen";
     repo = "pyAirthings";
     rev = version;
-    sha256 = "sha256-sqHNK6biSWso4uOYimzU7PkEn0uP5sHAaPGsS2vSMNY=";
+    hash = "sha256-sqHNK6biSWso4uOYimzU7PkEn0uP5sHAaPGsS2vSMNY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/alabaster/default.nix b/pkgs/development/python-modules/alabaster/default.nix
index 2c6f5758bd861..31f9e14f6da8a 100644
--- a/pkgs/development/python-modules/alabaster/default.nix
+++ b/pkgs/development/python-modules/alabaster/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-onpKCE1eaQ4W4B4DrSsuVSxhplRpQZuQckMZPeGoSuI=";
+    hash = "sha256-onpKCE1eaQ4W4B4DrSsuVSxhplRpQZuQckMZPeGoSuI=";
   };
 
   propagatedBuildInputs = [ pygments ];
diff --git a/pkgs/development/python-modules/alarmdecoder/default.nix b/pkgs/development/python-modules/alarmdecoder/default.nix
index f06fc819bb49b..3e9bdffdadffc 100644
--- a/pkgs/development/python-modules/alarmdecoder/default.nix
+++ b/pkgs/development/python-modules/alarmdecoder/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "nutechsoftware";
     repo = "alarmdecoder";
     rev = version;
-    sha256 = "sha256-q2s+wngDKtWm5mxGHNAc63Ed6tiQD9gLHVoQZNWFB0w=";
+    hash = "sha256-q2s+wngDKtWm5mxGHNAc63Ed6tiQD9gLHVoQZNWFB0w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ale-py/default.nix b/pkgs/development/python-modules/ale-py/default.nix
index fb58d555d8d6b..0b5d9649f476f 100644
--- a/pkgs/development/python-modules/ale-py/default.nix
+++ b/pkgs/development/python-modules/ale-py/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage rec {
     owner = "mgbellemare";
     repo = "Arcade-Learning-Environment";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-B2AxhlzvBy1lJ3JttJjImgTjMtEUyZBv+xHU2IC7BVE=";
+    hash = "sha256-B2AxhlzvBy1lJ3JttJjImgTjMtEUyZBv+xHU2IC7BVE=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/alembic/default.nix b/pkgs/development/python-modules/alembic/default.nix
index 13131480128f6..4a60bfca201fd 100644
--- a/pkgs/development/python-modules/alembic/default.nix
+++ b/pkgs/development/python-modules/alembic/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TTvTLs27e7+0ip/p5tb9aoMaG1nQPibikiECNzc+fbU=";
+    hash = "sha256-TTvTLs27e7+0ip/p5tb9aoMaG1nQPibikiECNzc+fbU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/allure-behave/default.nix b/pkgs/development/python-modules/allure-behave/default.nix
index 4463be9997b33..2dc57281e8f3d 100644
--- a/pkgs/development/python-modules/allure-behave/default.nix
+++ b/pkgs/development/python-modules/allure-behave/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CxdB1gliajS6dUUhnD+yRMVj0zglGEwZC6RDmirH+pg=";
+    hash = "sha256-CxdB1gliajS6dUUhnD+yRMVj0zglGEwZC6RDmirH+pg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/allure-pytest/default.nix b/pkgs/development/python-modules/allure-pytest/default.nix
index d19805366ff1c..a08f4bc93a43a 100644
--- a/pkgs/development/python-modules/allure-pytest/default.nix
+++ b/pkgs/development/python-modules/allure-pytest/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hbc7Hb6ZCLpPhLgBGKk+EEnALdWTIJJg2MHJUM8ob2w=";
+    hash = "sha256-hbc7Hb6ZCLpPhLgBGKk+EEnALdWTIJJg2MHJUM8ob2w=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/allure-python-commons-test/default.nix b/pkgs/development/python-modules/allure-python-commons-test/default.nix
index a68cf5a90882c..aaba8d9fccf75 100644
--- a/pkgs/development/python-modules/allure-python-commons-test/default.nix
+++ b/pkgs/development/python-modules/allure-python-commons-test/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TaeQF9EZ5tLMmVSwnWgrxsRz5lh0O3BZLLEUawd8BeI=";
+    hash = "sha256-TaeQF9EZ5tLMmVSwnWgrxsRz5lh0O3BZLLEUawd8BeI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/allure-python-commons/default.nix b/pkgs/development/python-modules/allure-python-commons/default.nix
index 4142713585453..b92ee139b6ba4 100644
--- a/pkgs/development/python-modules/allure-python-commons/default.nix
+++ b/pkgs/development/python-modules/allure-python-commons/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1cNi3QEWfwhjMYIumxkS1Ob9bLwtGgBt0EjnfoKnrnM=";
+    hash = "sha256-1cNi3QEWfwhjMYIumxkS1Ob9bLwtGgBt0EjnfoKnrnM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/altair/default.nix b/pkgs/development/python-modules/altair/default.nix
index 63ee77d22163e..b939e508bbc30 100644
--- a/pkgs/development/python-modules/altair/default.nix
+++ b/pkgs/development/python-modules/altair/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-OTmaJnxJsw0QLBBBHmerJjdBVqhLGuufzRUUBCm6ScU=";
+    hash = "sha256-OTmaJnxJsw0QLBBBHmerJjdBVqhLGuufzRUUBCm6ScU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/amazon_kclpy/default.nix b/pkgs/development/python-modules/amazon_kclpy/default.nix
index 4e25a31825387..3de930cfa4154 100644
--- a/pkgs/development/python-modules/amazon_kclpy/default.nix
+++ b/pkgs/development/python-modules/amazon_kclpy/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "awslabs";
     repo = "amazon-kinesis-client-python";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-Z0MC4SbZS82beMA7UunEfs4KvrmhW5xAhFeb7WXA7DM=";
+    hash = "sha256-Z0MC4SbZS82beMA7UunEfs4KvrmhW5xAhFeb7WXA7DM=";
   };
 
   # argparse is just required for python2.6
diff --git a/pkgs/development/python-modules/ambee/default.nix b/pkgs/development/python-modules/ambee/default.nix
index ccc05d2ab3009..3e3f719b7afd2 100644
--- a/pkgs/development/python-modules/ambee/default.nix
+++ b/pkgs/development/python-modules/ambee/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "frenck";
     repo = "python-ambee";
     rev = "v${version}";
-    sha256 = "sha256-2wX2CLr6kdVw2AGPW6DmYI2OBfQFI/iWVorok2d3wx4=";
+    hash = "sha256-2wX2CLr6kdVw2AGPW6DmYI2OBfQFI/iWVorok2d3wx4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/amberelectric/default.nix b/pkgs/development/python-modules/amberelectric/default.nix
index ae02eaec0b1ac..1f1422a6b36a0 100644
--- a/pkgs/development/python-modules/amberelectric/default.nix
+++ b/pkgs/development/python-modules/amberelectric/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5SWJnTxRm6mzP0RxrgA+jnV+Gp23WjqQA57wbT2V9Dk=";
+    hash = "sha256-5SWJnTxRm6mzP0RxrgA+jnV+Gp23WjqQA57wbT2V9Dk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/amcrest/default.nix b/pkgs/development/python-modules/amcrest/default.nix
index 30808ee3f0eea..83ccc797cf129 100644
--- a/pkgs/development/python-modules/amcrest/default.nix
+++ b/pkgs/development/python-modules/amcrest/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "tchellomello";
     repo = "python-amcrest";
     rev = version;
-    sha256 = "sha256-An7MnGtZsmEZU/y6E0sivdexFD6HJRTB1juXqHfbDzE=";
+    hash = "sha256-An7MnGtZsmEZU/y6E0sivdexFD6HJRTB1juXqHfbDzE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/amply/default.nix b/pkgs/development/python-modules/amply/default.nix
index 2298b57cb1f44..64aa0ad76b7bc 100644
--- a/pkgs/development/python-modules/amply/default.nix
+++ b/pkgs/development/python-modules/amply/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rXF7SQtrcFWQn6oZXoKkQytwb4+VhUBQFy9Ckx5HhCY=";
+    hash = "sha256-rXF7SQtrcFWQn6oZXoKkQytwb4+VhUBQFy9Ckx5HhCY=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/aniso8601/default.nix b/pkgs/development/python-modules/aniso8601/default.nix
index b78ff31f8225c..5e22e6f87addc 100644
--- a/pkgs/development/python-modules/aniso8601/default.nix
+++ b/pkgs/development/python-modules/aniso8601/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-cuMRdmfu32aVG7LZP0KWpWuUsHioqVkFoFJhH7PxuXM=";
+    hash = "sha256-cuMRdmfu32aVG7LZP0KWpWuUsHioqVkFoFJhH7PxuXM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ansi2html/default.nix b/pkgs/development/python-modules/ansi2html/default.nix
index a1aceb5372fed..97553b1b31e1e 100644
--- a/pkgs/development/python-modules/ansi2html/default.nix
+++ b/pkgs/development/python-modules/ansi2html/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-OLgqKYSCofomE/D5yb6z23Ko+DLurFjrLke/Ms039tU=";
+    hash = "sha256-OLgqKYSCofomE/D5yb6z23Ko+DLurFjrLke/Ms039tU=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/ansible-compat/default.nix b/pkgs/development/python-modules/ansible-compat/default.nix
index da022c1e7f190..a079dbda6adac 100644
--- a/pkgs/development/python-modules/ansible-compat/default.nix
+++ b/pkgs/development/python-modules/ansible-compat/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-19xeS3+t6bc3XFaKJEdbe+gQJMrCogyu8yYO8LUSh7Q=";
+    hash = "sha256-19xeS3+t6bc3XFaKJEdbe+gQJMrCogyu8yYO8LUSh7Q=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/ansible-kernel/default.nix b/pkgs/development/python-modules/ansible-kernel/default.nix
index 5901e8f56abb5..3a8c871ea5c13 100644
--- a/pkgs/development/python-modules/ansible-kernel/default.nix
+++ b/pkgs/development/python-modules/ansible-kernel/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UJjm9FpmXSznXtaIR2rVv5YJS/H83FvRkNz09vwoe0c=";
+    hash = "sha256-UJjm9FpmXSznXtaIR2rVv5YJS/H83FvRkNz09vwoe0c=";
   };
 
   propagatedBuildInputs = [ ipywidgets six docopt tqdm jupyter psutil pyyaml ansible-runner ansible ];
diff --git a/pkgs/development/python-modules/ansible/default.nix b/pkgs/development/python-modules/ansible/default.nix
index 558ce409d4b68..c4a355d648503 100644
--- a/pkgs/development/python-modules/ansible/default.nix
+++ b/pkgs/development/python-modules/ansible/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YOLBpY8c6zShkLfDgPezOG0ec2kGGVSx+LjKPfdgY8w=";
+    hash = "sha256-YOLBpY8c6zShkLfDgPezOG0ec2kGGVSx+LjKPfdgY8w=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/ansimarkup/default.nix b/pkgs/development/python-modules/ansimarkup/default.nix
index 9de4e19d47e87..d249dddd1e3dd 100644
--- a/pkgs/development/python-modules/ansimarkup/default.nix
+++ b/pkgs/development/python-modules/ansimarkup/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "gvalkov";
     repo = "python-ansimarkup";
     rev = "v${version}";
-    sha256 = "sha256-HGeVapv2Z5GtPwSp3+dvUwAH0bFqu+Bmk5E6SRr7NO4=";
+    hash = "sha256-HGeVapv2Z5GtPwSp3+dvUwAH0bFqu+Bmk5E6SRr7NO4=";
   };
 
   propagatedBuildInputs = [ colorama ];
diff --git a/pkgs/development/python-modules/anyascii/default.nix b/pkgs/development/python-modules/anyascii/default.nix
index 4af2a68ccb306..d810b50304823 100644
--- a/pkgs/development/python-modules/anyascii/default.nix
+++ b/pkgs/development/python-modules/anyascii/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3t9XcoIG4obJHu18dZUFpeRcjNATZ91Awvcki7FcEfY=";
+    hash = "sha256-3t9XcoIG4obJHu18dZUFpeRcjNATZ91Awvcki7FcEfY=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/anyconfig/default.nix b/pkgs/development/python-modules/anyconfig/default.nix
index 0b6d0280d3ee5..7f1855ad6c5b3 100644
--- a/pkgs/development/python-modules/anyconfig/default.nix
+++ b/pkgs/development/python-modules/anyconfig/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-A/8uF2KvOI+7vtHBq3+fHsAGqR2n2zpouWPabneV0qw=";
+    hash = "sha256-A/8uF2KvOI+7vtHBq3+fHsAGqR2n2zpouWPabneV0qw=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/apcaccess/default.nix b/pkgs/development/python-modules/apcaccess/default.nix
index 75cde6f4bfe9e..fd4627b558de5 100644
--- a/pkgs/development/python-modules/apcaccess/default.nix
+++ b/pkgs/development/python-modules/apcaccess/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "flyte";
     repo = "apcaccess";
     rev = version;
-    sha256 = "sha256-XLoNRh6MgXCfRtWD9NpVZSyroW6E9nRYw6Grxa+AQkc=";
+    hash = "sha256-XLoNRh6MgXCfRtWD9NpVZSyroW6E9nRYw6Grxa+AQkc=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/appnope/default.nix b/pkgs/development/python-modules/appnope/default.nix
index b83b1b54bb807..ea358f96e4799 100644
--- a/pkgs/development/python-modules/appnope/default.nix
+++ b/pkgs/development/python-modules/appnope/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Ar2RxN6Gn7seHFCq/ECYgnp6VKsvOdncumyVR+2SDiQ=";
+    hash = "sha256-Ar2RxN6Gn7seHFCq/ECYgnp6VKsvOdncumyVR+2SDiQ=";
   };
 
   meta = {
diff --git a/pkgs/development/python-modules/apptools/default.nix b/pkgs/development/python-modules/apptools/default.nix
index d7b2db71c79c2..0905100a2baeb 100644
--- a/pkgs/development/python-modules/apptools/default.nix
+++ b/pkgs/development/python-modules/apptools/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     # https://github.com/enthought/apptools/issues/303
     (fetchpatch {
       url = "https://github.com/enthought/apptools/commit/10fb73916124f7ae7edf6c6688a05ad95678488f.patch";
-      sha256 = "sha256-izAcP5RWobLvnk2PQx31SX/TUGkw+prbYbjamYVmtjY=";
+      hash = "sha256-izAcP5RWobLvnk2PQx31SX/TUGkw+prbYbjamYVmtjY=";
       name = "fix_python310_tests.patch";
     })
 
diff --git a/pkgs/development/python-modules/aqualogic/default.nix b/pkgs/development/python-modules/aqualogic/default.nix
index a1b302dd9f376..8a6037213f7ec 100644
--- a/pkgs/development/python-modules/aqualogic/default.nix
+++ b/pkgs/development/python-modules/aqualogic/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "swilson";
     repo = pname;
     rev = version;
-    sha256 = "sha256-6YvkSUtBc3Nl/Ap3LjU0IKY2bE4k86XdSoLo+/c8dDs=";
+    hash = "sha256-6YvkSUtBc3Nl/Ap3LjU0IKY2bE4k86XdSoLo+/c8dDs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/aresponses/default.nix b/pkgs/development/python-modules/aresponses/default.nix
index 06c7b1a9dad3e..01b0c3c44a6ec 100644
--- a/pkgs/development/python-modules/aresponses/default.nix
+++ b/pkgs/development/python-modules/aresponses/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "CircleUp";
     repo = pname;
     rev = version;
-    sha256 = "sha256-Ui9ZpWaVBfCbDlZH3EgHX32FIZtyTHnc/UXqtoEyFcw=";
+    hash = "sha256-Ui9ZpWaVBfCbDlZH3EgHX32FIZtyTHnc/UXqtoEyFcw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/argparse-addons/default.nix b/pkgs/development/python-modules/argparse-addons/default.nix
index be91003e201ba..1d50820d4e5d7 100644
--- a/pkgs/development/python-modules/argparse-addons/default.nix
+++ b/pkgs/development/python-modules/argparse-addons/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "argparse_addons";
     inherit version;
-    sha256 = "sha256-YyKg3NcGiH52MI0jE21bhtoOq3WigtxklnAdEhC0YK8=";
+    hash = "sha256-YyKg3NcGiH52MI0jE21bhtoOq3WigtxklnAdEhC0YK8=";
   };
 
   pythonImportsCheck = [ "argparse_addons" ];
diff --git a/pkgs/development/python-modules/arnparse/default.nix b/pkgs/development/python-modules/arnparse/default.nix
index 96f2fb3f6d70b..5da008aa650f5 100644
--- a/pkgs/development/python-modules/arnparse/default.nix
+++ b/pkgs/development/python-modules/arnparse/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "PokaInc";
     repo = "arnparse";
     rev = version;
-    sha256 = "sha256-2+wxzYoS/KJXjYM6lZguxbr2Oxobo0eFNnzWZHLi0WM=";
+    hash = "sha256-2+wxzYoS/KJXjYM6lZguxbr2Oxobo0eFNnzWZHLi0WM=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/arpeggio/default.nix b/pkgs/development/python-modules/arpeggio/default.nix
index 7add80472cc70..96a42b68a4138 100644
--- a/pkgs/development/python-modules/arpeggio/default.nix
+++ b/pkgs/development/python-modules/arpeggio/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Arpeggio";
     inherit version;
-    sha256 = "sha256-1rA4OQGbuKaHhfkpLuajaxlU64S5JbhKa4peHibT7T0=";
+    hash = "sha256-1rA4OQGbuKaHhfkpLuajaxlU64S5JbhKa4peHibT7T0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/arris-tg2492lg/default.nix b/pkgs/development/python-modules/arris-tg2492lg/default.nix
index 9f6d8f6db1e60..78239b1a4af6a 100644
--- a/pkgs/development/python-modules/arris-tg2492lg/default.nix
+++ b/pkgs/development/python-modules/arris-tg2492lg/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "vanbalken";
     repo = pname;
     rev = version;
-    sha256 = "sha256-C1o9HWWJ/G/7Pp6I0FbRmX2PQvUJx71L9wHRkUMtnL4=";
+    hash = "sha256-C1o9HWWJ/G/7Pp6I0FbRmX2PQvUJx71L9wHRkUMtnL4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/arrow/default.nix b/pkgs/development/python-modules/arrow/default.nix
index 71ce479f2c2e9..db8124a98a5e7 100644
--- a/pkgs/development/python-modules/arrow/default.nix
+++ b/pkgs/development/python-modules/arrow/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-OTSzDKG58pI3bZ2xWxlEYIjRLsWGKbw/DaKP1V+2M6E=";
+    hash = "sha256-OTSzDKG58pI3bZ2xWxlEYIjRLsWGKbw/DaKP1V+2M6E=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/asciimatics/default.nix b/pkgs/development/python-modules/asciimatics/default.nix
index ea6c513e18f8e..5d138ae856670 100644
--- a/pkgs/development/python-modules/asciimatics/default.nix
+++ b/pkgs/development/python-modules/asciimatics/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FtIM5CIQtDTrBbpGns24KTrH7TwM4N1PcOMNctdgIic=";
+    hash = "sha256-FtIM5CIQtDTrBbpGns24KTrH7TwM4N1PcOMNctdgIic=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/asdf/default.nix b/pkgs/development/python-modules/asdf/default.nix
index 4ce55b4d483ce..406a7ee619169 100644
--- a/pkgs/development/python-modules/asdf/default.nix
+++ b/pkgs/development/python-modules/asdf/default.nix
@@ -40,7 +40,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "default-validation.patch";
       url = "https://github.com/asdf-format/asdf/commit/6f79f620b4632e20178d9bd53528702605d3e976.patch";
-      sha256 = "sha256-h/dYhXRCf5oIIC+u6+8C91mJnmEzuNmlEzqc0UEhLy0=";
+      hash = "sha256-h/dYhXRCf5oIIC+u6+8C91mJnmEzuNmlEzqc0UEhLy0=";
       excludes = [
           "CHANGES.rst"
       ];
diff --git a/pkgs/development/python-modules/ase/default.nix b/pkgs/development/python-modules/ase/default.nix
index c3ec514844c22..058bfe8f3446f 100644
--- a/pkgs/development/python-modules/ase/default.nix
+++ b/pkgs/development/python-modules/ase/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AE32sOoEsRFMeQ+t/kXUEl6w5TElxmqTQlr4U9gqtDI=";
+    hash = "sha256-AE32sOoEsRFMeQ+t/kXUEl6w5TElxmqTQlr4U9gqtDI=";
   };
 
   propagatedBuildInputs = [ numpy scipy matplotlib flask pillow psycopg2 ];
diff --git a/pkgs/development/python-modules/asgi-csrf/default.nix b/pkgs/development/python-modules/asgi-csrf/default.nix
index 506fbc46f2e8d..062d3259b82ae 100644
--- a/pkgs/development/python-modules/asgi-csrf/default.nix
+++ b/pkgs/development/python-modules/asgi-csrf/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "simonw";
     repo = pname;
     rev = version;
-    sha256 = "sha256-mmOsN2mW6eGtapq3xLqHK8hhSD0Gjzp3DsY5AGUlI8g=";
+    hash = "sha256-mmOsN2mW6eGtapq3xLqHK8hhSD0Gjzp3DsY5AGUlI8g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/asgiref/default.nix b/pkgs/development/python-modules/asgiref/default.nix
index 923ee6bd8198e..c4e19328f435f 100644
--- a/pkgs/development/python-modules/asgiref/default.nix
+++ b/pkgs/development/python-modules/asgiref/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "django";
     repo = pname;
     rev = version;
-    sha256 = "sha256-56suF63ePRDprqODhVIPCEGiO8UGgWrpwg2wYEs6OOE=";
+    hash = "sha256-56suF63ePRDprqODhVIPCEGiO8UGgWrpwg2wYEs6OOE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/asn1crypto/default.nix b/pkgs/development/python-modules/asn1crypto/default.nix
index 8e649ed7cd255..4822c5a16ac8d 100644
--- a/pkgs/development/python-modules/asn1crypto/default.nix
+++ b/pkgs/development/python-modules/asn1crypto/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "wbond";
     repo = "asn1crypto";
     rev = version;
-    sha256 = "sha256-M8vASxhaJPgkiTrAckxz7gk/QHkrFlNz7fFbnLEBT+M=";
+    hash = "sha256-M8vASxhaJPgkiTrAckxz7gk/QHkrFlNz7fFbnLEBT+M=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/assay/default.nix b/pkgs/development/python-modules/assay/default.nix
index b019e24579cec..37c4ccc9392f8 100644
--- a/pkgs/development/python-modules/assay/default.nix
+++ b/pkgs/development/python-modules/assay/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "brandon-rhodes";
     repo = pname;
     rev = "bb62d1f7d51d798b05a88045fff3a2ff92c299c3";
-    sha256 = "sha256-FuAD74mFJ9F9AMgB3vPmODAlZKgPR7FQ4yn7HEBS5Rw=";
+    hash = "sha256-FuAD74mFJ9F9AMgB3vPmODAlZKgPR7FQ4yn7HEBS5Rw=";
   };
 
   pythonImportsCheck = [ "assay" ];
diff --git a/pkgs/development/python-modules/astropy-healpix/default.nix b/pkgs/development/python-modules/astropy-healpix/default.nix
index 02f1a951d17ca..35871bff21c82 100644
--- a/pkgs/development/python-modules/astropy-healpix/default.nix
+++ b/pkgs/development/python-modules/astropy-healpix/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = lib.replaceStrings ["-"] ["_"] pname;
-    sha256 = "sha256-iMOE60MimXpY3ok46RrJ/5D2orbLKuI+IWnHQFrdOtg=";
+    hash = "sha256-iMOE60MimXpY3ok46RrJ/5D2orbLKuI+IWnHQFrdOtg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/astropy/default.nix b/pkgs/development/python-modules/astropy/default.nix
index 479ea5f4174bf..a222dbe92eca1 100644
--- a/pkgs/development/python-modules/astropy/default.nix
+++ b/pkgs/development/python-modules/astropy/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9q4noHf46oSQPvp2x5C5hWFzQaAISw0hw5H3o/MyrCM=";
+    hash = "sha256-9q4noHf46oSQPvp2x5C5hWFzQaAISw0hw5H3o/MyrCM=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/astroquery/default.nix b/pkgs/development/python-modules/astroquery/default.nix
index 418b9e1cb1094..67bee933c0da2 100644
--- a/pkgs/development/python-modules/astroquery/default.nix
+++ b/pkgs/development/python-modules/astroquery/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MHylVMtzSgypoi+G9e/+fkE6+ROuZeFXiXLYR7H+E+4=";
+    hash = "sha256-MHylVMtzSgypoi+G9e/+fkE6+ROuZeFXiXLYR7H+E+4=";
   };
 
   disabled = !isPy3k;
diff --git a/pkgs/development/python-modules/asyncclick/default.nix b/pkgs/development/python-modules/asyncclick/default.nix
index 716dd2ffca04c..832b87c774aa5 100644
--- a/pkgs/development/python-modules/asyncclick/default.nix
+++ b/pkgs/development/python-modules/asyncclick/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "python-trio";
     repo = pname;
     rev = version;
-    sha256 = "sha256-by1clF+WAfN/gjOg/F60O1tCZ3qAhWqiiJJY04iMzQ8=";
+    hash = "sha256-by1clF+WAfN/gjOg/F60O1tCZ3qAhWqiiJJY04iMzQ8=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/asyncmy/default.nix b/pkgs/development/python-modules/asyncmy/default.nix
index c5888f000ee03..c7e4f1c4422a4 100644
--- a/pkgs/development/python-modules/asyncmy/default.nix
+++ b/pkgs/development/python-modules/asyncmy/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "long2ice";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-mkYh1fmhtBZ2DyL7a2RduTm+ig4Xnk5Ps1Tm0DS/OEc=";
+    hash = "sha256-mkYh1fmhtBZ2DyL7a2RduTm+ig4Xnk5Ps1Tm0DS/OEc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/asyncsleepiq/default.nix b/pkgs/development/python-modules/asyncsleepiq/default.nix
index d088563aae292..1266019371b7b 100644
--- a/pkgs/development/python-modules/asyncsleepiq/default.nix
+++ b/pkgs/development/python-modules/asyncsleepiq/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-X+bJyzQxWJaS1/KNOE/3zQKSbwUpm9XN35HYf6s+BPs=";
+    hash = "sha256-X+bJyzQxWJaS1/KNOE/3zQKSbwUpm9XN35HYf6s+BPs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/atlassian-python-api/default.nix b/pkgs/development/python-modules/atlassian-python-api/default.nix
index 81994ce985a3d..2fee3f307f0d7 100755
--- a/pkgs/development/python-modules/atlassian-python-api/default.nix
+++ b/pkgs/development/python-modules/atlassian-python-api/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "atlassian-api";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-en+4EKkmTQWMgnGZaGs+O9Yh2TI03xW111wbp9O8dYE=";
+    hash = "sha256-en+4EKkmTQWMgnGZaGs+O9Yh2TI03xW111wbp9O8dYE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/atomicwrites/default.nix b/pkgs/development/python-modules/atomicwrites/default.nix
index 7aa6d889eac66..26187a0078b44 100644
--- a/pkgs/development/python-modules/atomicwrites/default.nix
+++ b/pkgs/development/python-modules/atomicwrites/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gbLJBxpJNnp/dwFw5e7Iy2ZWfPu8jHPSDOXKSo1xzxE=";
+    hash = "sha256-gbLJBxpJNnp/dwFw5e7Iy2ZWfPu8jHPSDOXKSo1xzxE=";
   };
 
   # Tests depend on pytest but atomicwrites is a dependency of pytest
diff --git a/pkgs/development/python-modules/atpublic/default.nix b/pkgs/development/python-modules/atpublic/default.nix
index 952892f78f898..d856aa544cb17 100644
--- a/pkgs/development/python-modules/atpublic/default.nix
+++ b/pkgs/development/python-modules/atpublic/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MJjuEtAQfMUAnWH06A5e3PrEzaK9qgRkSvdYJ8sSGxg=";
+    hash = "sha256-MJjuEtAQfMUAnWH06A5e3PrEzaK9qgRkSvdYJ8sSGxg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/atsim_potentials/default.nix b/pkgs/development/python-modules/atsim_potentials/default.nix
index 71423d907d750..b47621730be3e 100644
--- a/pkgs/development/python-modules/atsim_potentials/default.nix
+++ b/pkgs/development/python-modules/atsim_potentials/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "mjdrushton";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-G7lNqwEUwAT0f7M2nUTCxpXOAl6FWKlh7tcsvbur1eM=";
+    hash = "sha256-G7lNqwEUwAT0f7M2nUTCxpXOAl6FWKlh7tcsvbur1eM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/audible/default.nix b/pkgs/development/python-modules/audible/default.nix
index 8769cdedeac31..ddb80eec05340 100644
--- a/pkgs/development/python-modules/audible/default.nix
+++ b/pkgs/development/python-modules/audible/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "mkb79";
     repo = "Audible";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-SIEDBuMCC/Hap2mGVbKEFic96ClN369SEsV06Sg+poY=";
+    hash = "sha256-SIEDBuMCC/Hap2mGVbKEFic96ClN369SEsV06Sg+poY=";
   };
 
   propagatedBuildInputs = [ beautifulsoup4 httpx pbkdf2 pillow pyaes rsa ];
diff --git a/pkgs/development/python-modules/audioread/default.nix b/pkgs/development/python-modules/audioread/default.nix
index ee34134152329..bdee5ba6cc9ca 100644
--- a/pkgs/development/python-modules/audioread/default.nix
+++ b/pkgs/development/python-modules/audioread/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-EhmVvSB+sf2j1Wa+uFHTU0J1klvDWk+22gyxHeD3JRo=";
+    hash = "sha256-EhmVvSB+sf2j1Wa+uFHTU0J1klvDWk+22gyxHeD3JRo=";
   };
 
   # No tests, need to disable or py3k breaks
diff --git a/pkgs/development/python-modules/audiotools/default.nix b/pkgs/development/python-modules/audiotools/default.nix
index 74b03a413ce21..15ffe7af8c851 100644
--- a/pkgs/development/python-modules/audiotools/default.nix
+++ b/pkgs/development/python-modules/audiotools/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "tuffy";
     repo = "python-audio-tools";
     rev = "v${version}";
-    sha256 = "sha256-y+EiK9BktyTWowOiJvOb2YjtbPa7R62Wb5zinkyt1OM=";
+    hash = "sha256-y+EiK9BktyTWowOiJvOb2YjtbPa7R62Wb5zinkyt1OM=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/auroranoaa/default.nix b/pkgs/development/python-modules/auroranoaa/default.nix
index d9162d704b3ad..bab39ebd64f50 100644
--- a/pkgs/development/python-modules/auroranoaa/default.nix
+++ b/pkgs/development/python-modules/auroranoaa/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "djtimca";
     repo = "aurora-api";
     rev = version;
-    sha256 = "sha256-ho0O5aEHCKaTuWh2eW2kY5a7dVGIGBLm4nKxAMq0bZ4=";
+    hash = "sha256-ho0O5aEHCKaTuWh2eW2kY5a7dVGIGBLm4nKxAMq0bZ4=";
   };
 
   propagatedBuildInputs = [ aiohttp ];
diff --git a/pkgs/development/python-modules/authcaptureproxy/default.nix b/pkgs/development/python-modules/authcaptureproxy/default.nix
index fde3d3488032f..82444d0d7263c 100644
--- a/pkgs/development/python-modules/authcaptureproxy/default.nix
+++ b/pkgs/development/python-modules/authcaptureproxy/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "alandtse";
     repo = "auth_capture_proxy";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-4IPBulzRoAAplyM/1MPE40IW4IXBIGYLydzpY64Gl0c=";
+    hash = "sha256-4IPBulzRoAAplyM/1MPE40IW4IXBIGYLydzpY64Gl0c=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/authheaders/default.nix b/pkgs/development/python-modules/authheaders/default.nix
index dfcb7527d981b..96a035f4a5824 100644
--- a/pkgs/development/python-modules/authheaders/default.nix
+++ b/pkgs/development/python-modules/authheaders/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-90rOvu+CbHtammrMDZpPx7rIboIT2X/jL1GtfjpmuOk=";
+    hash = "sha256-90rOvu+CbHtammrMDZpPx7rIboIT2X/jL1GtfjpmuOk=";
   };
 
   propagatedBuildInputs = [ authres dnspython dkimpy publicsuffix2 ];
diff --git a/pkgs/development/python-modules/autobahn/default.nix b/pkgs/development/python-modules/autobahn/default.nix
index 9a464955aa33e..d3b024ef71fa7 100644
--- a/pkgs/development/python-modules/autobahn/default.nix
+++ b/pkgs/development/python-modules/autobahn/default.nix
@@ -58,13 +58,13 @@ buildPythonPackage rec {
     (fetchpatch {
       # https://github.com/crossbario/autobahn-python/pull/1604
       url = "https://github.com/crossbario/autobahn-python/commit/ffe679fae4ebcdde964d4ee88cb82a9c65c40529.patch";
-      sha256 = "sha256-QNnQkxMZJsFbiYUp4Os+dWo7jdCa96+kyb/2HxSMU8k=";
+      hash = "sha256-QNnQkxMZJsFbiYUp4Os+dWo7jdCa96+kyb/2HxSMU8k=";
     })
   ];
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-i0Yuouaq1rTcDtRfuAC2y/6wMl5/5pg5B/Ei8r5KH+k=";
+    hash = "sha256-i0Yuouaq1rTcDtRfuAC2y/6wMl5/5pg5B/Ei8r5KH+k=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/autocommand/default.nix b/pkgs/development/python-modules/autocommand/default.nix
index 7e4893e98af9d..009c0992bf7b6 100644
--- a/pkgs/development/python-modules/autocommand/default.nix
+++ b/pkgs/development/python-modules/autocommand/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "Lucretiel";
     repo = "autocommand";
     rev = version;
-    sha256 = "sha256-bjoVGfP57qhvPuHHcMP8JQddAaW4/fEyatElk1UEPZo=";
+    hash = "sha256-bjoVGfP57qhvPuHHcMP8JQddAaW4/fEyatElk1UEPZo=";
   };
 
   # fails with: SyntaxError: invalid syntax
diff --git a/pkgs/development/python-modules/autograd/default.nix b/pkgs/development/python-modules/autograd/default.nix
index 1939dcbc746bc..f0b82fa67a446 100644
--- a/pkgs/development/python-modules/autograd/default.nix
+++ b/pkgs/development/python-modules/autograd/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2AvSJRVNHbE8tOrM96GMNYvnIJJkG2hxf5b88dFqzQs=";
+    hash = "sha256-2AvSJRVNHbE8tOrM96GMNYvnIJJkG2hxf5b88dFqzQs=";
   };
 
   propagatedBuildInputs = [ numpy future ];
diff --git a/pkgs/development/python-modules/autoit-ripper/default.nix b/pkgs/development/python-modules/autoit-ripper/default.nix
index 420322a32340d..b1145ff332a36 100644
--- a/pkgs/development/python-modules/autoit-ripper/default.nix
+++ b/pkgs/development/python-modules/autoit-ripper/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fluG/2XlUh3kPtYtSotrP02c7kdmem92Hy1R93SaTzk=";
+    hash = "sha256-fluG/2XlUh3kPtYtSotrP02c7kdmem92Hy1R93SaTzk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/automate-home/default.nix b/pkgs/development/python-modules/automate-home/default.nix
index ea6380bb5531b..c13395aa42e3e 100644
--- a/pkgs/development/python-modules/automate-home/default.nix
+++ b/pkgs/development/python-modules/automate-home/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-41qd+KPSrOrczkovwXht3irbcYlYehBZ1HZ44yZe4cM=";
+    hash = "sha256-41qd+KPSrOrczkovwXht3irbcYlYehBZ1HZ44yZe4cM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/autopage/default.nix b/pkgs/development/python-modules/autopage/default.nix
index e7bdc0d240ae0..0973220438ae8 100644
--- a/pkgs/development/python-modules/autopage/default.nix
+++ b/pkgs/development/python-modules/autopage/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Ab4+5hu3FOkJD8xcEPTPVGw5YzHGIMauUKIyGyjtMZk=";
+    hash = "sha256-Ab4+5hu3FOkJD8xcEPTPVGw5YzHGIMauUKIyGyjtMZk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/avro/default.nix b/pkgs/development/python-modules/avro/default.nix
index 81ea5127ee108..0f01045a6f148 100644
--- a/pkgs/development/python-modules/avro/default.nix
+++ b/pkgs/development/python-modules/avro/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8SNiPsxkjQ4gzhT47YUWIUDBPMSxCIZdGyUp+/oGwAg=";
+    hash = "sha256-8SNiPsxkjQ4gzhT47YUWIUDBPMSxCIZdGyUp+/oGwAg=";
   };
 
   propagatedBuildInputs = lib.optionals (pythonOlder "3.8") [
diff --git a/pkgs/development/python-modules/awesomeversion/default.nix b/pkgs/development/python-modules/awesomeversion/default.nix
index 3f842173bc60e..fd2f0aa77bd56 100644
--- a/pkgs/development/python-modules/awesomeversion/default.nix
+++ b/pkgs/development/python-modules/awesomeversion/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "ludeeus";
     repo = pname;
     rev = version;
-    sha256 = "sha256-OQArggd7210OyFpZKm3kr3fFbakIDG7U3WBNImAAobw=";
+    hash = "sha256-OQArggd7210OyFpZKm3kr3fFbakIDG7U3WBNImAAobw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aws-xray-sdk/default.nix b/pkgs/development/python-modules/aws-xray-sdk/default.nix
index d851cd0560666..3be1c09b5fbeb 100644
--- a/pkgs/development/python-modules/aws-xray-sdk/default.nix
+++ b/pkgs/development/python-modules/aws-xray-sdk/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-eINfyEHwPlUIWPGKmXPquGGPR/ItL1nt8TBXj6VFqGc=";
+    hash = "sha256-eINfyEHwPlUIWPGKmXPquGGPR/ItL1nt8TBXj6VFqGc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/awsiotpythonsdk/default.nix b/pkgs/development/python-modules/awsiotpythonsdk/default.nix
index 7ec8b9008fd4a..5907b74ba2208 100644
--- a/pkgs/development/python-modules/awsiotpythonsdk/default.nix
+++ b/pkgs/development/python-modules/awsiotpythonsdk/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "aws";
     repo = "aws-iot-device-sdk-python";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-GHMnDRxXkaKDTaawwPtMqa7EZJ8Y35+ScgtfEP9PJGs=";
+    hash = "sha256-GHMnDRxXkaKDTaawwPtMqa7EZJ8Y35+ScgtfEP9PJGs=";
   };
 
   # Module has no tests
diff --git a/pkgs/development/python-modules/azure-appconfiguration/default.nix b/pkgs/development/python-modules/azure-appconfiguration/default.nix
index e44dd89291b0a..db43d7770d2bc 100644
--- a/pkgs/development/python-modules/azure-appconfiguration/default.nix
+++ b/pkgs/development/python-modules/azure-appconfiguration/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-fzZyT6j3K90FClJawf3o0F2TSMSu5pVqZvP8yJwTdBc=";
+    hash = "sha256-fzZyT6j3K90FClJawf3o0F2TSMSu5pVqZvP8yJwTdBc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-applicationinsights/default.nix b/pkgs/development/python-modules/azure-applicationinsights/default.nix
index f3f395b6f78e2..1d4e17edc64ba 100644
--- a/pkgs/development/python-modules/azure-applicationinsights/default.nix
+++ b/pkgs/development/python-modules/azure-applicationinsights/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-qIRbgDZbfyALrR9xqA0NMfO+wB7f1GfftsE+or1xupY=";
+    hash = "sha256-qIRbgDZbfyALrR9xqA0NMfO+wB7f1GfftsE+or1xupY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-common/default.nix b/pkgs/development/python-modules/azure-common/default.nix
index a540ebf0beadd..504748f033ff4 100644
--- a/pkgs/development/python-modules/azure-common/default.nix
+++ b/pkgs/development/python-modules/azure-common/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-SsDNMhTja2obakQmhnIqXYzESWA6qDPz8PQL2oNnBKM=";
+    hash = "sha256-SsDNMhTja2obakQmhnIqXYzESWA6qDPz8PQL2oNnBKM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-containerregistry/default.nix b/pkgs/development/python-modules/azure-containerregistry/default.nix
index bc1aaf5f8bd1b..9da12c53e77eb 100644
--- a/pkgs/development/python-modules/azure-containerregistry/default.nix
+++ b/pkgs/development/python-modules/azure-containerregistry/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-DIZCHZM5aeKtmJrgwAk5J26ltaxNxKUn3rR+FbmuyZc=";
+    hash = "sha256-DIZCHZM5aeKtmJrgwAk5J26ltaxNxKUn3rR+FbmuyZc=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-core/default.nix b/pkgs/development/python-modules/azure-core/default.nix
index 4fca1b356a31e..1206bf48710c9 100644
--- a/pkgs/development/python-modules/azure-core/default.nix
+++ b/pkgs/development/python-modules/azure-core/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-rL0NqpZ1zohiPaNcgNgZza+pFzHe5rJpXGTXyp2oLbQ=";
+    hash = "sha256-rL0NqpZ1zohiPaNcgNgZza+pFzHe5rJpXGTXyp2oLbQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-data-tables/default.nix b/pkgs/development/python-modules/azure-data-tables/default.nix
index 351a870750d39..6c7fb17c636c6 100644
--- a/pkgs/development/python-modules/azure-data-tables/default.nix
+++ b/pkgs/development/python-modules/azure-data-tables/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-Oz1dFbKpY+CbSTSx/iuiF/Kd2axRghwXVJ/K+HRwJDQ=";
+    hash = "sha256-Oz1dFbKpY+CbSTSx/iuiF/Kd2axRghwXVJ/K+HRwJDQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-eventhub/default.nix b/pkgs/development/python-modules/azure-eventhub/default.nix
index 6e8dbf6aad343..02f79f3aee116 100644
--- a/pkgs/development/python-modules/azure-eventhub/default.nix
+++ b/pkgs/development/python-modules/azure-eventhub/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-Z1tekAHjO2kVe5g/MpB1U9m38pBQ8J03+pDZdJgzcgE=";
+    hash = "sha256-Z1tekAHjO2kVe5g/MpB1U9m38pBQ8J03+pDZdJgzcgE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-appconfiguration/default.nix b/pkgs/development/python-modules/azure-mgmt-appconfiguration/default.nix
index 51f5985e84d00..70f3205f539d9 100644
--- a/pkgs/development/python-modules/azure-mgmt-appconfiguration/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-appconfiguration/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-R2COS22pCtFp3oV98LLn/X2LkPOVUCasEONhFIhEdBQ=";
+    hash = "sha256-R2COS22pCtFp3oV98LLn/X2LkPOVUCasEONhFIhEdBQ=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix b/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix
index f547c7fe2b32c..9578143553fe5 100644
--- a/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-applicationinsights/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-mFUKupq4IXywGs6aQQYFYSNNH9PCNxicS1mRneSdhHU=";
+    hash = "sha256-mFUKupq4IXywGs6aQQYFYSNNH9PCNxicS1mRneSdhHU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-authorization/default.nix b/pkgs/development/python-modules/azure-mgmt-authorization/default.nix
index 05d7398b59881..4aaee3f68ffd9 100644
--- a/pkgs/development/python-modules/azure-mgmt-authorization/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-authorization/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-Cl1/aDvzNyI2uEHNvUZ39rCO185BuZnD5kTUKGJSBX0=";
+    hash = "sha256-Cl1/aDvzNyI2uEHNvUZ39rCO185BuZnD5kTUKGJSBX0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-botservice/default.nix b/pkgs/development/python-modules/azure-mgmt-botservice/default.nix
index e4172f9aaecb2..6bc3b2c7c6f0e 100644
--- a/pkgs/development/python-modules/azure-mgmt-botservice/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-botservice/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hsBNJ8UnwZ2WAKiCFfriulJNxnRFU4ew0OUXIrWm1ro=";
+    hash = "sha256-hsBNJ8UnwZ2WAKiCFfriulJNxnRFU4ew0OUXIrWm1ro=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-mgmt-cdn/default.nix b/pkgs/development/python-modules/azure-mgmt-cdn/default.nix
index af3a30a117fdc..85220841e0417 100644
--- a/pkgs/development/python-modules/azure-mgmt-cdn/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-cdn/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-t8PuIYkjS0r1Gs4pJJJ8X9cz8950imQtbVBABnyMnd0=";
+    hash = "sha256-t8PuIYkjS0r1Gs4pJJJ8X9cz8950imQtbVBABnyMnd0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-consumption/default.nix b/pkgs/development/python-modules/azure-mgmt-consumption/default.nix
index 0f8adb56ad348..c910587a615f2 100644
--- a/pkgs/development/python-modules/azure-mgmt-consumption/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-consumption/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-BqCGQ2wXN/d6uGiU1R9Zc7bg+l7fVlWOTCllieurkTA=";
+    hash = "sha256-BqCGQ2wXN/d6uGiU1R9Zc7bg+l7fVlWOTCllieurkTA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-containerinstance/default.nix b/pkgs/development/python-modules/azure-mgmt-containerinstance/default.nix
index b2e9c6e3adf56..13834d56d0401 100644
--- a/pkgs/development/python-modules/azure-mgmt-containerinstance/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-containerinstance/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-TDGrC7YO05Ywa8uEINqqw4Wxag65aklIUwS+2aVMHwA=";
+    hash = "sha256-TDGrC7YO05Ywa8uEINqqw4Wxag65aklIUwS+2aVMHwA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-core/default.nix b/pkgs/development/python-modules/azure-mgmt-core/default.nix
index c250246af26a5..7be6bf9b9360b 100644
--- a/pkgs/development/python-modules/azure-mgmt-core/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-core/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-B/Sv6COlXXBLBI1h7f3BMYwFHtWfJEAyEmNQvpXp1QE=";
+    hash = "sha256-B/Sv6COlXXBLBI1h7f3BMYwFHtWfJEAyEmNQvpXp1QE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-datalake-store/default.nix b/pkgs/development/python-modules/azure-mgmt-datalake-store/default.nix
index 18665f4dbb6ed..95cbb7bb896b5 100644
--- a/pkgs/development/python-modules/azure-mgmt-datalake-store/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-datalake-store/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-GrmVK97M+iojevPLVTuLmfQRLxvrHtr9DRHymJvLYHE=";
+    hash = "sha256-GrmVK97M+iojevPLVTuLmfQRLxvrHtr9DRHymJvLYHE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-extendedlocation/default.nix b/pkgs/development/python-modules/azure-mgmt-extendedlocation/default.nix
index 32e4bc0ebb758..a0b942e6de560 100644
--- a/pkgs/development/python-modules/azure-mgmt-extendedlocation/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-extendedlocation/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-jRo6EFP8Dg3i9U8HLfjED9QFfWbdg+X3o9PSf4eus9o=";
+    hash = "sha256-jRo6EFP8Dg3i9U8HLfjED9QFfWbdg+X3o9PSf4eus9o=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-imagebuilder/default.nix b/pkgs/development/python-modules/azure-mgmt-imagebuilder/default.nix
index b00b496943283..8b92d97dd2dcf 100644
--- a/pkgs/development/python-modules/azure-mgmt-imagebuilder/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-imagebuilder/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2EWfTsl5y3Sw4P8d5X7TKxYmO4PagUTNv/SFKdjY2Ss=";
+    hash = "sha256-2EWfTsl5y3Sw4P8d5X7TKxYmO4PagUTNv/SFKdjY2Ss=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-mgmt-iothub/default.nix b/pkgs/development/python-modules/azure-mgmt-iothub/default.nix
index feefdabc1e79b..5539fe1036739 100644
--- a/pkgs/development/python-modules/azure-mgmt-iothub/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-iothub/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-ml+koj52l5o0toAcnsGtsw0tGnO5F/LKq56ovzdmx/A=";
+    hash = "sha256-ml+koj52l5o0toAcnsGtsw0tGnO5F/LKq56ovzdmx/A=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix b/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix
index dfd8581af1aa6..7b75fdbde58e9 100644
--- a/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-04OoJuff93L62G6IozpmHpEaUbHHHD6nKlkMHVoJvJ4=";
+    hash = "sha256-04OoJuff93L62G6IozpmHpEaUbHHHD6nKlkMHVoJvJ4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-kusto/azure-mgmt-apimanagement/default.nix b/pkgs/development/python-modules/azure-mgmt-kusto/azure-mgmt-apimanagement/default.nix
index 4c61b55b666c9..f1effb72b4caa 100644
--- a/pkgs/development/python-modules/azure-mgmt-kusto/azure-mgmt-apimanagement/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-kusto/azure-mgmt-apimanagement/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kmL1TtOH6wg9ja5m0yqN81ZHMZuQK9SYzcN29QoS0VQ=";
+    hash = "sha256-kmL1TtOH6wg9ja5m0yqN81ZHMZuQK9SYzcN29QoS0VQ=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-mgmt-kusto/default.nix b/pkgs/development/python-modules/azure-mgmt-kusto/default.nix
index 6ff2d91c98959..b4321d50dba30 100644
--- a/pkgs/development/python-modules/azure-mgmt-kusto/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-kusto/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dkuVCFR+w3Yr764izDqxGfKtDvgRmAuziSPpkKDWcxc=";
+    hash = "sha256-dkuVCFR+w3Yr764izDqxGfKtDvgRmAuziSPpkKDWcxc=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-mgmt-msi/default.nix b/pkgs/development/python-modules/azure-mgmt-msi/default.nix
index 1f4568f3b7f36..8351622cd42fc 100644
--- a/pkgs/development/python-modules/azure-mgmt-msi/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-msi/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-ctRsmmJ4PsTqthm+nRt4/+u9qhZNQG/TA/FjA/NyVrI=";
+    hash = "sha256-ctRsmmJ4PsTqthm+nRt4/+u9qhZNQG/TA/FjA/NyVrI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-rdbms/default.nix b/pkgs/development/python-modules/azure-mgmt-rdbms/default.nix
index 68cf99fa0d4a2..b24c6ea69b2ea 100644
--- a/pkgs/development/python-modules/azure-mgmt-rdbms/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-rdbms/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-qH1AHIdshHNM3UiIr1UeShRhtLMo2YFq9gy4rFl58DU=";
+    hash = "sha256-qH1AHIdshHNM3UiIr1UeShRhtLMo2YFq9gy4rFl58DU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix b/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix
index 266be136857db..37d74abc72ee0 100644
--- a/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-ZU4mKTzny9tsKDrFSU+lll5v6oDivYJlXDriWJLAYec=";
+    hash = "sha256-ZU4mKTzny9tsKDrFSU+lll5v6oDivYJlXDriWJLAYec=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-redis/default.nix b/pkgs/development/python-modules/azure-mgmt-redis/default.nix
index 3a69eec97a229..1790922d82735 100644
--- a/pkgs/development/python-modules/azure-mgmt-redis/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-redis/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-LO92Wc2+VvsEKiOjVSHXw2o3D69NQlL58m+YqWl6+ig=";
+    hash = "sha256-LO92Wc2+VvsEKiOjVSHXw2o3D69NQlL58m+YqWl6+ig=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix b/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix
index 55739e868e769..d3a52e76a6817 100644
--- a/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-EJyjolHrt92zWg+IKWFKTapwZaFrwTtSyEIu5/mZXOg=";
+    hash = "sha256-EJyjolHrt92zWg+IKWFKTapwZaFrwTtSyEIu5/mZXOg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-servicelinker/default.nix b/pkgs/development/python-modules/azure-mgmt-servicelinker/default.nix
index f574b32286c41..83916038d9961 100644
--- a/pkgs/development/python-modules/azure-mgmt-servicelinker/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-servicelinker/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QVw6Y9HachwBRwCbF0cSGLCAkSJtNnXBvsj5YX1TmJU=";
+    hash = "sha256-QVw6Y9HachwBRwCbF0cSGLCAkSJtNnXBvsj5YX1TmJU=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-mgmt-subscription/default.nix b/pkgs/development/python-modules/azure-mgmt-subscription/default.nix
index 5094dc3ec6a8e..9c244435c2d06 100644
--- a/pkgs/development/python-modules/azure-mgmt-subscription/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-subscription/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-TiVbTOm5JDV7uMUAmzyIogFNMgOySV4iVvoCe/hOgA4=";
+    hash = "sha256-TiVbTOm5JDV7uMUAmzyIogFNMgOySV4iVvoCe/hOgA4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-trafficmanager/default.nix b/pkgs/development/python-modules/azure-mgmt-trafficmanager/default.nix
index 68d14c49ef6a8..a0da387c627a3 100644
--- a/pkgs/development/python-modules/azure-mgmt-trafficmanager/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-trafficmanager/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-R0F2HoA0bE7dTLPycTaOqYBj+ATQFeJFwv4EjtK1lqg=";
+    hash = "sha256-R0F2HoA0bE7dTLPycTaOqYBj+ATQFeJFwv4EjtK1lqg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-mgmt-web/default.nix b/pkgs/development/python-modules/azure-mgmt-web/default.nix
index ddaa89d916eb7..ce4caf8e41e23 100644
--- a/pkgs/development/python-modules/azure-mgmt-web/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-web/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-WvyNgfiliEt6qawqy8Le8eifhxusMkoZbf6YcyY1SBA=";
+    hash = "sha256-WvyNgfiliEt6qawqy8Le8eifhxusMkoZbf6YcyY1SBA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-multiapi-storage/default.nix b/pkgs/development/python-modules/azure-multiapi-storage/default.nix
index 331c0e1e2e952..933d04a478522 100644
--- a/pkgs/development/python-modules/azure-multiapi-storage/default.nix
+++ b/pkgs/development/python-modules/azure-multiapi-storage/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-x5v3e3/poSm+JMt0SWI1lcM6YAUcP+o2Sn8TluXOyIg=";
+    hash = "sha256-x5v3e3/poSm+JMt0SWI1lcM6YAUcP+o2Sn8TluXOyIg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/azure-storage-queue/default.nix b/pkgs/development/python-modules/azure-storage-queue/default.nix
index b46c33363c3fc..c98609a6df785 100644
--- a/pkgs/development/python-modules/azure-storage-queue/default.nix
+++ b/pkgs/development/python-modules/azure-storage-queue/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GaAfHYYLXll4nhcnzmrsTwkDrFYwelZMT6d3+zi2tQ0=";
+    hash = "sha256-GaAfHYYLXll4nhcnzmrsTwkDrFYwelZMT6d3+zi2tQ0=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/azure-synapse-artifacts/default.nix b/pkgs/development/python-modules/azure-synapse-artifacts/default.nix
index a632ec9668d9a..1aeefcb1602b7 100644
--- a/pkgs/development/python-modules/azure-synapse-artifacts/default.nix
+++ b/pkgs/development/python-modules/azure-synapse-artifacts/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-XxryuN5HVuY9h6ioSEv9nwzkK6wYLupvFOCJqX82eWE=";
+    hash = "sha256-XxryuN5HVuY9h6ioSEv9nwzkK6wYLupvFOCJqX82eWE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/babel/default.nix b/pkgs/development/python-modules/babel/default.nix
index 6a47fd9543f26..09fb69a7658e3 100644
--- a/pkgs/development/python-modules/babel/default.nix
+++ b/pkgs/development/python-modules/babel/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Babel";
     inherit version;
-    sha256 = "sha256-zC2ZmZzQHURCCuclohyeNxGzqtx5dtYUf2IthYGWNFU=";
+    hash = "sha256-zC2ZmZzQHURCCuclohyeNxGzqtx5dtYUf2IthYGWNFU=";
   };
 
   propagatedBuildInputs = lib.optional (pythonOlder "3.9") pytz;
diff --git a/pkgs/development/python-modules/backoff/default.nix b/pkgs/development/python-modules/backoff/default.nix
index 71c39395a46cd..000f024476760 100644
--- a/pkgs/development/python-modules/backoff/default.nix
+++ b/pkgs/development/python-modules/backoff/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "litl";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-g8bYGJ6Kw6y3BUnuoP1IAye5CL0geH5l7pTb3xxq7jI=";
+    hash = "sha256-g8bYGJ6Kw6y3BUnuoP1IAye5CL0geH5l7pTb3xxq7jI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/backports-cached-property/default.nix b/pkgs/development/python-modules/backports-cached-property/default.nix
index a4a9f30719442..27ad57237063a 100644
--- a/pkgs/development/python-modules/backports-cached-property/default.nix
+++ b/pkgs/development/python-modules/backports-cached-property/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "penguinolog";
     repo = "backports.cached_property";
     rev = version;
-    sha256 = "sha256-rdgKbVQaELilPrN4ve8RbbaLiT14Xex0esy5vUX2ZBc=";
+    hash = "sha256-rdgKbVQaELilPrN4ve8RbbaLiT14Xex0esy5vUX2ZBc=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/backports-zoneinfo/default.nix b/pkgs/development/python-modules/backports-zoneinfo/default.nix
index b7337d8e1586a..faed6af9cbbd6 100644
--- a/pkgs/development/python-modules/backports-zoneinfo/default.nix
+++ b/pkgs/development/python-modules/backports-zoneinfo/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "pganssle";
     repo = "zoneinfo";
     rev = version;
-    sha256 = "sha256-00xdDOVdDanfsjQTd3yjMN2RFGel4cWRrAA3CvSnl24=";
+    hash = "sha256-00xdDOVdDanfsjQTd3yjMN2RFGel4cWRrAA3CvSnl24=";
   };
 
   # Make sure test data update patch applies
diff --git a/pkgs/development/python-modules/bacpypes/default.nix b/pkgs/development/python-modules/bacpypes/default.nix
index b39f51fd13f8a..3bedc03329fc8 100644
--- a/pkgs/development/python-modules/bacpypes/default.nix
+++ b/pkgs/development/python-modules/bacpypes/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "JoelBender";
     repo = "bacpypes";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-BHCHI36nTqBj2dkHB/Y5qkC4uJCmzbHGzSFWKNsIdbc=";
+    hash = "sha256-BHCHI36nTqBj2dkHB/Y5qkC4uJCmzbHGzSFWKNsIdbc=";
   };
 
   propagatedBuildInputs = [ wheel ];
diff --git a/pkgs/development/python-modules/bayesian-optimization/default.nix b/pkgs/development/python-modules/bayesian-optimization/default.nix
index 3ca0d9f450bb2..82b8738285bf5 100644
--- a/pkgs/development/python-modules/bayesian-optimization/default.nix
+++ b/pkgs/development/python-modules/bayesian-optimization/default.nix
@@ -31,7 +31,7 @@ buildPythonPackage rec {
     # https://github.com/fmfn/BayesianOptimization/issues/300
     (fetchpatch {
       url = "https://github.com/fmfn/BayesianOptimization/commit/b4e09a25842985a4a0acea0c0f5c8789b7be125e.patch";
-      sha256 = "sha256-PfcifCFd4GRNTA+4+T+6A760QAgyZxhDCTyzNn2crdM=";
+      hash = "sha256-PfcifCFd4GRNTA+4+T+6A760QAgyZxhDCTyzNn2crdM=";
       name = "scipy_18_fix.patch";
     })
   ];
diff --git a/pkgs/development/python-modules/bayespy/default.nix b/pkgs/development/python-modules/bayespy/default.nix
index d3954e52bb5b1..ff3d8cfce2c33 100644
--- a/pkgs/development/python-modules/bayespy/default.nix
+++ b/pkgs/development/python-modules/bayespy/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "locally-defined-epsilon.patch";
       url = "https://github.com/bayespy/bayespy/commit/9be53bada763e19c2b6086731a6aa542ad33aad0.patch";
-      sha256 = "sha256-KYt/0GcaNWR9K9/uS2OXgK7g1Z+Bayx9+IQGU75Mpuo=";
+      hash = "sha256-KYt/0GcaNWR9K9/uS2OXgK7g1Z+Bayx9+IQGU75Mpuo=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/bbox/default.nix b/pkgs/development/python-modules/bbox/default.nix
index a07551197b846..88a019dda8e99 100644
--- a/pkgs/development/python-modules/bbox/default.nix
+++ b/pkgs/development/python-modules/bbox/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ucR7mg9eubEefjC7ratEgrb9h++a26z8KV38n3N2kcw=";
+    hash = "sha256-ucR7mg9eubEefjC7ratEgrb9h++a26z8KV38n3N2kcw=";
   };
 
   propagatedBuildInputs = [ pyquaternion numpy ];
diff --git a/pkgs/development/python-modules/beancount-black/default.nix b/pkgs/development/python-modules/beancount-black/default.nix
index eb082f5b9537d..6b666e9e6bf65 100644
--- a/pkgs/development/python-modules/beancount-black/default.nix
+++ b/pkgs/development/python-modules/beancount-black/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "LaunchPlatform";
     repo = "beancount-black";
     rev = version;
-    sha256 = "sha256-jhcPR+5+e8d9cbcXC//xuBwmZ14xtXNlYtmH5yNSU0E=";
+    hash = "sha256-jhcPR+5+e8d9cbcXC//xuBwmZ14xtXNlYtmH5yNSU0E=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/beancount/default.nix b/pkgs/development/python-modules/beancount/default.nix
index 6ba700cc6e24a..bff59de425490 100644
--- a/pkgs/development/python-modules/beancount/default.nix
+++ b/pkgs/development/python-modules/beancount/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FONWJaLpy9Q8rmF42gjLPxIk9iYeVBymcm3zXZjpw2o=";
+    hash = "sha256-FONWJaLpy9Q8rmF42gjLPxIk9iYeVBymcm3zXZjpw2o=";
   };
 
   # Tests require files not included in the PyPI archive.
diff --git a/pkgs/development/python-modules/beancount_docverif/default.nix b/pkgs/development/python-modules/beancount_docverif/default.nix
index 3ca6542f8fd22..521652f8424d2 100644
--- a/pkgs/development/python-modules/beancount_docverif/default.nix
+++ b/pkgs/development/python-modules/beancount_docverif/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CFBv1FZP5JO+1MPnD86ttrO42zZlvE157zqig7s4HOg=";
+    hash = "sha256-CFBv1FZP5JO+1MPnD86ttrO42zZlvE157zqig7s4HOg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/bech32/default.nix b/pkgs/development/python-modules/bech32/default.nix
index 33b9044d758f1..43fc00ee01058 100644
--- a/pkgs/development/python-modules/bech32/default.nix
+++ b/pkgs/development/python-modules/bech32/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fW24IUYDvXhx/PpsCCbvaLhbCr2Q+iHChanF4h0r2Jk=";
+    hash = "sha256-fW24IUYDvXhx/PpsCCbvaLhbCr2Q+iHChanF4h0r2Jk=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/bencode-py/default.nix b/pkgs/development/python-modules/bencode-py/default.nix
index e4d5041e8b4ba..4a2dfc5c320f6 100644
--- a/pkgs/development/python-modules/bencode-py/default.nix
+++ b/pkgs/development/python-modules/bencode-py/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "bencode.py";
-    sha256 = "sha256-KiTM2hclpRplCJPQtjJgE4NZ6qKZu256CZYTUKKm4Fw=";
+    hash = "sha256-KiTM2hclpRplCJPQtjJgE4NZ6qKZu256CZYTUKKm4Fw=";
   };
 
   pythonImportsCheck = [
diff --git a/pkgs/development/python-modules/betterproto/default.nix b/pkgs/development/python-modules/betterproto/default.nix
index 7b3d3bc09848e..0ef6aac875068 100644
--- a/pkgs/development/python-modules/betterproto/default.nix
+++ b/pkgs/development/python-modules/betterproto/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     owner = "danielgtaylor";
     repo = "python-betterproto";
     rev = "v${version}";
-    sha256 = "sha256-XyXdpo3Yo4aO1favMWC7i9utz4fNDbKbsnYXJW0b7Gc=";
+    hash = "sha256-XyXdpo3Yo4aO1favMWC7i9utz4fNDbKbsnYXJW0b7Gc=";
   };
 
   nativeBuildInputs = [ poetry-core ];
diff --git a/pkgs/development/python-modules/bids-validator/default.nix b/pkgs/development/python-modules/bids-validator/default.nix
index 84bd82d94ab2f..7789b9b5846df 100644
--- a/pkgs/development/python-modules/bids-validator/default.nix
+++ b/pkgs/development/python-modules/bids-validator/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WJb9EENkYFVgKuByHFJhed/Slt6ayG31LeQk1+14/Ys=";
+    hash = "sha256-WJb9EENkYFVgKuByHFJhed/Slt6ayG31LeQk1+14/Ys=";
   };
 
   # needs packages which are not available in nixpkgs
diff --git a/pkgs/development/python-modules/bincopy/default.nix b/pkgs/development/python-modules/bincopy/default.nix
index 5569e417dbf0f..ee6dcb44d57db 100644
--- a/pkgs/development/python-modules/bincopy/default.nix
+++ b/pkgs/development/python-modules/bincopy/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-X03nw3o9t63PPtxIM6Ij8zVtm/CL5y7G5DHJ8KzSnxg=";
+    hash = "sha256-X03nw3o9t63PPtxIM6Ij8zVtm/CL5y7G5DHJ8KzSnxg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/binwalk/default.nix b/pkgs/development/python-modules/binwalk/default.nix
index 4cadf33f1a6d9..9fb243a5763dc 100644
--- a/pkgs/development/python-modules/binwalk/default.nix
+++ b/pkgs/development/python-modules/binwalk/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "ReFirmLabs";
     repo = "binwalk";
     rev = "v${version}";
-    sha256 = "sha256-hlPbzqGRSXcIqlI+SNKq37CnnHd1IoMBNSjhyeAM1TE=";
+    hash = "sha256-hlPbzqGRSXcIqlI+SNKq37CnnHd1IoMBNSjhyeAM1TE=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/biopython/default.nix b/pkgs/development/python-modules/biopython/default.nix
index 96385466ad9e6..91b4f529f837e 100644
--- a/pkgs/development/python-modules/biopython/default.nix
+++ b/pkgs/development/python-modules/biopython/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-LPOBErbYQVrTnWphGYjNEftfM+sJNGZmqHJjvrqWFOA=";
+    hash = "sha256-LPOBErbYQVrTnWphGYjNEftfM+sJNGZmqHJjvrqWFOA=";
   };
 
   disabled = !isPy3k;
diff --git a/pkgs/development/python-modules/bitbox02/default.nix b/pkgs/development/python-modules/bitbox02/default.nix
index d11db2c8457d8..91872700b4f2e 100644
--- a/pkgs/development/python-modules/bitbox02/default.nix
+++ b/pkgs/development/python-modules/bitbox02/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mVA0CdbGGJn44R6xHnophmsnVMsCwDrPNM3vmXVa7dg=";
+    hash = "sha256-mVA0CdbGGJn44R6xHnophmsnVMsCwDrPNM3vmXVa7dg=";
   };
 
   propagatedBuildInputs = [ base58 ecdsa hidapi noiseprotocol protobuf semver typing-extensions ];
diff --git a/pkgs/development/python-modules/bitcoinlib/default.nix b/pkgs/development/python-modules/bitcoinlib/default.nix
index e1cd7bd66a1b0..037ea8b5ebfe0 100644
--- a/pkgs/development/python-modules/bitcoinlib/default.nix
+++ b/pkgs/development/python-modules/bitcoinlib/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "petertodd";
     repo = "python-bitcoinlib";
     rev = "refs/tags/python-bitcoinlib-v${version}";
-    sha256 = "sha256-jguybrH86z6NWLaucQEYjvH2Gkoh3Aqh/PLZ6l8Qel4=";
+    hash = "sha256-jguybrH86z6NWLaucQEYjvH2Gkoh3Aqh/PLZ6l8Qel4=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/bleach-allowlist/default.nix b/pkgs/development/python-modules/bleach-allowlist/default.nix
index 4c52df127b00d..81aff57090fe1 100644
--- a/pkgs/development/python-modules/bleach-allowlist/default.nix
+++ b/pkgs/development/python-modules/bleach-allowlist/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VuIghgeaDmoxAK6Z5NuvIOslhUhlmOsOmUAIoRQo2ps=";
+    hash = "sha256-VuIghgeaDmoxAK6Z5NuvIOslhUhlmOsOmUAIoRQo2ps=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/blessed/default.nix b/pkgs/development/python-modules/blessed/default.nix
index 77f893bdd3aa5..dd9c83181932d 100644
--- a/pkgs/development/python-modules/blessed/default.nix
+++ b/pkgs/development/python-modules/blessed/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-LN1n+HRuBI8A30eiiA9NasvNs5kDG2BONLqPcdV4doA=";
+    hash = "sha256-LN1n+HRuBI8A30eiiA9NasvNs5kDG2BONLqPcdV4doA=";
   };
 
   nativeCheckInputs = [ pytest mock glibcLocales ];
diff --git a/pkgs/development/python-modules/blinker/default.nix b/pkgs/development/python-modules/blinker/default.nix
index 8f53ff5c05643..4e6147bbfbc72 100644
--- a/pkgs/development/python-modules/blinker/default.nix
+++ b/pkgs/development/python-modules/blinker/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kj5eL2nBVfLMQtr7vXDhbj/eJNLUqiq3L744YjiJJGI=";
+    hash = "sha256-kj5eL2nBVfLMQtr7vXDhbj/eJNLUqiq3L744YjiJJGI=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/block-io/default.nix b/pkgs/development/python-modules/block-io/default.nix
index 5ac33d77cf140..6540ebe02eb8a 100644
--- a/pkgs/development/python-modules/block-io/default.nix
+++ b/pkgs/development/python-modules/block-io/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-M7czfpagXqoWWSu4enB3Z2hc2GtAaskI6cnJzJdpC8I=";
+    hash = "sha256-M7czfpagXqoWWSu4enB3Z2hc2GtAaskI6cnJzJdpC8I=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/blockdiag/default.nix b/pkgs/development/python-modules/blockdiag/default.nix
index 206a3f81a9cd4..95c83b9932841 100644
--- a/pkgs/development/python-modules/blockdiag/default.nix
+++ b/pkgs/development/python-modules/blockdiag/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "blockdiag";
     repo = "blockdiag";
     rev = version;
-    sha256 = "sha256-j8FoNUIJJOaahaol1MRPyY2jcPCEIlaAD4bmM2QKFFI=";
+    hash = "sha256-j8FoNUIJJOaahaol1MRPyY2jcPCEIlaAD4bmM2QKFFI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/blocksat-cli/default.nix b/pkgs/development/python-modules/blocksat-cli/default.nix
index a5df0642d3e15..9edd9ac0d97fd 100644
--- a/pkgs/development/python-modules/blocksat-cli/default.nix
+++ b/pkgs/development/python-modules/blocksat-cli/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-btwL8l5UdE9FwWXfuf1OHa8EwXDoFrh8tvOwr1yhyRg=";
+    hash = "sha256-btwL8l5UdE9FwWXfuf1OHa8EwXDoFrh8tvOwr1yhyRg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/blspy/default.nix b/pkgs/development/python-modules/blspy/default.nix
index 01200a2fae821..41d8c13dc56ef 100644
--- a/pkgs/development/python-modules/blspy/default.nix
+++ b/pkgs/development/python-modules/blspy/default.nix
@@ -36,14 +36,14 @@ buildPythonPackage rec {
         owner = "AmineKhaldi";
         repo = "libsodium-cmake";
         rev = "f73a3fe1afdc4e37ac5fe0ddd401bf521f6bba65"; # pinned by blspy
-        sha256 = "sha256-lGz7o6DQVAuEc7yTp8bYS2kwjzHwGaNjugDi1ruRJOA=";
+        hash = "sha256-lGz7o6DQVAuEc7yTp8bYS2kwjzHwGaNjugDi1ruRJOA=";
         fetchSubmodules = true;
       };
       catch2_src = fetchFromGitHub {
         owner = "catchorg";
         repo = "Catch2";
         rev = "v3.0.0-preview5"; # pinned by blspy
-        sha256 = "sha256-IQ1yGZo3nKHTqScUoq3i3Njxqvk7uW8hQ3GT0/SxGaw=";
+        hash = "sha256-IQ1yGZo3nKHTqScUoq3i3Njxqvk7uW8hQ3GT0/SxGaw=";
       };
     })
   ];
diff --git a/pkgs/development/python-modules/bme680/default.nix b/pkgs/development/python-modules/bme680/default.nix
index 05431afa4148f..5c6f0f5baff94 100644
--- a/pkgs/development/python-modules/bme680/default.nix
+++ b/pkgs/development/python-modules/bme680/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "pimoroni";
     repo = "bme680-python";
     rev = "v${version}";
-    sha256 = "sha256-gmdRxMJ0DoCyNcb/bYp746PBi4HktHAAYOcSQJ0Uheg=";
+    hash = "sha256-gmdRxMJ0DoCyNcb/bYp746PBi4HktHAAYOcSQJ0Uheg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/bokeh/default.nix b/pkgs/development/python-modules/bokeh/default.nix
index 5d570844862f7..3b7234cdc955d 100644
--- a/pkgs/development/python-modules/bokeh/default.nix
+++ b/pkgs/development/python-modules/bokeh/default.nix
@@ -37,7 +37,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7zOAEWGvN5Zlq3o0aE8iCYYeOu/VyAOiH7u5nZSHSwM=";
+    hash = "sha256-7zOAEWGvN5Zlq3o0aE8iCYYeOu/VyAOiH7u5nZSHSwM=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/boschshcpy/default.nix b/pkgs/development/python-modules/boschshcpy/default.nix
index 360144a36976f..33ad5ccf298f0 100644
--- a/pkgs/development/python-modules/boschshcpy/default.nix
+++ b/pkgs/development/python-modules/boschshcpy/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "tschamm";
     repo = pname;
     rev = version;
-    sha256 = "sha256-OcXAlMc1/HdGJGjB0miTh7k9rH7cC0CZtwKSqePgPUY=";
+    hash = "sha256-OcXAlMc1/HdGJGjB0miTh7k9rH7cC0CZtwKSqePgPUY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/bottle/default.nix b/pkgs/development/python-modules/bottle/default.nix
index 4fffe71a85d1e..45d6a8dab773b 100644
--- a/pkgs/development/python-modules/bottle/default.nix
+++ b/pkgs/development/python-modules/bottle/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JIASGnPoc4CYm3fjK9IJLRkOfqfXHm8bj3r36rnVTqM=";
+    hash = "sha256-JIASGnPoc4CYm3fjK9IJLRkOfqfXHm8bj3r36rnVTqM=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/bpycv/default.nix b/pkgs/development/python-modules/bpycv/default.nix
index 5052cf2eb173c..c4c4d725dd523 100644
--- a/pkgs/development/python-modules/bpycv/default.nix
+++ b/pkgs/development/python-modules/bpycv/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6LXhKuNkX3yKeZARLXmOVNAUQhJghtzKhnszJ1G/a8U=";
+    hash = "sha256-6LXhKuNkX3yKeZARLXmOVNAUQhJghtzKhnszJ1G/a8U=";
   };
 
   propagatedBuildInputs = [
@@ -41,7 +41,7 @@ buildPythonPackage rec {
     bpycv_example_data = fetchFromGitHub {
       owner = "DIYer22";
       repo = "bpycv_example_data";
-      sha256 = "sha256-dGb6KvbXTGTu5f4AqhA+i4AwTqBoR5SdXk0vsMEcD3Q=";
+      hash = "sha256-dGb6KvbXTGTu5f4AqhA+i4AwTqBoR5SdXk0vsMEcD3Q=";
       rev = "6ce0e65c107d572011394da16ffdf851e988dbb4";
     };
   in ''
diff --git a/pkgs/development/python-modules/bracex/default.nix b/pkgs/development/python-modules/bracex/default.nix
index 3971c49639176..94866e064ba2f 100644
--- a/pkgs/development/python-modules/bracex/default.nix
+++ b/pkgs/development/python-modules/bracex/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-57I/yLLNBtPewGkrqr7LJJ3alOBqYXkB/wOmxW/XFpM=";
+    hash = "sha256-57I/yLLNBtPewGkrqr7LJJ3alOBqYXkB/wOmxW/XFpM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/bravia-tv/default.nix b/pkgs/development/python-modules/bravia-tv/default.nix
index 849f7e0b0a73d..ce299e4612cd7 100644
--- a/pkgs/development/python-modules/bravia-tv/default.nix
+++ b/pkgs/development/python-modules/bravia-tv/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "dcnielsen90";
     repo = "python-bravia-tv";
     rev = "v${version}";
-    sha256 = "sha256-g47bDd5bZl0jad3o6T1jJLcnZj8nx944kz3Vxv8gD2U=";
+    hash = "sha256-g47bDd5bZl0jad3o6T1jJLcnZj8nx944kz3Vxv8gD2U=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/breezy/default.nix b/pkgs/development/python-modules/breezy/default.nix
index 6d27908dd84f1..12f892b7e577d 100644
--- a/pkgs/development/python-modules/breezy/default.nix
+++ b/pkgs/development/python-modules/breezy/default.nix
@@ -32,7 +32,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TqaUn8uwdrl4VFsJn6xoq6011voYmd7vT2uCo9uiV8E=";
+    hash = "sha256-TqaUn8uwdrl4VFsJn6xoq6011voYmd7vT2uCo9uiV8E=";
   };
 
   cargoDeps = rustPlatform.importCargoLock {
diff --git a/pkgs/development/python-modules/brelpy/default.nix b/pkgs/development/python-modules/brelpy/default.nix
index 26af53f10dde3..83d5946c54b87 100644
--- a/pkgs/development/python-modules/brelpy/default.nix
+++ b/pkgs/development/python-modules/brelpy/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MYWSKYd7emHZfY+W/UweQtTg62GSUMybpecL9BR8dhg=";
+    hash = "sha256-MYWSKYd7emHZfY+W/UweQtTg62GSUMybpecL9BR8dhg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/brian2/default.nix b/pkgs/development/python-modules/brian2/default.nix
index 52149b8830604..40276980b4b6c 100644
--- a/pkgs/development/python-modules/brian2/default.nix
+++ b/pkgs/development/python-modules/brian2/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Brian2";
     inherit version;
-    sha256 = "sha256-x1EcS7PFCsjPYsq3Lt87SJRW4J5DE/OfdFs3NuyHiLw=";
+    hash = "sha256-x1EcS7PFCsjPYsq3Lt87SJRW4J5DE/OfdFs3NuyHiLw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/brother-ql/default.nix b/pkgs/development/python-modules/brother-ql/default.nix
index 891791dfecb79..c7b727c73a5f0 100644
--- a/pkgs/development/python-modules/brother-ql/default.nix
+++ b/pkgs/development/python-modules/brother-ql/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "brother_ql";
     inherit version;
-    sha256 = "sha256-H1xXoDnwEsnCBDl/RwAB9267dINCHr3phdDLPGFOhmA=";
+    hash = "sha256-H1xXoDnwEsnCBDl/RwAB9267dINCHr3phdDLPGFOhmA=";
   };
 
   propagatedBuildInputs = [ future packbits pillow pyusb click attrs ];
diff --git a/pkgs/development/python-modules/brotli/default.nix b/pkgs/development/python-modules/brotli/default.nix
index 23727f2137710..ad7835506609e 100644
--- a/pkgs/development/python-modules/brotli/default.nix
+++ b/pkgs/development/python-modules/brotli/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "google";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-tFnXSXv8t3l3HX6GwWLhEtgpqz0c7Yom5U3k47pWM7o=";
+    hash = "sha256-tFnXSXv8t3l3HX6GwWLhEtgpqz0c7Yom5U3k47pWM7o=";
     # .gitattributes is not correct or GitHub does not parse it correct and the archive is missing the test data
     forceFetchGit = true;
   };
diff --git a/pkgs/development/python-modules/bsuite/default.nix b/pkgs/development/python-modules/bsuite/default.nix
index 9ed9fce3eab94..0a5f22511120e 100644
--- a/pkgs/development/python-modules/bsuite/default.nix
+++ b/pkgs/development/python-modules/bsuite/default.nix
@@ -31,7 +31,7 @@ let bsuite = buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ak9McvXl7Nz5toUaPaRaJek9lurxiQiIW209GnZEjX0=";
+    hash = "sha256-ak9McvXl7Nz5toUaPaRaJek9lurxiQiIW209GnZEjX0=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/btrfs/default.nix b/pkgs/development/python-modules/btrfs/default.nix
index 9bcb8f37330bb..ee2044506899c 100644
--- a/pkgs/development/python-modules/btrfs/default.nix
+++ b/pkgs/development/python-modules/btrfs/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NSyzhpHYDkunuU104XnbVCcVRNDoVBz4KuJRrE7WMO0=";
+    hash = "sha256-NSyzhpHYDkunuU104XnbVCcVRNDoVBz4KuJRrE7WMO0=";
   };
 
   # no tests (in v12)
diff --git a/pkgs/development/python-modules/bucketstore/default.nix b/pkgs/development/python-modules/bucketstore/default.nix
index d580b20248625..2142140cb88b7 100644
--- a/pkgs/development/python-modules/bucketstore/default.nix
+++ b/pkgs/development/python-modules/bucketstore/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "jpetrucciani";
     repo = "bucketstore";
     rev = version;
-    sha256 = "sha256-BtoyGqFbeBhGQeXnmeSfiuJLZtXFrK26WO0SDlAtKG4=";
+    hash = "sha256-BtoyGqFbeBhGQeXnmeSfiuJLZtXFrK26WO0SDlAtKG4=";
   };
 
   propagatedBuildInputs = [ boto3 ];
diff --git a/pkgs/development/python-modules/buildbot/pkg.nix b/pkgs/development/python-modules/buildbot/pkg.nix
index 3b16184ae702b..13c0ec8694854 100644
--- a/pkgs/development/python-modules/buildbot/pkg.nix
+++ b/pkgs/development/python-modules/buildbot/pkg.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4BXCOLW5e7RuZEzyD+oRmS2I4oT2W3oTcH4ZPxwKKvU=";
+    hash = "sha256-4BXCOLW5e7RuZEzyD+oRmS2I4oT2W3oTcH4ZPxwKKvU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/buildbot/plugins.nix b/pkgs/development/python-modules/buildbot/plugins.nix
index e6f78dfc0bd77..df9efd66efe86 100644
--- a/pkgs/development/python-modules/buildbot/plugins.nix
+++ b/pkgs/development/python-modules/buildbot/plugins.nix
@@ -7,7 +7,7 @@
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-t4xHfox6h5PY4+phdCQbClHd77+WfpUWErMZCEcMxu0=";
+      hash = "sha256-t4xHfox6h5PY4+phdCQbClHd77+WfpUWErMZCEcMxu0=";
     };
 
     # Remove unnecessary circular dependency on buildbot
@@ -34,7 +34,7 @@
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-JySn7QO+SgoXjVeV4wYwc9twr0Q2c/wsEspqeq038+k=";
+      hash = "sha256-JySn7QO+SgoXjVeV4wYwc9twr0Q2c/wsEspqeq038+k=";
     };
 
     buildInputs = [ buildbot-pkg ];
@@ -56,7 +56,7 @@
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-935eeF2kpT68lK/UMg8MZQOYEj7D8FaT9iSs/lNahYA=";
+      hash = "sha256-935eeF2kpT68lK/UMg8MZQOYEj7D8FaT9iSs/lNahYA=";
     };
 
     buildInputs = [ buildbot-pkg ];
@@ -78,7 +78,7 @@
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-3pHSiVoOZj2iCGfiz+tMWWMPHSBH5Ggp6e3+a8topsg=";
+      hash = "sha256-3pHSiVoOZj2iCGfiz+tMWWMPHSBH5Ggp6e3+a8topsg=";
     };
 
     buildInputs = [ buildbot-pkg ];
@@ -100,7 +100,7 @@
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-5Qr1FeYIJG/qaFaTB7ScFN9uca+joHKE6FlfKwhubfo=";
+      hash = "sha256-5Qr1FeYIJG/qaFaTB7ScFN9uca+joHKE6FlfKwhubfo=";
     };
 
     buildInputs = [ buildbot-pkg ];
@@ -122,7 +122,7 @@
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-H0Dn+uTtFyZgyqbk3QQEc5t7CJovyzU+XuCoTe4Ajug=";
+      hash = "sha256-H0Dn+uTtFyZgyqbk3QQEc5t7CJovyzU+XuCoTe4Ajug=";
     };
 
     buildInputs = [ buildbot-pkg ];
diff --git a/pkgs/development/python-modules/buildbot/worker.nix b/pkgs/development/python-modules/buildbot/worker.nix
index f8ab7941dc460..3ea0feb293ec5 100644
--- a/pkgs/development/python-modules/buildbot/worker.nix
+++ b/pkgs/development/python-modules/buildbot/worker.nix
@@ -28,7 +28,7 @@ buildPythonPackage (rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Lc+FNrfXLfeEnDqNBs9R96jtoFEOCG2vLRWGKip/+VM=";
+    hash = "sha256-Lc+FNrfXLfeEnDqNBs9R96jtoFEOCG2vLRWGKip/+VM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/bx-python/default.nix b/pkgs/development/python-modules/bx-python/default.nix
index 0606ccb859c60..085fc210f1b86 100644
--- a/pkgs/development/python-modules/bx-python/default.nix
+++ b/pkgs/development/python-modules/bx-python/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "bxlab";
     repo = "bx-python";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-Pi4hV3FatCXoXY3nNgqm5UfWYIrpP/v5PzzCi3gmIbE=";
+    hash = "sha256-Pi4hV3FatCXoXY3nNgqm5UfWYIrpP/v5PzzCi3gmIbE=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/bytecode/default.nix b/pkgs/development/python-modules/bytecode/default.nix
index ac50b980abdbe..9821585faa505 100644
--- a/pkgs/development/python-modules/bytecode/default.nix
+++ b/pkgs/development/python-modules/bytecode/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "vstinner";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-nGZ4qcms27lYr1dYvVe4ebd/jc5qIb1EDhSpSZmKKIo=";
+    hash = "sha256-nGZ4qcms27lYr1dYvVe4ebd/jc5qIb1EDhSpSZmKKIo=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/cachelib/default.nix b/pkgs/development/python-modules/cachelib/default.nix
index 68655a273f6d6..6a4f874a961c2 100644
--- a/pkgs/development/python-modules/cachelib/default.nix
+++ b/pkgs/development/python-modules/cachelib/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "pallets";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-2V2FvZC8jM84fZEdK9ShzFrjO8goOQsN6cnJTHDDL9E=";
+    hash = "sha256-2V2FvZC8jM84fZEdK9ShzFrjO8goOQsN6cnJTHDDL9E=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/cachey/default.nix b/pkgs/development/python-modules/cachey/default.nix
index c5e21598e567d..ac175fa0793a3 100644
--- a/pkgs/development/python-modules/cachey/default.nix
+++ b/pkgs/development/python-modules/cachey/default.nix
@@ -14,7 +14,7 @@
     owner = "dask";
     repo = pname;
     rev = version;
-    sha256 = "sha256-5USmuufrrWtmgibpfkjo9NtgN30hdl8plJfythmxM4s=";
+    hash = "sha256-5USmuufrrWtmgibpfkjo9NtgN30hdl8plJfythmxM4s=";
   };
   propagatedBuildInputs = [ typing-extensions heapdict ];
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/cairo-lang/default.nix b/pkgs/development/python-modules/cairo-lang/default.nix
index f1da79151f424..2e7ef7420273d 100644
--- a/pkgs/development/python-modules/cairo-lang/default.nix
+++ b/pkgs/development/python-modules/cairo-lang/default.nix
@@ -38,7 +38,7 @@ buildPythonPackage rec {
 
   src = fetchzip {
     url = "https://github.com/starkware-libs/cairo-lang/releases/download/v${version}/cairo-lang-${version}.zip";
-    sha256 = "sha256-+PE7RSKEGADbue63FoT6UBOwURJs7lBNkL7aNlpSxP8=";
+    hash = "sha256-+PE7RSKEGADbue63FoT6UBOwURJs7lBNkL7aNlpSxP8=";
   };
 
   # TODO: remove a substantial part when https://github.com/starkware-libs/cairo-lang/pull/88/files is merged.
diff --git a/pkgs/development/python-modules/cairocffi/default.nix b/pkgs/development/python-modules/cairocffi/default.nix
index 13a9363d414cd..6a60128bacf94 100644
--- a/pkgs/development/python-modules/cairocffi/default.nix
+++ b/pkgs/development/python-modules/cairocffi/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UJM5syzNjXsAwiBMMnNs3njbU6MuahYtMSR40lYmzZo=";
+    hash = "sha256-UJM5syzNjXsAwiBMMnNs3njbU6MuahYtMSR40lYmzZo=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/cairosvg/default.nix b/pkgs/development/python-modules/cairosvg/default.nix
index 98e0235a9be0b..a81aac5a3665d 100644
--- a/pkgs/development/python-modules/cairosvg/default.nix
+++ b/pkgs/development/python-modules/cairosvg/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1eyT6QEBs7boKqJF0FRu6bAWz9oLY0RnUVmDDYU9XQQ=";
+    hash = "sha256-1eyT6QEBs7boKqJF0FRu6bAWz9oLY0RnUVmDDYU9XQQ=";
   };
 
   propagatedBuildInputs = [ cairocffi cssselect2 defusedxml pillow tinycss2 ];
diff --git a/pkgs/development/python-modules/carbon/default.nix b/pkgs/development/python-modules/carbon/default.nix
index a15d2a5f11b97..4383998377115 100644
--- a/pkgs/development/python-modules/carbon/default.nix
+++ b/pkgs/development/python-modules/carbon/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wTtbqRHMWBcM2iFN95yzwCf/BQ+EK0vp5MXT4mKX3lw=";
+    hash = "sha256-wTtbqRHMWBcM2iFN95yzwCf/BQ+EK0vp5MXT4mKX3lw=";
   };
 
   # Carbon-s default installation is /opt/graphite. This env variable ensures
diff --git a/pkgs/development/python-modules/casa-formats-io/default.nix b/pkgs/development/python-modules/casa-formats-io/default.nix
index 799796a605cd6..a8ed0ac494959 100644
--- a/pkgs/development/python-modules/casa-formats-io/default.nix
+++ b/pkgs/development/python-modules/casa-formats-io/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8iZ+wcSfh5ACTb3/iQAf2qQpwZ6wExWwcdJoLmCEjB0=";
+    hash = "sha256-8iZ+wcSfh5ACTb3/iQAf2qQpwZ6wExWwcdJoLmCEjB0=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/catalogue/default.nix b/pkgs/development/python-modules/catalogue/default.nix
index 553907bf7d892..e1c1fed3bfddf 100644
--- a/pkgs/development/python-modules/catalogue/default.nix
+++ b/pkgs/development/python-modules/catalogue/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-syXHdlkgi/tq8bDZOxoapBEuG7KaTFztgWdYpyLw44g=";
+    hash = "sha256-syXHdlkgi/tq8bDZOxoapBEuG7KaTFztgWdYpyLw44g=";
   };
 
   propagatedBuildInputs = lib.optionals (pythonOlder "3.8") [
diff --git a/pkgs/development/python-modules/catboost/default.nix b/pkgs/development/python-modules/catboost/default.nix
index 0dfc302a49a5f..9c4b4d8049e9f 100644
--- a/pkgs/development/python-modules/catboost/default.nix
+++ b/pkgs/development/python-modules/catboost/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "catboost";
     repo = "catboost";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-bqnUHTTRan/spA5y4LRt/sIUYpP3pxzdN/4wHjzgZVY=";
+    hash = "sha256-bqnUHTTRan/spA5y4LRt/sIUYpP3pxzdN/4wHjzgZVY=";
   };
 
   nativeBuildInputs = [ clang_12 ];
diff --git a/pkgs/development/python-modules/cdcs/default.nix b/pkgs/development/python-modules/cdcs/default.nix
index 45b4807a5e410..5096828e3978f 100644
--- a/pkgs/development/python-modules/cdcs/default.nix
+++ b/pkgs/development/python-modules/cdcs/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     repo = "pycdcs";
     # https://github.com/usnistgov/pycdcs/issues/1
     rev = "0a770b752301c27e227ca40a4752f305b55dee20";
-    sha256 = "sha256-AUrVEFea4VtBJXWWgECqdBFCqKuHWAlh07Dljp+HBa0=";
+    hash = "sha256-AUrVEFea4VtBJXWWgECqdBFCqKuHWAlh07Dljp+HBa0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/cement/default.nix b/pkgs/development/python-modules/cement/default.nix
index c8d917048b109..f8dc2c6a3ae0b 100644
--- a/pkgs/development/python-modules/cement/default.nix
+++ b/pkgs/development/python-modules/cement/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rRGmlGZeKtKEV8VgSU9PjDaiX8WOUA1gip2R4E4dMJM=";
+    hash = "sha256-rRGmlGZeKtKEV8VgSU9PjDaiX8WOUA1gip2R4E4dMJM=";
   };
 
   # Disable test tests since they depend on a memcached server running on
diff --git a/pkgs/development/python-modules/cepa/default.nix b/pkgs/development/python-modules/cepa/default.nix
index 95f59ab613537..708decb2964fd 100644
--- a/pkgs/development/python-modules/cepa/default.nix
+++ b/pkgs/development/python-modules/cepa/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-P7xwGsP8ic1/abxYptDXNbAU+kC2Hiwu/Tge0g21ipY=";
+    hash = "sha256-P7xwGsP8ic1/abxYptDXNbAU+kC2Hiwu/Tge0g21ipY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/certauth/default.nix b/pkgs/development/python-modules/certauth/default.nix
index 71bd644846303..b789fe5d16f89 100644
--- a/pkgs/development/python-modules/certauth/default.nix
+++ b/pkgs/development/python-modules/certauth/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "ikreymer";
     repo = "certauth";
     rev = "ad2bae5d40a9e45519fc1f2cd7678174bbc55b3d"; # Repo has no git tags
-    sha256 = "sha256-Rso5N0jb9k7bdorjPIUMNiZZPnzwbkxFNiTpsJ9pco0=";
+    hash = "sha256-Rso5N0jb9k7bdorjPIUMNiZZPnzwbkxFNiTpsJ9pco0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/certbot-dns-inwx/default.nix b/pkgs/development/python-modules/certbot-dns-inwx/default.nix
index 06a6b3ae3dbbe..2874e9419e39c 100644
--- a/pkgs/development/python-modules/certbot-dns-inwx/default.nix
+++ b/pkgs/development/python-modules/certbot-dns-inwx/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v03QBHsxhl6R8YcwWIKD+pf4APy9S2vFcQe3ZEc6AjI=";
+    hash = "sha256-v03QBHsxhl6R8YcwWIKD+pf4APy9S2vFcQe3ZEc6AjI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/certbot/default.nix b/pkgs/development/python-modules/certbot/default.nix
index c53c4eaf4de6e..96f2334935c6b 100644
--- a/pkgs/development/python-modules/certbot/default.nix
+++ b/pkgs/development/python-modules/certbot/default.nix
@@ -32,7 +32,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-LhipH6kw/fKBy+nHrC5F7HtCdDbUWSjL85LiEC1bGT8=";
+    hash = "sha256-LhipH6kw/fKBy+nHrC5F7HtCdDbUWSjL85LiEC1bGT8=";
   };
 
   sourceRoot = "source/${pname}";
diff --git a/pkgs/development/python-modules/certvalidator/default.nix b/pkgs/development/python-modules/certvalidator/default.nix
index ee24de068f995..ce30bea9f51b5 100644
--- a/pkgs/development/python-modules/certvalidator/default.nix
+++ b/pkgs/development/python-modules/certvalidator/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "wbond";
     repo = pname;
     rev = version;
-    sha256 = "sha256-yVF7t4FuU3C9fDg67JeM7LWZZh/mv5F4EKmjlO4AuBY=";
+    hash = "sha256-yVF7t4FuU3C9fDg67JeM7LWZZh/mv5F4EKmjlO4AuBY=";
   };
 
   propagatedBuildInputs = [ asn1crypto oscrypto ];
diff --git a/pkgs/development/python-modules/cexprtk/default.nix b/pkgs/development/python-modules/cexprtk/default.nix
index e8a8a5a360a46..98c3b84160919 100644
--- a/pkgs/development/python-modules/cexprtk/default.nix
+++ b/pkgs/development/python-modules/cexprtk/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-c7QXB+oXzkRveiPpNrW/HY8pMtpZx/RtDpJMVE7fY/A=";
+    hash = "sha256-c7QXB+oXzkRveiPpNrW/HY8pMtpZx/RtDpJMVE7fY/A=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/cffi/default.nix b/pkgs/development/python-modules/cffi/default.nix
index 5f12deb014115..5d3e220e98de0 100644
--- a/pkgs/development/python-modules/cffi/default.nix
+++ b/pkgs/development/python-modules/cffi/default.nix
@@ -17,7 +17,7 @@ if isPyPy then null else buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1AC/uaN7E1ElPLQCZxzqfom97MKU6AFqcH9tHYrJNPk=";
+    hash = "sha256-1AC/uaN7E1ElPLQCZxzqfom97MKU6AFqcH9tHYrJNPk=";
   };
 
   patches = [
@@ -56,7 +56,7 @@ if isPyPy then null else buildPythonPackage rec {
     # it is released.
     (fetchpatch {
       url = "https://foss.heptapod.net/pypy/cffi/-/commit/8a3c2c816d789639b49d3ae867213393ed7abdff.diff";
-      sha256 = "sha256-3wpZeBqN4D8IP+47QDGK7qh/9Z0Ag4lAe+H0R5xCb1E=";
+      hash = "sha256-3wpZeBqN4D8IP+47QDGK7qh/9Z0Ag4lAe+H0R5xCb1E=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/cfn-lint/default.nix b/pkgs/development/python-modules/cfn-lint/default.nix
index 92335fe3555d4..9c44a4f4b6b6d 100644
--- a/pkgs/development/python-modules/cfn-lint/default.nix
+++ b/pkgs/development/python-modules/cfn-lint/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "aws-cloudformation";
     repo = "cfn-python-lint";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-CNB5LrXllGxy99NjCrbjkUXUpJ72U3pUnWqrqkOiCG8=";
+    hash = "sha256-CNB5LrXllGxy99NjCrbjkUXUpJ72U3pUnWqrqkOiCG8=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/cfscrape/default.nix b/pkgs/development/python-modules/cfscrape/default.nix
index 3fd98b7e1e2a4..222adbc489af0 100644
--- a/pkgs/development/python-modules/cfscrape/default.nix
+++ b/pkgs/development/python-modules/cfscrape/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "Anorov";
     repo = "cloudflare-scrape";
     rev = "9692fe7ff3c17b76ddf0f4d50d3dba7d1791c9c6";
-    sha256 = "sha256-uO8lBZonjk+mlFYoNSaz+GIN/W9yf8VL9OQ7MKfsMgI=";
+    hash = "sha256-uO8lBZonjk+mlFYoNSaz+GIN/W9yf8VL9OQ7MKfsMgI=";
   });
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/chart-studio/default.nix b/pkgs/development/python-modules/chart-studio/default.nix
index dd9b2cf79029a..0735ac55a15b2 100644
--- a/pkgs/development/python-modules/chart-studio/default.nix
+++ b/pkgs/development/python-modules/chart-studio/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "plotly";
     repo = "plotly.py";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-LcCptMtRxXQPbghMIunrPcSLAXQ/r3xVktueMUQ0+gE=";
+    hash = "sha256-LcCptMtRxXQPbghMIunrPcSLAXQ/r3xVktueMUQ0+gE=";
   };
 
   sourceRoot = "source/packages/python/chart-studio";
diff --git a/pkgs/development/python-modules/chiapos/default.nix b/pkgs/development/python-modules/chiapos/default.nix
index 120be8e920693..ea7aa3b0ff549 100644
--- a/pkgs/development/python-modules/chiapos/default.nix
+++ b/pkgs/development/python-modules/chiapos/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TMRf9549z3IQzGt5c53Rk1Vq3tdrpZ3Pqc8jhj4AKzo=";
+    hash = "sha256-TMRf9549z3IQzGt5c53Rk1Vq3tdrpZ3Pqc8jhj4AKzo=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/chromaprint/default.nix b/pkgs/development/python-modules/chromaprint/default.nix
index 2a07a4eb6dce6..e4161064acce8 100644
--- a/pkgs/development/python-modules/chromaprint/default.nix
+++ b/pkgs/development/python-modules/chromaprint/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-d4M+ieNQpIXcnEH1WyIWnTYZe3P+Y58W0uz1uYPwLQE=";
+    hash = "sha256-d4M+ieNQpIXcnEH1WyIWnTYZe3P+Y58W0uz1uYPwLQE=";
   };
 
   buildInputs = [ m2r ];
diff --git a/pkgs/development/python-modules/ci-info/default.nix b/pkgs/development/python-modules/ci-info/default.nix
index 24fd2a613fac0..5034347fa1fb6 100644
--- a/pkgs/development/python-modules/ci-info/default.nix
+++ b/pkgs/development/python-modules/ci-info/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-H9UMvUAfKa3/7rGLBIniMtFqwadFisa8MW3qtq5TX7A=";
+    hash = "sha256-H9UMvUAfKa3/7rGLBIniMtFqwadFisa8MW3qtq5TX7A=";
   };
 
   nativeCheckInputs = [ pytest pytestCheckHook ];
diff --git a/pkgs/development/python-modules/cinemagoer/default.nix b/pkgs/development/python-modules/cinemagoer/default.nix
index b33725d54594a..ab9507a2e41c8 100644
--- a/pkgs/development/python-modules/cinemagoer/default.nix
+++ b/pkgs/development/python-modules/cinemagoer/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-uUq/6Uijv6krBNCa5ftBWG/uYLs/5pLyDONLvBoxjYo=";
+    hash = "sha256-uUq/6Uijv6krBNCa5ftBWG/uYLs/5pLyDONLvBoxjYo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/circuitbreaker/default.nix b/pkgs/development/python-modules/circuitbreaker/default.nix
index 35f844d56eeb6..05fce26d6e658 100644
--- a/pkgs/development/python-modules/circuitbreaker/default.nix
+++ b/pkgs/development/python-modules/circuitbreaker/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "fabfuel";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-l0ASt9CQmgJmWpRrghElbff/gaNOmxNh+Wj0C0p4jE0=";
+    hash = "sha256-l0ASt9CQmgJmWpRrghElbff/gaNOmxNh+Wj0C0p4jE0=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/ciso8601/default.nix b/pkgs/development/python-modules/ciso8601/default.nix
index 52b87941b5821..5a5a8f3246b0f 100644
--- a/pkgs/development/python-modules/ciso8601/default.nix
+++ b/pkgs/development/python-modules/ciso8601/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "closeio";
     repo = "ciso8601";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-qTpt91Wf3L6Jl7FU8sn9PvGMRd/cjhQ1mQvUaQeLFQU=";
+    hash = "sha256-qTpt91Wf3L6Jl7FU8sn9PvGMRd/cjhQ1mQvUaQeLFQU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/ckcc-protocol/default.nix b/pkgs/development/python-modules/ckcc-protocol/default.nix
index 65cd8d1469b48..a298a166f9c8e 100644
--- a/pkgs/development/python-modules/ckcc-protocol/default.nix
+++ b/pkgs/development/python-modules/ckcc-protocol/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4y5pe0CFD3C1+N0kP/2j9Wser2zkn8Uf4203ci45Rq0=";
+    hash = "sha256-4y5pe0CFD3C1+N0kP/2j9Wser2zkn8Uf4203ci45Rq0=";
   };
 
   propagatedBuildInputs = [ click ecdsa hidapi pyaes ];
diff --git a/pkgs/development/python-modules/click-log/default.nix b/pkgs/development/python-modules/click-log/default.nix
index c0b8c89ea648b..7f091396dfc1f 100644
--- a/pkgs/development/python-modules/click-log/default.nix
+++ b/pkgs/development/python-modules/click-log/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-OXD4VwrFRJEje82z2KtePu9sBX3yn4w9EVGlGpwjuXU=";
+    hash = "sha256-OXD4VwrFRJEje82z2KtePu9sBX3yn4w9EVGlGpwjuXU=";
   };
 
   propagatedBuildInputs = [ click ];
diff --git a/pkgs/development/python-modules/click-option-group/default.nix b/pkgs/development/python-modules/click-option-group/default.nix
index 47b476c6ebad6..2f8600a37352c 100644
--- a/pkgs/development/python-modules/click-option-group/default.nix
+++ b/pkgs/development/python-modules/click-option-group/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "click-contrib";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-ur7ycioZmgWMp4N+MURj1ggYMzs2eauteg1B5eLkSvc=";
+    hash = "sha256-ur7ycioZmgWMp4N+MURj1ggYMzs2eauteg1B5eLkSvc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/click-threading/default.nix b/pkgs/development/python-modules/click-threading/default.nix
index 77ea7712d7a32..7fd47fcc8253b 100644
--- a/pkgs/development/python-modules/click-threading/default.nix
+++ b/pkgs/development/python-modules/click-threading/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rc/mI8AqWVwQfDFAcvZ6Inj+TrQLcsDRoskDzHivNDk=";
+    hash = "sha256-rc/mI8AqWVwQfDFAcvZ6Inj+TrQLcsDRoskDzHivNDk=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/click/default.nix b/pkgs/development/python-modules/click/default.nix
index 988027f953f54..bb86932a709ea 100644
--- a/pkgs/development/python-modules/click/default.nix
+++ b/pkgs/development/python-modules/click/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-doLcivswKXABZ0V16gDRgU2AjWo2r0Fagr1IHTe6e44=";
+    hash = "sha256-doLcivswKXABZ0V16gDRgU2AjWo2r0Fagr1IHTe6e44=";
   };
 
   propagatedBuildInputs = lib.optionals (pythonOlder "3.8") [
diff --git a/pkgs/development/python-modules/clickgen/default.nix b/pkgs/development/python-modules/clickgen/default.nix
index 759d52bcd3849..c4598f86d9acb 100644
--- a/pkgs/development/python-modules/clickgen/default.nix
+++ b/pkgs/development/python-modules/clickgen/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "ful1e5";
     repo = "clickgen";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-qDaSfIeKCbyl3C2iKz9DYQc1oNwTe5xDlGg/yYhakSw=";
+    hash = "sha256-qDaSfIeKCbyl3C2iKz9DYQc1oNwTe5xDlGg/yYhakSw=";
   };
 
   propagatedBuildInputs = [ pillow toml numpy ];
diff --git a/pkgs/development/python-modules/clickhouse-cityhash/default.nix b/pkgs/development/python-modules/clickhouse-cityhash/default.nix
index 73be71e67e5b8..770d4e76fb728 100644
--- a/pkgs/development/python-modules/clickhouse-cityhash/default.nix
+++ b/pkgs/development/python-modules/clickhouse-cityhash/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ezEl19CqE8LMTnWDqWWmv7CqlqEhMUdbRCVSustV9Pg=";
+    hash = "sha256-ezEl19CqE8LMTnWDqWWmv7CqlqEhMUdbRCVSustV9Pg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/clickhouse-cli/default.nix b/pkgs/development/python-modules/clickhouse-cli/default.nix
index 4806f965f0924..9e986383dc572 100644
--- a/pkgs/development/python-modules/clickhouse-cli/default.nix
+++ b/pkgs/development/python-modules/clickhouse-cli/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pa3vkIyNblS1LOwBReTqg8JAR2Ii32a2QIHWjau0uZE=";
+    hash = "sha256-pa3vkIyNblS1LOwBReTqg8JAR2Ii32a2QIHWjau0uZE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/cliff/default.nix b/pkgs/development/python-modules/cliff/default.nix
index 2880fb31665df..f6feaaf39562e 100644
--- a/pkgs/development/python-modules/cliff/default.nix
+++ b/pkgs/development/python-modules/cliff/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-l/wx6TVS477GZL6dVa1/kNwqtCqtjfKaW5hbZEybjPI=";
+    hash = "sha256-l/wx6TVS477GZL6dVa1/kNwqtCqtjfKaW5hbZEybjPI=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/clifford/default.nix b/pkgs/development/python-modules/clifford/default.nix
index 85a6330e0b28e..e277ef409d344 100644
--- a/pkgs/development/python-modules/clifford/default.nix
+++ b/pkgs/development/python-modules/clifford/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-eVE8FrD0YHoRreY9CrNb8v4v4KrG83ZU0oFz+V+p+Q0=";
+    hash = "sha256-eVE8FrD0YHoRreY9CrNb8v4v4KrG83ZU0oFz+V+p+Q0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/cligj/default.nix b/pkgs/development/python-modules/cligj/default.nix
index 411e6d622db25..b71f1945e0846 100644
--- a/pkgs/development/python-modules/cligj/default.nix
+++ b/pkgs/development/python-modules/cligj/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "mapbox";
     repo = "cligj";
     rev = version;
-    sha256 = "sha256-0f9+I6ozX93Vn0l7+WR0mpddDZymJQ3+Krovt6co22Y=";
+    hash = "sha256-0f9+I6ozX93Vn0l7+WR0mpddDZymJQ3+Krovt6co22Y=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/clldutils/default.nix b/pkgs/development/python-modules/clldutils/default.nix
index 1de1b81d89b63..83c0f5c5d684c 100644
--- a/pkgs/development/python-modules/clldutils/default.nix
+++ b/pkgs/development/python-modules/clldutils/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "clld";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-dva0lbbTxvETDPkACxpI3PPzWh5gz87Fv6W3lTjNv3Q=";
+    hash = "sha256-dva0lbbTxvETDPkACxpI3PPzWh5gz87Fv6W3lTjNv3Q=";
   };
 
   patchPhase = ''
diff --git a/pkgs/development/python-modules/cloup/default.nix b/pkgs/development/python-modules/cloup/default.nix
index 77a1835f3e249..2f5fd8b49fa76 100644
--- a/pkgs/development/python-modules/cloup/default.nix
+++ b/pkgs/development/python-modules/cloup/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FDDJB1Bi4Jy2TNhKt6/l1azSit9WHWqzEJ6xl1u9e2s=";
+    hash = "sha256-FDDJB1Bi4Jy2TNhKt6/l1azSit9WHWqzEJ6xl1u9e2s=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/clustershell/default.nix b/pkgs/development/python-modules/clustershell/default.nix
index e1bd8e4f8b7bb..da99e446600d5 100644
--- a/pkgs/development/python-modules/clustershell/default.nix
+++ b/pkgs/development/python-modules/clustershell/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bwqzyhQbUI2gPOGb1S8eXo0pdz/DBi1782RQqCIH7Bs=";
+    hash = "sha256-bwqzyhQbUI2gPOGb1S8eXo0pdz/DBi1782RQqCIH7Bs=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/clvm-rs/default.nix b/pkgs/development/python-modules/clvm-rs/default.nix
index 7ea85e41476ec..d47e15b4c7e55 100644
--- a/pkgs/development/python-modules/clvm-rs/default.nix
+++ b/pkgs/development/python-modules/clvm-rs/default.nix
@@ -18,13 +18,13 @@ buildPythonPackage rec {
     owner = "Chia-Network";
     repo = "clvm_rs";
     rev = version;
-    sha256 = "sha256-mCKY/PqNOUTaRsFDxQBvbTD6wC4qzP0uv5FldYkwl6c=";
+    hash = "sha256-mCKY/PqNOUTaRsFDxQBvbTD6wC4qzP0uv5FldYkwl6c=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    sha256 = "sha256-TmrR8EeySsGWXohMdo3dCX4oT3l9uLVv5TUeRxCBQeE=";
+    hash = "sha256-TmrR8EeySsGWXohMdo3dCX4oT3l9uLVv5TUeRxCBQeE=";
   };
 
   format = "pyproject";
diff --git a/pkgs/development/python-modules/clvm-tools-rs/default.nix b/pkgs/development/python-modules/clvm-tools-rs/default.nix
index 1e3a55486156b..a69362c660518 100644
--- a/pkgs/development/python-modules/clvm-tools-rs/default.nix
+++ b/pkgs/development/python-modules/clvm-tools-rs/default.nix
@@ -15,13 +15,13 @@ buildPythonPackage rec {
     owner = "Chia-Network";
     repo = "clvm_tools_rs";
     rev = version;
-    sha256 = "sha256-7eGOJgcZcSGmvLJc5BVfWarcu9kQb/uEcnG70JWXDSw=";
+    hash = "sha256-7eGOJgcZcSGmvLJc5BVfWarcu9kQb/uEcnG70JWXDSw=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    sha256 = "sha256-46WEmp1FT6biM9A2M7z5onb45XhWjePKb6NSwLjuemc=";
+    hash = "sha256-46WEmp1FT6biM9A2M7z5onb45XhWjePKb6NSwLjuemc=";
   };
 
   nativeBuildInputs = with rustPlatform; [
diff --git a/pkgs/development/python-modules/clvm-tools/default.nix b/pkgs/development/python-modules/clvm-tools/default.nix
index 394c105d19fcb..9312c18ade5de 100644
--- a/pkgs/development/python-modules/clvm-tools/default.nix
+++ b/pkgs/development/python-modules/clvm-tools/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Chia-Network";
     repo = "clvm_tools";
     rev = version;
-    sha256 = "sha256-MAtVTSv1RR2/7QEKCOEQ+QH5vK4aE0Us2TXyRRAMl8U=";
+    hash = "sha256-MAtVTSv1RR2/7QEKCOEQ+QH5vK4aE0Us2TXyRRAMl8U=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/clvm/default.nix b/pkgs/development/python-modules/clvm/default.nix
index f3a7cae8ce0b6..a633f85b0a6e8 100644
--- a/pkgs/development/python-modules/clvm/default.nix
+++ b/pkgs/development/python-modules/clvm/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "Chia-Network";
     repo = "clvm";
     rev = version;
-    sha256 = "sha256-kTmuiy0IbTGjDokZjxp3p8lr/0uVxG/0pRN2hETLBtA=";
+    hash = "sha256-kTmuiy0IbTGjDokZjxp3p8lr/0uVxG/0pRN2hETLBtA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/cmarkgfm/default.nix b/pkgs/development/python-modules/cmarkgfm/default.nix
index 3b1be813918fa..aaa29b577eede 100644
--- a/pkgs/development/python-modules/cmarkgfm/default.nix
+++ b/pkgs/development/python-modules/cmarkgfm/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-k9msdxbqkBygv9GK47aPH2v1HeCDDD8jPvc0/NUqB5k=";
+    hash = "sha256-k9msdxbqkBygv9GK47aPH2v1HeCDDD8jPvc0/NUqB5k=";
   };
 
   propagatedNativeBuildInputs = [
diff --git a/pkgs/development/python-modules/coapthon3/default.nix b/pkgs/development/python-modules/coapthon3/default.nix
index 643072269a369..aa2781a7fd86d 100644
--- a/pkgs/development/python-modules/coapthon3/default.nix
+++ b/pkgs/development/python-modules/coapthon3/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "Tanganelli";
     repo = pname;
     rev = version;
-    sha256 = "sha256-9QApoPUu3XFZY/lgjAsf5r2StFiRtUd1UXWDrzYUh6w=";
+    hash = "sha256-9QApoPUu3XFZY/lgjAsf5r2StFiRtUd1UXWDrzYUh6w=";
   };
 
   propagatedBuildInputs = [ cachetools ];
diff --git a/pkgs/development/python-modules/cock/default.nix b/pkgs/development/python-modules/cock/default.nix
index a7c23554729a4..47e3364ea0b75 100644
--- a/pkgs/development/python-modules/cock/default.nix
+++ b/pkgs/development/python-modules/cock/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Hi8aFxATsYcEO6qNzZnF73V8WLTQjb6Dw2xF4VgT2o4=";
+    hash = "sha256-Hi8aFxATsYcEO6qNzZnF73V8WLTQjb6Dw2xF4VgT2o4=";
   };
 
   propagatedBuildInputs = [ click sortedcontainers pyyaml ];
diff --git a/pkgs/development/python-modules/coconut/default.nix b/pkgs/development/python-modules/coconut/default.nix
index 0dc799d7ea236..06fe438063545 100644
--- a/pkgs/development/python-modules/coconut/default.nix
+++ b/pkgs/development/python-modules/coconut/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "evhub";
     repo = "coconut";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-+OrVNtre7kAfU5L7/6DadZxFNWVt5raF6HLGXHHpOvE=";
+    hash = "sha256-+OrVNtre7kAfU5L7/6DadZxFNWVt5raF6HLGXHHpOvE=";
   };
 
   propagatedBuildInputs = [ cpyparsing ipykernel mypy pygments prompt-toolkit watchdog ];
diff --git a/pkgs/development/python-modules/cocotb/default.nix b/pkgs/development/python-modules/cocotb/default.nix
index d9eedb626c8fd..137f4146a8882 100644
--- a/pkgs/development/python-modules/cocotb/default.nix
+++ b/pkgs/development/python-modules/cocotb/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "cocotb";
     repo = "cocotb";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-gLOYwljqnYkGsdbny7+f93QgroLBaLLnDBRpoCe8uEg=";
+    hash = "sha256-gLOYwljqnYkGsdbny7+f93QgroLBaLLnDBRpoCe8uEg=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/codepy/default.nix b/pkgs/development/python-modules/codepy/default.nix
index 34e872249824f..ccf1eeaad9eff 100644
--- a/pkgs/development/python-modules/codepy/default.nix
+++ b/pkgs/development/python-modules/codepy/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "inducer";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-viMfB/nDrvDA/IGRZEX+yXylxbbmqbh/fgdYXBzK0zM=";
+    hash = "sha256-viMfB/nDrvDA/IGRZEX+yXylxbbmqbh/fgdYXBzK0zM=";
   };
 
   buildInputs = [ pytools six cgen ];
diff --git a/pkgs/development/python-modules/coincurve/default.nix b/pkgs/development/python-modules/coincurve/default.nix
index f30cda165ac28..e7a07a8572e1a 100644
--- a/pkgs/development/python-modules/coincurve/default.nix
+++ b/pkgs/development/python-modules/coincurve/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "ofek";
     repo = "coincurve";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-Z5g6ten8wNICoFu7+aZc6r8ET+RDmFeb93ONjsTzcbw=";
+    hash = "sha256-Z5g6ten8wNICoFu7+aZc6r8ET+RDmFeb93ONjsTzcbw=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/colorcet/default.nix b/pkgs/development/python-modules/colorcet/default.nix
index 8e77075f79f26..ea3b729032a39 100644
--- a/pkgs/development/python-modules/colorcet/default.nix
+++ b/pkgs/development/python-modules/colorcet/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UUVaIDU9EvrJH5U3cthAnyR05qDbGvP6T3AF9AWiSAs=";
+    hash = "sha256-UUVaIDU9EvrJH5U3cthAnyR05qDbGvP6T3AF9AWiSAs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/colored-traceback/default.nix b/pkgs/development/python-modules/colored-traceback/default.nix
index 35d1d5a896c24..137b4d0157e28 100644
--- a/pkgs/development/python-modules/colored-traceback/default.nix
+++ b/pkgs/development/python-modules/colored-traceback/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bafOKx2oafa7VMkntBW5VyfEu22ahMRhXqd9mHKRGwU=";
+    hash = "sha256-bafOKx2oafa7VMkntBW5VyfEu22ahMRhXqd9mHKRGwU=";
   };
 
   buildInputs = [ pygments ];
diff --git a/pkgs/development/python-modules/colored/default.nix b/pkgs/development/python-modules/colored/default.nix
index dacb30a8e214f..1a8c55dfde09f 100644
--- a/pkgs/development/python-modules/colored/default.nix
+++ b/pkgs/development/python-modules/colored/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-BP9NTdUUJ0/juZohu1L7lvJojAHpP7p77zciHny1bOA=";
+    hash = "sha256-BP9NTdUUJ0/juZohu1L7lvJojAHpP7p77zciHny1bOA=";
   };
 
   nativeCheckInputs = [ nose ];
diff --git a/pkgs/development/python-modules/colorlog/default.nix b/pkgs/development/python-modules/colorlog/default.nix
index 3a2e4ffa642f4..833217bdb887e 100644
--- a/pkgs/development/python-modules/colorlog/default.nix
+++ b/pkgs/development/python-modules/colorlog/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vZS9IcHhP6x70xU/S8On3A6wl0uLwv3xqYnkdPblguU=";
+    hash = "sha256-vZS9IcHhP6x70xU/S8On3A6wl0uLwv3xqYnkdPblguU=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/colormath/default.nix b/pkgs/development/python-modules/colormath/default.nix
index fb4ddfd9a69fd..33f233443dd49 100644
--- a/pkgs/development/python-modules/colormath/default.nix
+++ b/pkgs/development/python-modules/colormath/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "gtaylor";
     repo = "python-colormath";
     rev = "4a076831fd5136f685aa7143db81eba27b2cd19a";
-    sha256 = "sha256-eACVPIQFgiGiVmQ/PjUxP/UH/hBOsCywz5PlgpA4dk4=";
+    hash = "sha256-eACVPIQFgiGiVmQ/PjUxP/UH/hBOsCywz5PlgpA4dk4=";
   };
 
   propagatedBuildInputs = [ networkx numpy ];
diff --git a/pkgs/development/python-modules/commentjson/default.nix b/pkgs/development/python-modules/commentjson/default.nix
index 9f4dbe1b2844d..78001464bf454 100644
--- a/pkgs/development/python-modules/commentjson/default.nix
+++ b/pkgs/development/python-modules/commentjson/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "vaidik";
     repo = "commentjson";
     rev = "v${version}";
-    sha256 = "sha256-dPnIcv7TIeyG7rU938w7FrDklmaGuPpXz34uw/JjOgY=";
+    hash = "sha256-dPnIcv7TIeyG7rU938w7FrDklmaGuPpXz34uw/JjOgY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/commoncode/default.nix b/pkgs/development/python-modules/commoncode/default.nix
index e5c4a80cc6b73..acc8093b74f25 100644
--- a/pkgs/development/python-modules/commoncode/default.nix
+++ b/pkgs/development/python-modules/commoncode/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UWd8fTHVEC5ywETfMIWjfXm4xiNaMrVpwkQ/woeXc0k=";
+    hash = "sha256-UWd8fTHVEC5ywETfMIWjfXm4xiNaMrVpwkQ/woeXc0k=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/compreffor/default.nix b/pkgs/development/python-modules/compreffor/default.nix
index cad402dc89202..caf7a6fe22bbf 100644
--- a/pkgs/development/python-modules/compreffor/default.nix
+++ b/pkgs/development/python-modules/compreffor/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fUEpbU+wqh72lt/ZJdKvMifUAwYivpmzx9QQfcb4cTo=";
+    hash = "sha256-fUEpbU+wqh72lt/ZJdKvMifUAwYivpmzx9QQfcb4cTo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/configclass/default.nix b/pkgs/development/python-modules/configclass/default.nix
index 8acf5aaad5162..c5138fb1fddce 100644
--- a/pkgs/development/python-modules/configclass/default.nix
+++ b/pkgs/development/python-modules/configclass/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-aoDKBuDxJCeXbVwCXhse6FCbDDM30/Xa8p9qRvDkWBk=";
+    hash = "sha256-aoDKBuDxJCeXbVwCXhse6FCbDDM30/Xa8p9qRvDkWBk=";
   };
 
   propagatedBuildInputs = [ mergedict ];
diff --git a/pkgs/development/python-modules/confight/default.nix b/pkgs/development/python-modules/confight/default.nix
index ff07a0f8b6460..1c4b11d46d658 100644
--- a/pkgs/development/python-modules/confight/default.nix
+++ b/pkgs/development/python-modules/confight/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fJr7f9Y/zEpCedWYd04AMuhkOFqZLJOw4sDiz8SDQ/Y=";
+    hash = "sha256-fJr7f9Y/zEpCedWYd04AMuhkOFqZLJOw4sDiz8SDQ/Y=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/configparser/default.nix b/pkgs/development/python-modules/configparser/default.nix
index 908680c9e4e4c..b703e5de599be 100644
--- a/pkgs/development/python-modules/configparser/default.nix
+++ b/pkgs/development/python-modules/configparser/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-i+JngktUHAmwjbEkkX9Iq1JabD6DcBHzEweBoiTFcJA=";
+    hash = "sha256-i+JngktUHAmwjbEkkX9Iq1JabD6DcBHzEweBoiTFcJA=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/configupdater/default.nix b/pkgs/development/python-modules/configupdater/default.nix
index b8fa44ca08513..2a502963c2608 100644
--- a/pkgs/development/python-modules/configupdater/default.nix
+++ b/pkgs/development/python-modules/configupdater/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "ConfigUpdater";
-    sha256 = "sha256-RvDHTXPvpyN3Z2S0PJc59oBSSV3T1zQxnB0OtYUR8Vs=";
+    hash = "sha256-RvDHTXPvpyN3Z2S0PJc59oBSSV3T1zQxnB0OtYUR8Vs=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/confluent-kafka/default.nix b/pkgs/development/python-modules/confluent-kafka/default.nix
index e6395264c750f..17f33d8b7fc9e 100644
--- a/pkgs/development/python-modules/confluent-kafka/default.nix
+++ b/pkgs/development/python-modules/confluent-kafka/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-OzQupCJu0QXKi8A1sId+TcLxFf/adOOjUPNjaDNWUVs=";
+    hash = "sha256-OzQupCJu0QXKi8A1sId+TcLxFf/adOOjUPNjaDNWUVs=";
   };
 
   buildInputs = [ rdkafka requests ] ++ (if isPy3k then [ avro3k ] else [ enum34 avro futures ]) ;
diff --git a/pkgs/development/python-modules/confuse/default.nix b/pkgs/development/python-modules/confuse/default.nix
index 25f9f3ef566ea..1d2f56a85f11f 100644
--- a/pkgs/development/python-modules/confuse/default.nix
+++ b/pkgs/development/python-modules/confuse/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "beetbox";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-zdH5DNXnuAfYTuaG9EIKiXL2EbLSfzYjPSkC3G06bU8=";
+    hash = "sha256-zdH5DNXnuAfYTuaG9EIKiXL2EbLSfzYjPSkC3G06bU8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/connect_box/default.nix b/pkgs/development/python-modules/connect_box/default.nix
index cfcb1d9468249..01d7c2b2feca2 100644
--- a/pkgs/development/python-modules/connect_box/default.nix
+++ b/pkgs/development/python-modules/connect_box/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "connect_box";
     inherit version;
-    sha256 = "sha256-d1KqVKaHlZDm2o1GJ7r8KoONwfd1lxXexJxavCvjfW8=";
+    hash = "sha256-d1KqVKaHlZDm2o1GJ7r8KoONwfd1lxXexJxavCvjfW8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/cons/default.nix b/pkgs/development/python-modules/cons/default.nix
index 3712a0c46d780..2f352aebd18be 100644
--- a/pkgs/development/python-modules/cons/default.nix
+++ b/pkgs/development/python-modules/cons/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "pythological";
     repo = "python-cons";
     rev = "fbeedfc8a3d1bff4ba179d492155cdd55538365e";
-    sha256 = "sha256-ivHFep9iYPvyiBIZKMAzqrLGnQkeuxd0meYMZwZFFH0=";
+    hash = "sha256-ivHFep9iYPvyiBIZKMAzqrLGnQkeuxd0meYMZwZFFH0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/construct-classes/default.nix b/pkgs/development/python-modules/construct-classes/default.nix
index 43c6f87391e37..386c386ef42f1 100644
--- a/pkgs/development/python-modules/construct-classes/default.nix
+++ b/pkgs/development/python-modules/construct-classes/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner  = "matejcik";
     repo   = "construct-classes";
     rev    = "v${version}";
-    sha256 = "sha256-l4sVacKTuQbhXCw2lVHCl1OzpCiKmEAm9nSQ8pxFuTo=";
+    hash = "sha256-l4sVacKTuQbhXCw2lVHCl1OzpCiKmEAm9nSQ8pxFuTo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/construct/default.nix b/pkgs/development/python-modules/construct/default.nix
index 676f39df6a953..f7e5616d4cdec 100644
--- a/pkgs/development/python-modules/construct/default.nix
+++ b/pkgs/development/python-modules/construct/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner  = pname;
     repo   = pname;
     rev    = "v${version}";
-    sha256 = "sha256-bp/YyRFP0rrBHPyhiqnn6o1iC5l61oedShZ2phGeqaw=";
+    hash = "sha256-bp/YyRFP0rrBHPyhiqnn6o1iC5l61oedShZ2phGeqaw=";
   };
 
   # not an explicit dependency, but it's imported by an entrypoint
diff --git a/pkgs/development/python-modules/contexttimer/default.nix b/pkgs/development/python-modules/contexttimer/default.nix
index e7526ff7ea6d3..e61178daaaaf7 100644
--- a/pkgs/development/python-modules/contexttimer/default.nix
+++ b/pkgs/development/python-modules/contexttimer/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "brouberol";
     repo = "contexttimer";
     rev = "a866f420ed4c10f29abf252c58b11f9db6706100";
-    sha256 = "sha256-Fc1vK1KSZWgBPtBf5dVydF6dLHEGAOslWMV0FLRdj8w=";
+    hash = "sha256-Fc1vK1KSZWgBPtBf5dVydF6dLHEGAOslWMV0FLRdj8w=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/cookiecutter/default.nix b/pkgs/development/python-modules/cookiecutter/default.nix
index e4cf1138f19c0..8f764f4d5ddc6 100644
--- a/pkgs/development/python-modules/cookiecutter/default.nix
+++ b/pkgs/development/python-modules/cookiecutter/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-85gr6NnFPawSYYZAE/3sf4Ov0uQu3m9t0GnF4UnFQNU=";
+    hash = "sha256-85gr6NnFPawSYYZAE/3sf4Ov0uQu3m9t0GnF4UnFQNU=";
   };
 
   nativeCheckInputs = [ pytest pytest-cov pytest-mock freezegun ];
diff --git a/pkgs/development/python-modules/coqpit/default.nix b/pkgs/development/python-modules/coqpit/default.nix
index ad1fdb35efca3..f06b5429707ff 100644
--- a/pkgs/development/python-modules/coqpit/default.nix
+++ b/pkgs/development/python-modules/coqpit/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "coqui-ai";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-FY3PYd8dY5HFKkhD6kBzPt0k1eFugdqsO3yIN4oDk3E=";
+    hash = "sha256-FY3PYd8dY5HFKkhD6kBzPt0k1eFugdqsO3yIN4oDk3E=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/coverage/default.nix b/pkgs/development/python-modules/coverage/default.nix
index aea7c75923d6f..4e1f780e3613c 100644
--- a/pkgs/development/python-modules/coverage/default.nix
+++ b/pkgs/development/python-modules/coverage/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-x38qkJPM8yndUjqbKzyFTCDSo9lott7zuCAnLKZzIkI=";
+    hash = "sha256-x38qkJPM8yndUjqbKzyFTCDSo9lott7zuCAnLKZzIkI=";
   };
 
   # No tests in archive
diff --git a/pkgs/development/python-modules/cppheaderparser/default.nix b/pkgs/development/python-modules/cppheaderparser/default.nix
index 7602132c24aea..bf2c696f2841e 100644
--- a/pkgs/development/python-modules/cppheaderparser/default.nix
+++ b/pkgs/development/python-modules/cppheaderparser/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-OCswQW2VsKXoUCshSBDcrCpWQykX4mUUR9Or4lPjzEI=";
+    hash = "sha256-OCswQW2VsKXoUCshSBDcrCpWQykX4mUUR9Or4lPjzEI=";
   };
 
   propagatedBuildInputs = [ ply ];
diff --git a/pkgs/development/python-modules/cppy/default.nix b/pkgs/development/python-modules/cppy/default.nix
index 5b982d61280c0..025da89686303 100644
--- a/pkgs/development/python-modules/cppy/default.nix
+++ b/pkgs/development/python-modules/cppy/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-g7Q78XsQhawVxd69tCFU8Ti5KCNLIURzWJgfadDW/hs=";
+    hash = "sha256-g7Q78XsQhawVxd69tCFU8Ti5KCNLIURzWJgfadDW/hs=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/crashtest/default.nix b/pkgs/development/python-modules/crashtest/default.nix
index d8bd8c95b8d62..4b03e38b74f76 100644
--- a/pkgs/development/python-modules/crashtest/default.nix
+++ b/pkgs/development/python-modules/crashtest/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gNex8xbr+9Qp9kgHbWJ1yHe6MLpIl53kGRcUp1Jm8M4=";
+    hash = "sha256-gNex8xbr+9Qp9kgHbWJ1yHe6MLpIl53kGRcUp1Jm8M4=";
   };
 
   # has tests, but only on GitHub, however the pyproject build fails for me
diff --git a/pkgs/development/python-modules/crate/default.nix b/pkgs/development/python-modules/crate/default.nix
index 38b72dd6f9411..169144f280872 100644
--- a/pkgs/development/python-modules/crate/default.nix
+++ b/pkgs/development/python-modules/crate/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8xraDCFZbpJZsh3sO5VlSHwnEfH4u4AJZkXA+L4TB60=";
+    hash = "sha256-8xraDCFZbpJZsh3sO5VlSHwnEfH4u4AJZkXA+L4TB60=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/crc32c/default.nix b/pkgs/development/python-modules/crc32c/default.nix
index f4a85fba599f7..d8f4e2662e38f 100644
--- a/pkgs/development/python-modules/crc32c/default.nix
+++ b/pkgs/development/python-modules/crc32c/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "ICRAR";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-0FgNOVpgJTxRALuufZ7Dt1TwuX+zqw35yCq8kmq4RTc=";
+    hash = "sha256-0FgNOVpgJTxRALuufZ7Dt1TwuX+zqw35yCq8kmq4RTc=";
   };
 
   meta = {
diff --git a/pkgs/development/python-modules/criticality-score/default.nix b/pkgs/development/python-modules/criticality-score/default.nix
index a5e739e2e4dc0..e1ff875493646 100644
--- a/pkgs/development/python-modules/criticality-score/default.nix
+++ b/pkgs/development/python-modules/criticality-score/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5XkVT0blnLG158a01jDfQl1Rx9U1LMsqaMjTdN7Q4QQ=";
+    hash = "sha256-5XkVT0blnLG158a01jDfQl1Rx9U1LMsqaMjTdN7Q4QQ=";
   };
 
   propagatedBuildInputs = [ pygithub python-gitlab ];
diff --git a/pkgs/development/python-modules/cron-descriptor/default.nix b/pkgs/development/python-modules/cron-descriptor/default.nix
index 5c2b0e8ba8802..dd8755a9e9008 100644
--- a/pkgs/development/python-modules/cron-descriptor/default.nix
+++ b/pkgs/development/python-modules/cron-descriptor/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "Salamek";
     repo = "cron-descriptor";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-Qei9f0HlIu5sautMEASvxdUqZyXKvHDWJgd3oST1gJo=";
+    hash = "sha256-Qei9f0HlIu5sautMEASvxdUqZyXKvHDWJgd3oST1gJo=";
   };
 
   # remove tests_require, as we don't do linting anyways
diff --git a/pkgs/development/python-modules/crownstone-cloud/default.nix b/pkgs/development/python-modules/crownstone-cloud/default.nix
index 632f0812f00ea..44d3d1a816cc3 100644
--- a/pkgs/development/python-modules/crownstone-cloud/default.nix
+++ b/pkgs/development/python-modules/crownstone-cloud/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "crownstone";
     repo = "crownstone-lib-python-cloud";
     rev = version;
-    sha256 = "sha256-CS1zeQiWPnsGCWixCsN9sz08mPORW5sVqIpSFPh0Qt0=";
+    hash = "sha256-CS1zeQiWPnsGCWixCsN9sz08mPORW5sVqIpSFPh0Qt0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/crownstone-core/default.nix b/pkgs/development/python-modules/crownstone-core/default.nix
index 544eb25adaa45..b03f76f8f8536 100644
--- a/pkgs/development/python-modules/crownstone-core/default.nix
+++ b/pkgs/development/python-modules/crownstone-core/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "crownstone";
     repo = "crownstone-lib-python-core";
     rev = version;
-    sha256 = "sha256-zrlCzx7N3aUcTUNa64jSzDdWgQneX+Hc5n8TTTcZ4ck=";
+    hash = "sha256-zrlCzx7N3aUcTUNa64jSzDdWgQneX+Hc5n8TTTcZ4ck=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/crownstone-sse/default.nix b/pkgs/development/python-modules/crownstone-sse/default.nix
index 7bde66a8a37e4..ca2cd4e0d154d 100644
--- a/pkgs/development/python-modules/crownstone-sse/default.nix
+++ b/pkgs/development/python-modules/crownstone-sse/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "crownstone";
     repo = "crownstone-lib-python-sse";
     rev = version;
-    sha256 = "sha256-z/z8MmydHkHubwuX02gGbOcOEZ+FHX4i82vAK5gAl+c=";
+    hash = "sha256-z/z8MmydHkHubwuX02gGbOcOEZ+FHX4i82vAK5gAl+c=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/crownstone-uart/default.nix b/pkgs/development/python-modules/crownstone-uart/default.nix
index c0e82acc17a14..edfd9dff59e9b 100644
--- a/pkgs/development/python-modules/crownstone-uart/default.nix
+++ b/pkgs/development/python-modules/crownstone-uart/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "crownstone";
     repo = "crownstone-lib-python-uart";
     rev = version;
-    sha256 = "sha256-Sc6BCIRbf1+GraTScmV4EAgwtSE/JXNe0f2XhKyACIY=";
+    hash = "sha256-Sc6BCIRbf1+GraTScmV4EAgwtSE/JXNe0f2XhKyACIY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/css-parser/default.nix b/pkgs/development/python-modules/css-parser/default.nix
index 81c9aafa3c4b2..0b5b2e7ee877e 100644
--- a/pkgs/development/python-modules/css-parser/default.nix
+++ b/pkgs/development/python-modules/css-parser/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mU1qARWo9OK2ZI4rEnMwNtBfoWQniqI0YwyfA+UsjIA=";
+    hash = "sha256-mU1qARWo9OK2ZI4rEnMwNtBfoWQniqI0YwyfA+UsjIA=";
   };
 
   # Test suite not included in tarball yet
diff --git a/pkgs/development/python-modules/cssselect2/default.nix b/pkgs/development/python-modules/cssselect2/default.nix
index 16a1a1609568a..9b58da4fdb21d 100644
--- a/pkgs/development/python-modules/cssselect2/default.nix
+++ b/pkgs/development/python-modules/cssselect2/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-HM2YTauJ/GiVUEOspOGwPgzynK2YgPbijjunp0sUqlo=";
+    hash = "sha256-HM2YTauJ/GiVUEOspOGwPgzynK2YgPbijjunp0sUqlo=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/curio/default.nix b/pkgs/development/python-modules/curio/default.nix
index d484dc9859766..e067e134d04cd 100644
--- a/pkgs/development/python-modules/curio/default.nix
+++ b/pkgs/development/python-modules/curio/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VipYbbICFrp9K+gmPeuesHnlYEj5uJBtEdX0WqgcUkc=";
+    hash = "sha256-VipYbbICFrp9K+gmPeuesHnlYEj5uJBtEdX0WqgcUkc=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/cvss/default.nix b/pkgs/development/python-modules/cvss/default.nix
index 9f4979c53265c..140852cb98be1 100644
--- a/pkgs/development/python-modules/cvss/default.nix
+++ b/pkgs/development/python-modules/cvss/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "RedHatProductSecurity";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-gD9MreJQPaxziy02Wt3BGFiIoQ/+pW3KqiNfNlTijJY=";
+    hash = "sha256-gD9MreJQPaxziy02Wt3BGFiIoQ/+pW3KqiNfNlTijJY=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/cvxopt/default.nix b/pkgs/development/python-modules/cvxopt/default.nix
index d47debe407e93..8c1da0f7f5c4c 100644
--- a/pkgs/development/python-modules/cvxopt/default.nix
+++ b/pkgs/development/python-modules/cvxopt/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ALGyMvnR+QLVeKnXWBS2f6AgdY1a5CLijKjO9iafpcY=";
+    hash = "sha256-ALGyMvnR+QLVeKnXWBS2f6AgdY1a5CLijKjO9iafpcY=";
   };
 
   buildInputs = (if stdenv.isDarwin then [ openblas ] else [ blas lapack ]);
diff --git a/pkgs/development/python-modules/cwcwidth/default.nix b/pkgs/development/python-modules/cwcwidth/default.nix
index 03b7d84224792..1959794fcc693 100644
--- a/pkgs/development/python-modules/cwcwidth/default.nix
+++ b/pkgs/development/python-modules/cwcwidth/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WtwDS3yQ5qhYa9BGvL9gBONeFrDX4x3jlVE6UNcpu/Y=";
+    hash = "sha256-WtwDS3yQ5qhYa9BGvL9gBONeFrDX4x3jlVE6UNcpu/Y=";
   };
 
   nativeBuildInputs = [ cython setuptools ];
diff --git a/pkgs/development/python-modules/cx_freeze/default.nix b/pkgs/development/python-modules/cx_freeze/default.nix
index 45ac69144bae2..bee15a5e38d1e 100644
--- a/pkgs/development/python-modules/cx_freeze/default.nix
+++ b/pkgs/development/python-modules/cx_freeze/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "cx_Freeze";
     inherit version;
-    sha256 = "sha256-ydox+o4B0t/dYD+nDiY5CmWupt1iMzyU2fA4tCqgVcg=";
+    hash = "sha256-ydox+o4B0t/dYD+nDiY5CmWupt1iMzyU2fA4tCqgVcg=";
   };
 
   disabled = pythonOlder "3.5";
diff --git a/pkgs/development/python-modules/cymem/default.nix b/pkgs/development/python-modules/cymem/default.nix
index bb78eb5eb20f7..0332ffd1f98a4 100644
--- a/pkgs/development/python-modules/cymem/default.nix
+++ b/pkgs/development/python-modules/cymem/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "explosion";
     repo = "cymem";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-lYMRFFMS+ETjWd4xi12ezC8CVLbLJfynmOU1DpYQcck=";
+    hash = "sha256-lYMRFFMS+ETjWd4xi12ezC8CVLbLJfynmOU1DpYQcck=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/cypari2/default.nix b/pkgs/development/python-modules/cypari2/default.nix
index 6b9b1a14befec..bc8a5df2ed177 100644
--- a/pkgs/development/python-modules/cypari2/default.nix
+++ b/pkgs/development/python-modules/cypari2/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "use-trashcan-for-gen.patch";
       url = "https://git.sagemath.org/sage.git/plain/build/pkgs/cypari/patches/trashcan.patch?id=b6ea17ef8e4d652de0a85047bac8d41e90b25555";
-      sha256 = "sha256-w4kktWb9/aR9z4CjrUvAMOxEwRN2WkubaKzQttN8rU8=";
+      hash = "sha256-w4kktWb9/aR9z4CjrUvAMOxEwRN2WkubaKzQttN8rU8=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/cypherpunkpay/default.nix b/pkgs/development/python-modules/cypherpunkpay/default.nix
index 852a4ea52fdd5..0ee8de93280eb 100644
--- a/pkgs/development/python-modules/cypherpunkpay/default.nix
+++ b/pkgs/development/python-modules/cypherpunkpay/default.nix
@@ -31,7 +31,7 @@ buildPythonPackage rec {
     owner = "CypherpunkPay";
     repo = "CypherpunkPay";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-X0DB0PVwR0gRnt3jixFzglWAOPKBMvqTOG6pK6OJ03w=";
+    hash = "sha256-X0DB0PVwR0gRnt3jixFzglWAOPKBMvqTOG6pK6OJ03w=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/cytoolz/default.nix b/pkgs/development/python-modules/cytoolz/default.nix
index 314f27f17dc1e..768950237acba 100644
--- a/pkgs/development/python-modules/cytoolz/default.nix
+++ b/pkgs/development/python-modules/cytoolz/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/DOQk5dIHJDePOyDG/uI2X4iDckZOdmWkgIC8YS0ZI4=";
+    hash = "sha256-/DOQk5dIHJDePOyDG/uI2X4iDckZOdmWkgIC8YS0ZI4=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/daiquiri/default.nix b/pkgs/development/python-modules/daiquiri/default.nix
index d28f9a7ee1072..9c5a0abdbd1c5 100644
--- a/pkgs/development/python-modules/daiquiri/default.nix
+++ b/pkgs/development/python-modules/daiquiri/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QIxNKOyPDqI+llN0R5gpvSI2TQwI15HL63u6JFlj4P0=";
+    hash = "sha256-QIxNKOyPDqI+llN0R5gpvSI2TQwI15HL63u6JFlj4P0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/dalle-mini/default.nix b/pkgs/development/python-modules/dalle-mini/default.nix
index a2d5470a475dd..0f5a0f07e06d2 100644
--- a/pkgs/development/python-modules/dalle-mini/default.nix
+++ b/pkgs/development/python-modules/dalle-mini/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UwCcoKbGxZT5XB+Mtv8kAHFdj0iLw8U1Ayo60y3Tm7U=";
+    hash = "sha256-UwCcoKbGxZT5XB+Mtv8kAHFdj0iLw8U1Ayo60y3Tm7U=";
   };
 
   format = "setuptools";
diff --git a/pkgs/development/python-modules/dash-core-components/default.nix b/pkgs/development/python-modules/dash-core-components/default.nix
index 259e760fee32e..c6103d5e5ee7f 100644
--- a/pkgs/development/python-modules/dash-core-components/default.nix
+++ b/pkgs/development/python-modules/dash-core-components/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "dash_core_components";
     inherit version;
-    sha256 = "sha256-xnM4dK+XXlUvlaE5ihbC7n3xTOQ/pguzcYo8bgtj/+4=";
+    hash = "sha256-xnM4dK+XXlUvlaE5ihbC7n3xTOQ/pguzcYo8bgtj/+4=";
   };
 
   # No tests in archive
diff --git a/pkgs/development/python-modules/dash-table/default.nix b/pkgs/development/python-modules/dash-table/default.nix
index e327f4e761688..2463e50fb32c5 100644
--- a/pkgs/development/python-modules/dash-table/default.nix
+++ b/pkgs/development/python-modules/dash-table/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "dash_table";
     inherit version;
-    sha256 = "sha256-GGJNaT1MjvLd7Jmm8WdZNDen6gvxU6og8xjBcMW8cwg=";
+    hash = "sha256-GGJNaT1MjvLd7Jmm8WdZNDen6gvxU6og8xjBcMW8cwg=";
   };
 
   # No tests in archive
diff --git a/pkgs/development/python-modules/databricks-connect/default.nix b/pkgs/development/python-modules/databricks-connect/default.nix
index 24dcabba1b22a..7deca5f47152a 100644
--- a/pkgs/development/python-modules/databricks-connect/default.nix
+++ b/pkgs/development/python-modules/databricks-connect/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kAUBA9V1st5UxXihrXQjyk+1ahsum/VEcNfDK1he/Pc=";
+    hash = "sha256-kAUBA9V1st5UxXihrXQjyk+1ahsum/VEcNfDK1he/Pc=";
   };
 
   sourceRoot = ".";
diff --git a/pkgs/development/python-modules/datafusion/default.nix b/pkgs/development/python-modules/datafusion/default.nix
index 84afbfc3a1c10..00c72615d7469 100644
--- a/pkgs/development/python-modules/datafusion/default.nix
+++ b/pkgs/development/python-modules/datafusion/default.nix
@@ -35,12 +35,12 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-XYXZMorPs2Ue7E38DASd4rmxvX0wlx8A6sCpAbYUh4I=";
+    hash = "sha256-XYXZMorPs2Ue7E38DASd4rmxvX0wlx8A6sCpAbYUh4I=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src pname version;
-    sha256 = "sha256-6mPdKwsEN09Gf4eNsd/v3EBHVezHmff/KYB2lsXgzcA=";
+    hash = "sha256-6mPdKwsEN09Gf4eNsd/v3EBHVezHmff/KYB2lsXgzcA=";
   };
 
   nativeBuildInputs = with rustPlatform; [
diff --git a/pkgs/development/python-modules/datasette/default.nix b/pkgs/development/python-modules/datasette/default.nix
index 6781f82135512..c6be2c6ed0e1a 100644
--- a/pkgs/development/python-modules/datasette/default.nix
+++ b/pkgs/development/python-modules/datasette/default.nix
@@ -38,7 +38,7 @@ buildPythonPackage rec {
     owner = "simonw";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-EXYAiXqEfQVDTwc4MFTroLPEaTZ3QYTlUsuNQ72oHpA=";
+    hash = "sha256-EXYAiXqEfQVDTwc4MFTroLPEaTZ3QYTlUsuNQ72oHpA=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/datauri/default.nix b/pkgs/development/python-modules/datauri/default.nix
index ec2643eaa5ef4..4c89eb9ba279a 100644
--- a/pkgs/development/python-modules/datauri/default.nix
+++ b/pkgs/development/python-modules/datauri/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "fcurella";
     repo = "python-datauri";
     rev = "v${version}";
-    sha256 = "sha256-Eevd/xxKgxvvsAfI/L/KShH+PfxffBGyVwKewLgyEu0=";
+    hash = "sha256-Eevd/xxKgxvvsAfI/L/KShH+PfxffBGyVwKewLgyEu0=";
   };
 
   pythonImportsCheck = [
diff --git a/pkgs/development/python-modules/dateutil/default.nix b/pkgs/development/python-modules/dateutil/default.nix
index d263414b4a269..d1dcac893a469 100644
--- a/pkgs/development/python-modules/dateutil/default.nix
+++ b/pkgs/development/python-modules/dateutil/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ASPKzBYnrhnd88J6XeW9Z+5FhvvdZEDZdI+Ku0g9PoY=";
+    hash = "sha256-ASPKzBYnrhnd88J6XeW9Z+5FhvvdZEDZdI+Ku0g9PoY=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/dateutils/default.nix b/pkgs/development/python-modules/dateutils/default.nix
index faa3b11554838..9a53d92fe7f34 100644
--- a/pkgs/development/python-modules/dateutils/default.nix
+++ b/pkgs/development/python-modules/dateutils/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-A92QvLIVQb1OtLATY35PG1+USIHEbMbktnpgWeNw4/E=";
+    hash = "sha256-A92QvLIVQb1OtLATY35PG1+USIHEbMbktnpgWeNw4/E=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/datrie/default.nix b/pkgs/development/python-modules/datrie/default.nix
index a74e53a939e15..920e31c7f11e5 100644
--- a/pkgs/development/python-modules/datrie/default.nix
+++ b/pkgs/development/python-modules/datrie/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UlsI9jjVz2EV32zNgY5aASmM0jCy2skcj/LmSZ0Ydl0=";
+    hash = "sha256-UlsI9jjVz2EV32zNgY5aASmM0jCy2skcj/LmSZ0Ydl0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/dbus-next/default.nix b/pkgs/development/python-modules/dbus-next/default.nix
index c8f8714e5638f..f1b32b6a3bc0d 100644
--- a/pkgs/development/python-modules/dbus-next/default.nix
+++ b/pkgs/development/python-modules/dbus-next/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "altdesktop";
     repo = "python-dbus-next";
     rev = "v${version}";
-    sha256 = "sha256-EKEQZFRUe+E65Z6DNCJFL5uCI5kbXrN7Tzd4O0X5Cqo=";
+    hash = "sha256-EKEQZFRUe+E65Z6DNCJFL5uCI5kbXrN7Tzd4O0X5Cqo=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/ddt/default.nix b/pkgs/development/python-modules/ddt/default.nix
index f92e0c331b9aa..4c0d90575c691 100644
--- a/pkgs/development/python-modules/ddt/default.nix
+++ b/pkgs/development/python-modules/ddt/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9xs0hzG4x4wxAL/72VGnafvUOQiNH9uzhB7uAZr4Cs0=";
+    hash = "sha256-9xs0hzG4x4wxAL/72VGnafvUOQiNH9uzhB7uAZr4Cs0=";
   };
 
   propagatedBuildInputs = lib.optionals (!isPy3k) [
diff --git a/pkgs/development/python-modules/deap/default.nix b/pkgs/development/python-modules/deap/default.nix
index defe0b6907237..a6e901199204e 100644
--- a/pkgs/development/python-modules/deap/default.nix
+++ b/pkgs/development/python-modules/deap/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-h3LxsP/wQtXlFrCuusLHBiQwRap9DejguGWPOAGBzzE=";
+    hash = "sha256-h3LxsP/wQtXlFrCuusLHBiQwRap9DejguGWPOAGBzzE=";
   };
 
   propagatedBuildInputs = [ numpy matplotlib ];
diff --git a/pkgs/development/python-modules/debtcollector/default.nix b/pkgs/development/python-modules/debtcollector/default.nix
index ced1929bcd7a6..b7617af15ff1a 100644
--- a/pkgs/development/python-modules/debtcollector/default.nix
+++ b/pkgs/development/python-modules/debtcollector/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3J0a0/dFxD9LvtvKMPn/6JBajAKMmSbmEHeEfV6iV6s=";
+    hash = "sha256-3J0a0/dFxD9LvtvKMPn/6JBajAKMmSbmEHeEfV6iV6s=";
   };
 
   nativeBuildInputs = [ pbr ];
diff --git a/pkgs/development/python-modules/debugpy/default.nix b/pkgs/development/python-modules/debugpy/default.nix
index c45d6621398f3..a267a2ce7f789 100644
--- a/pkgs/development/python-modules/debugpy/default.nix
+++ b/pkgs/development/python-modules/debugpy/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     owner = "microsoft";
     repo = "debugpy";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-GanRWzGyg0Efa+kuU7Q0IOmO0ohXZIjuz8RZYERTpzo=";
+    hash = "sha256-GanRWzGyg0Efa+kuU7Q0IOmO0ohXZIjuz8RZYERTpzo=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/decli/default.nix b/pkgs/development/python-modules/decli/default.nix
index 1e0fd21320dc4..2926d2d10287e 100644
--- a/pkgs/development/python-modules/decli/default.nix
+++ b/pkgs/development/python-modules/decli/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8s3lUDSnXIGcYwx2VahExhLyWYxCwhKZFgRl32rUY60=";
+    hash = "sha256-8s3lUDSnXIGcYwx2VahExhLyWYxCwhKZFgRl32rUY60=";
   };
 
   pythonImportsCheck = [ "decli" ];
diff --git a/pkgs/development/python-modules/deemix/default.nix b/pkgs/development/python-modules/deemix/default.nix
index c12bdac5fd0b2..ac0e0a9d469b1 100644
--- a/pkgs/development/python-modules/deemix/default.nix
+++ b/pkgs/development/python-modules/deemix/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xEahzA1PIrGPfnnOcuXQLVQpSVOUFk6/0v9ViLgWCwk=";
+    hash = "sha256-xEahzA1PIrGPfnnOcuXQLVQpSVOUFk6/0v9ViLgWCwk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/deep-chainmap/default.nix b/pkgs/development/python-modules/deep-chainmap/default.nix
index f553bcf6d4012..9a9bada8c2a59 100644
--- a/pkgs/development/python-modules/deep-chainmap/default.nix
+++ b/pkgs/development/python-modules/deep-chainmap/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "deep_chainmap";
     inherit version;
-    sha256 = "sha256-6K7dyB5iQzzw3lXLcU10SVsiHZ+SAXhz9DSCkYnPQAA=";
+    hash = "sha256-6K7dyB5iQzzw3lXLcU10SVsiHZ+SAXhz9DSCkYnPQAA=";
   };
 
   # Tests are not published to pypi
diff --git a/pkgs/development/python-modules/deepmerge/default.nix b/pkgs/development/python-modules/deepmerge/default.nix
index d35395881cdd1..2ef1e6aa51823 100644
--- a/pkgs/development/python-modules/deepmerge/default.nix
+++ b/pkgs/development/python-modules/deepmerge/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TCeg213iheGnzqx9vBUx3qpVa2J96kkAyCRFgezf6i0=";
+    hash = "sha256-TCeg213iheGnzqx9vBUx3qpVa2J96kkAyCRFgezf6i0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/deepwave/default.nix b/pkgs/development/python-modules/deepwave/default.nix
index 986a0ca8d7b4e..3e91e1394c4db 100644
--- a/pkgs/development/python-modules/deepwave/default.nix
+++ b/pkgs/development/python-modules/deepwave/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "ar4";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-4B3V87/voYs61pXhqmydLe48JsnRGuJlUYOOdmJlroA=";
+    hash = "sha256-4B3V87/voYs61pXhqmydLe48JsnRGuJlUYOOdmJlroA=";
   };
 
   # unable to find ninja although it is available, most likely because it looks for its pip version
diff --git a/pkgs/development/python-modules/deezer-py/default.nix b/pkgs/development/python-modules/deezer-py/default.nix
index f36a73fc27d1b..f06c9b0d29448 100644
--- a/pkgs/development/python-modules/deezer-py/default.nix
+++ b/pkgs/development/python-modules/deezer-py/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-saMy+IeAy6H9SgS8XHnZ9klFerGyr+vQqhuCtimgbEo=";
+    hash = "sha256-saMy+IeAy6H9SgS8XHnZ9klFerGyr+vQqhuCtimgbEo=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/demetriek/default.nix b/pkgs/development/python-modules/demetriek/default.nix
index 8330ec6ec7967..b553a1b0837a8 100644
--- a/pkgs/development/python-modules/demetriek/default.nix
+++ b/pkgs/development/python-modules/demetriek/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "frenck";
     repo = "python-demetriek";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-LCHHBcZgO9gw5jyaJiiS4lKyb0ut+PJvKTylIvIKHhc=";
+    hash = "sha256-LCHHBcZgO9gw5jyaJiiS4lKyb0ut+PJvKTylIvIKHhc=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/deprecated/default.nix b/pkgs/development/python-modules/deprecated/default.nix
index 933e55e184f71..d172849d6c333 100644
--- a/pkgs/development/python-modules/deprecated/default.nix
+++ b/pkgs/development/python-modules/deprecated/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Deprecated";
     inherit version;
-    sha256 = "sha256-Q6xTNdqQwxwkugKK9TapHUHVP55pAd2wIbzFcs5E440=";
+    hash = "sha256-Q6xTNdqQwxwkugKK9TapHUHVP55pAd2wIbzFcs5E440=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/deprecation/default.nix b/pkgs/development/python-modules/deprecation/default.nix
index 5e3ddf7b07dd3..9ea6e5c2c6dd6 100644
--- a/pkgs/development/python-modules/deprecation/default.nix
+++ b/pkgs/development/python-modules/deprecation/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     # fixes for python 3.10 test suite
     (fetchpatch {
       url = "https://github.com/briancurtin/deprecation/pull/57/commits/e13e23068cb8d653a02a434a159e8b0b7226ffd6.patch";
-      sha256 = "sha256-/5zr2V1s5ULUZnbLXsgyHxZH4m7/a27QYuqQt2Savc8=";
+      hash = "sha256-/5zr2V1s5ULUZnbLXsgyHxZH4m7/a27QYuqQt2Savc8=";
       includes = [ "tests/test_deprecation.py" ];
     })
   ];
diff --git a/pkgs/development/python-modules/devolo-home-control-api/default.nix b/pkgs/development/python-modules/devolo-home-control-api/default.nix
index 737ec13ad64b1..9067f41030afa 100644
--- a/pkgs/development/python-modules/devolo-home-control-api/default.nix
+++ b/pkgs/development/python-modules/devolo-home-control-api/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "2Fake";
     repo = "devolo_home_control_api";
     rev = "v${version}";
-    sha256 = "sha256-H4kLomHM0qq6LqsRMEp34oKy/4Me7AQi6dij2vraBS8=";
+    hash = "sha256-H4kLomHM0qq6LqsRMEp34oKy/4Me7AQi6dij2vraBS8=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/devpi-common/default.nix b/pkgs/development/python-modules/devpi-common/default.nix
index 6d41bc86ba086..4295506989ab0 100644
--- a/pkgs/development/python-modules/devpi-common/default.nix
+++ b/pkgs/development/python-modules/devpi-common/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kHiYknmteenBgce63EpzhGBEUYcQHrDLreZ1k01eRkQ=";
+    hash = "sha256-kHiYknmteenBgce63EpzhGBEUYcQHrDLreZ1k01eRkQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/devtools/default.nix b/pkgs/development/python-modules/devtools/default.nix
index 6f3f9b7479ae0..79f8d3d5cbb92 100644
--- a/pkgs/development/python-modules/devtools/default.nix
+++ b/pkgs/development/python-modules/devtools/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "samuelcolvin";
     repo = "python-${pname}";
     rev = "v${version}";
-    sha256 = "sha256-x9dL/FE94OixMAmjnmfzZUcYJBqE5P2AAIFsNJF0Fxo=";
+    hash = "sha256-x9dL/FE94OixMAmjnmfzZUcYJBqE5P2AAIFsNJF0Fxo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/diceware/default.nix b/pkgs/development/python-modules/diceware/default.nix
index cadc22fcbb9ac..d719dd738ca2a 100644
--- a/pkgs/development/python-modules/diceware/default.nix
+++ b/pkgs/development/python-modules/diceware/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-srTMm1n1aNLvUb/fn34a+UHSX7j1wl8XAZHburzpZWk=";
+    hash = "sha256-srTMm1n1aNLvUb/fn34a+UHSX7j1wl8XAZHburzpZWk=";
   };
 
   nativeBuildInputs = [ pytest-runner ];
diff --git a/pkgs/development/python-modules/dicttoxml/default.nix b/pkgs/development/python-modules/dicttoxml/default.nix
index c4fd5880526a5..c96f37c177c9e 100644
--- a/pkgs/development/python-modules/dicttoxml/default.nix
+++ b/pkgs/development/python-modules/dicttoxml/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bzbOZEiB21zYlAvum3yz8/a3sye6imfYPT4sqgU4v50=";
+    hash = "sha256-bzbOZEiB21zYlAvum3yz8/a3sye6imfYPT4sqgU4v50=";
   };
 
   # No tests in archive
diff --git a/pkgs/development/python-modules/dingz/default.nix b/pkgs/development/python-modules/dingz/default.nix
index c02746695e88b..6ad22e7f4ced2 100644
--- a/pkgs/development/python-modules/dingz/default.nix
+++ b/pkgs/development/python-modules/dingz/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "home-assistant-ecosystem";
     repo = "python-dingz";
     rev = version;
-    sha256 = "sha256-bCytQwLWw8D1UkKb/3LQ301eDCkVR4alD6NHjTs6I+4=";
+    hash = "sha256-bCytQwLWw8D1UkKb/3LQ301eDCkVR4alD6NHjTs6I+4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/distrax/default.nix b/pkgs/development/python-modules/distrax/default.nix
index 337af06c53994..69679a8bbf7f5 100644
--- a/pkgs/development/python-modules/distrax/default.nix
+++ b/pkgs/development/python-modules/distrax/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-x9ORfhGX5catEZMfR+iXkZSRa/wIb0B3CrCWOWf35Ks=";
+    hash = "sha256-x9ORfhGX5catEZMfR+iXkZSRa/wIb0B3CrCWOWf35Ks=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/dj-rest-auth/default.nix b/pkgs/development/python-modules/dj-rest-auth/default.nix
index 261cdc3de174b..b04dc05e92379 100644
--- a/pkgs/development/python-modules/dj-rest-auth/default.nix
+++ b/pkgs/development/python-modules/dj-rest-auth/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "iMerica";
     repo = "dj-rest-auth";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-wkbFUrvKhdp2Hd4QkXAvhMiaqSXFD/fgIw03nLPaO5I=";
+    hash = "sha256-wkbFUrvKhdp2Hd4QkXAvhMiaqSXFD/fgIw03nLPaO5I=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/django-admin-sortable2/default.nix b/pkgs/development/python-modules/django-admin-sortable2/default.nix
index 6301348e60ecf..ff37726d934f2 100644
--- a/pkgs/development/python-modules/django-admin-sortable2/default.nix
+++ b/pkgs/development/python-modules/django-admin-sortable2/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit version pname;
-    sha256 = "sha256-fcCP8PvOWFlQL4CdEIwElfOw2UYJJp6u27EjfgMISss=";
+    hash = "sha256-fcCP8PvOWFlQL4CdEIwElfOw2UYJJp6u27EjfgMISss=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-annoying/default.nix b/pkgs/development/python-modules/django-annoying/default.nix
index 5d4afc37b3ed8..9772df000bcab 100644
--- a/pkgs/development/python-modules/django-annoying/default.nix
+++ b/pkgs/development/python-modules/django-annoying/default.nix
@@ -16,14 +16,14 @@ buildPythonPackage rec {
     owner = "skorokithakis";
     repo = "django-annoying";
     rev = "v${version}";
-    sha256 = "sha256-M1zOLr1Vjf2U0xlW66Mpno+S+b4IKLklN+kYxRaj6cA=";
+    hash = "sha256-M1zOLr1Vjf2U0xlW66Mpno+S+b4IKLklN+kYxRaj6cA=";
   };
 
   patches = [
     (fetchpatch {
       name = "django-4-compatibility.patch";
       url = "https://github.com/skorokithakis/django-annoying/pull/101/commits/51b5bd7bc8bb7a410400667e00d0813603df32bd.patch";
-      sha256 = "sha256-gLRlAtIHHJ85I88af3C3y+ZT+nXrj2KrV7QgOuEqspk=";
+      hash = "sha256-gLRlAtIHHJ85I88af3C3y+ZT+nXrj2KrV7QgOuEqspk=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/django-anymail/default.nix b/pkgs/development/python-modules/django-anymail/default.nix
index ed44bc75f8aee..fb8ca502695d4 100644
--- a/pkgs/development/python-modules/django-anymail/default.nix
+++ b/pkgs/development/python-modules/django-anymail/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "anymail";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-qEYBHsaHo1gmrsa6q7DQiUJurC7cXhv5e/SQ7R3Tkzc=";
+    hash = "sha256-qEYBHsaHo1gmrsa6q7DQiUJurC7cXhv5e/SQ7R3Tkzc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-auth-ldap/default.nix b/pkgs/development/python-modules/django-auth-ldap/default.nix
index e1ca5f418afb3..4631c13b6bd00 100644
--- a/pkgs/development/python-modules/django-auth-ldap/default.nix
+++ b/pkgs/development/python-modules/django-auth-ldap/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-d/dJ07F4B86OtWqcnI5XRv8xZWf4HVumE0ldnHSVqUk=";
+    hash = "sha256-d/dJ07F4B86OtWqcnI5XRv8xZWf4HVumE0ldnHSVqUk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/django-autocomplete-light/default.nix b/pkgs/development/python-modules/django-autocomplete-light/default.nix
index faa37e0cfa123..379b63642321d 100644
--- a/pkgs/development/python-modules/django-autocomplete-light/default.nix
+++ b/pkgs/development/python-modules/django-autocomplete-light/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "yourlabs";
     repo = "django-autocomplete-light";
     rev = version;
-    sha256 = "sha256-YUiGN6q7ARM/rg7d+ykeDEYZDYjB+DHxMCmdme6QccU=";
+    hash = "sha256-YUiGN6q7ARM/rg7d+ykeDEYZDYjB+DHxMCmdme6QccU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-celery-email/default.nix b/pkgs/development/python-modules/django-celery-email/default.nix
index 73f81e88be3b4..d94760baf6359 100644
--- a/pkgs/development/python-modules/django-celery-email/default.nix
+++ b/pkgs/development/python-modules/django-celery-email/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "pmclanahan";
     repo = pname;
     rev = version;
-    sha256 = "sha256-LBavz5Nh2ObmIwLCem8nHvsuKgPwkzbS/OzFPmSje/M=";
+    hash = "sha256-LBavz5Nh2ObmIwLCem8nHvsuKgPwkzbS/OzFPmSje/M=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-configurations/default.nix b/pkgs/development/python-modules/django-configurations/default.nix
index 237e4548d73d1..11ff7b2b3ccdf 100644
--- a/pkgs/development/python-modules/django-configurations/default.nix
+++ b/pkgs/development/python-modules/django-configurations/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IrmWTmtlfa/Ho1QQoRXSDxRRFJqCc3rcbDMew2WIgZY=";
+    hash = "sha256-IrmWTmtlfa/Ho1QQoRXSDxRRFJqCc3rcbDMew2WIgZY=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/django-cors-headers/default.nix b/pkgs/development/python-modules/django-cors-headers/default.nix
index 5174f44ccaee8..0c13c0b021004 100644
--- a/pkgs/development/python-modules/django-cors-headers/default.nix
+++ b/pkgs/development/python-modules/django-cors-headers/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "adamchainz";
     repo = "django-cors-headers";
     rev = version;
-    sha256 = "sha256-pIyf4poW8/slxj4PVvmXpuYp//v5w00yU0Vz6Jiy2yM=";
+    hash = "sha256-pIyf4poW8/slxj4PVvmXpuYp//v5w00yU0Vz6Jiy2yM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-crispy-forms/default.nix b/pkgs/development/python-modules/django-crispy-forms/default.nix
index 062d95b4051d2..53357b9d7ef83 100644
--- a/pkgs/development/python-modules/django-crispy-forms/default.nix
+++ b/pkgs/development/python-modules/django-crispy-forms/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "django-crispy-forms";
     repo = "django-crispy-forms";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-oxOW7gFpjUehWGeqZZjhPwptX0Gpgj5lP0lw0zkYGuE=";
+    hash = "sha256-oxOW7gFpjUehWGeqZZjhPwptX0Gpgj5lP0lw0zkYGuE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-dynamic-preferences/default.nix b/pkgs/development/python-modules/django-dynamic-preferences/default.nix
index 2b3b41135b61a..fb897ef1dc460 100644
--- a/pkgs/development/python-modules/django-dynamic-preferences/default.nix
+++ b/pkgs/development/python-modules/django-dynamic-preferences/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wAq8uNUkBnOQpmUYz80yaDuHrTzGINWRNkn8dwe4CDM=";
+    hash = "sha256-wAq8uNUkBnOQpmUYz80yaDuHrTzGINWRNkn8dwe4CDM=";
   };
 
   propagatedBuildInputs = [ six django persisting-theory ];
diff --git a/pkgs/development/python-modules/django-extensions/default.nix b/pkgs/development/python-modules/django-extensions/default.nix
index 7183bc23a01b9..4392427b8656c 100644
--- a/pkgs/development/python-modules/django-extensions/default.nix
+++ b/pkgs/development/python-modules/django-extensions/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-i8A/FMba1Lc3IEBzefP3Uu23iGcDGYqo5bNv+u6hKQI=";
+    hash = "sha256-i8A/FMba1Lc3IEBzefP3Uu23iGcDGYqo5bNv+u6hKQI=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/django-filter/default.nix b/pkgs/development/python-modules/django-filter/default.nix
index 24c2c6d15b00a..1225a3301a101 100644
--- a/pkgs/development/python-modules/django-filter/default.nix
+++ b/pkgs/development/python-modules/django-filter/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7Uc7duhPfoOyURuyBQw++zbRNSB9ASjf465LNuNZS6U=";
+    hash = "sha256-7Uc7duhPfoOyURuyBQw++zbRNSB9ASjf465LNuNZS6U=";
   };
 
   propagatedBuildInputs = [ django ];
diff --git a/pkgs/development/python-modules/django-formtools/default.nix b/pkgs/development/python-modules/django-formtools/default.nix
index 11a1fb0716967..af6381feef744 100644
--- a/pkgs/development/python-modules/django-formtools/default.nix
+++ b/pkgs/development/python-modules/django-formtools/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3rkyvlWx2UGeN9xNZd+/640we3HIwR/VLxWaul/A3u0=";
+    hash = "sha256-3rkyvlWx2UGeN9xNZd+/640we3HIwR/VLxWaul/A3u0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/django-haystack/default.nix b/pkgs/development/python-modules/django-haystack/default.nix
index f953de0770efa..e85d27f907bd3 100644
--- a/pkgs/development/python-modules/django-haystack/default.nix
+++ b/pkgs/development/python-modules/django-haystack/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-l+MZeu/CJf5AW28XYAolNL+CfLTWdDEwwgvBoG9yk6Q=";
+    hash = "sha256-l+MZeu/CJf5AW28XYAolNL+CfLTWdDEwwgvBoG9yk6Q=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/django-hcaptcha/default.nix b/pkgs/development/python-modules/django-hcaptcha/default.nix
index d200444ab50fb..52cf7ffb7ea50 100644
--- a/pkgs/development/python-modules/django-hcaptcha/default.nix
+++ b/pkgs/development/python-modules/django-hcaptcha/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "django-hCaptcha";
-    sha256 = "sha256-slGerwzJeGWscvglMBEixc9h4eSFLWiVmUFgIirLbBo=";
+    hash = "sha256-slGerwzJeGWscvglMBEixc9h4eSFLWiVmUFgIirLbBo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-js-reverse/default.nix b/pkgs/development/python-modules/django-js-reverse/default.nix
index a63ef50a8068c..b06f8c89e3588 100644
--- a/pkgs/development/python-modules/django-js-reverse/default.nix
+++ b/pkgs/development/python-modules/django-js-reverse/default.nix
@@ -18,14 +18,14 @@ buildPythonPackage rec {
     owner = "ierror";
     repo = "django-js-reverse";
     rev = "7cab78c4531780ab4b32033d5104ccd5be1a246a";
-    sha256 = "sha256-oA4R5MciDMcSsb+GAgWB5jhj+nl7E8t69u0qlx2G93E=";
+    hash = "sha256-oA4R5MciDMcSsb+GAgWB5jhj+nl7E8t69u0qlx2G93E=";
   };
 
   patches = [
     (fetchpatch {
       name = "fix-requires_system_checks-list-or-tuple";
       url = "https://github.com/ierror/django-js-reverse/commit/1477ba44b62c419d12ebec86e56973f1ae56f712.patch";
-      sha256 = "sha256-xUtCziewVhnCOaNWddJBH4/Vvhwjjq/wcQDvh2YzWMQ=";
+      hash = "sha256-xUtCziewVhnCOaNWddJBH4/Vvhwjjq/wcQDvh2YzWMQ=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/django-mailman3/default.nix b/pkgs/development/python-modules/django-mailman3/default.nix
index 3fa68acac3c83..32bfe947c82f8 100644
--- a/pkgs/development/python-modules/django-mailman3/default.nix
+++ b/pkgs/development/python-modules/django-mailman3/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GpI1W0O9aJpLF/mcS23ktJDZsP69S2zQy7drOiWBnTM=";
+    hash = "sha256-GpI1W0O9aJpLF/mcS23ktJDZsP69S2zQy7drOiWBnTM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-model-utils/default.nix b/pkgs/development/python-modules/django-model-utils/default.nix
index 2a1778708aa91..ef41805b6e1dd 100644
--- a/pkgs/development/python-modules/django-model-utils/default.nix
+++ b/pkgs/development/python-modules/django-model-utils/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "jazzband";
     repo = "django-model-utils";
     rev = version;
-    sha256 = "sha256-TLqvpP/ZaGGFdqnN+UHbhXv1K1YVYTYBkCiWCjYrFh8=";
+    hash = "sha256-TLqvpP/ZaGGFdqnN+UHbhXv1K1YVYTYBkCiWCjYrFh8=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/django-oauth-toolkit/default.nix b/pkgs/development/python-modules/django-oauth-toolkit/default.nix
index d3628d66e35be..fc68d0c489443 100644
--- a/pkgs/development/python-modules/django-oauth-toolkit/default.nix
+++ b/pkgs/development/python-modules/django-oauth-toolkit/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     owner = "jazzband";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-mynchdvrfBGKMeFFb2oDaANhtSCxq85Nibx7GfSY2nQ=";
+    hash = "sha256-mynchdvrfBGKMeFFb2oDaANhtSCxq85Nibx7GfSY2nQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/django-otp/default.nix b/pkgs/development/python-modules/django-otp/default.nix
index d3fd24281aec0..5b2a41faf7852 100644
--- a/pkgs/development/python-modules/django-otp/default.nix
+++ b/pkgs/development/python-modules/django-otp/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "django-otp";
     repo = "django-otp";
     rev = "v${version}";
-    sha256 = "sha256-Ac9p7q9yaUr3WTTGxCY16Yo/Z8i1RtnD2g0Aj2pqSXY=";
+    hash = "sha256-Ac9p7q9yaUr3WTTGxCY16Yo/Z8i1RtnD2g0Aj2pqSXY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/django-polymorphic/default.nix b/pkgs/development/python-modules/django-polymorphic/default.nix
index 0d4e9502878cf..f9756a8d59da5 100644
--- a/pkgs/development/python-modules/django-polymorphic/default.nix
+++ b/pkgs/development/python-modules/django-polymorphic/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "django-polymorphic";
     repo = "django-polymorphic";
     rev = "v${version}";
-    sha256 = "sha256-JJY+FoMPSnWuSsNIas2JedGJpdm6RfPE3E1VIjGuXIc=";
+    hash = "sha256-JJY+FoMPSnWuSsNIas2JedGJpdm6RfPE3E1VIjGuXIc=";
   };
 
   propagatedBuildInputs = [ django ];
diff --git a/pkgs/development/python-modules/django-q/default.nix b/pkgs/development/python-modules/django-q/default.nix
index bcbb09fa430bd..7cb06453a7a25 100644
--- a/pkgs/development/python-modules/django-q/default.nix
+++ b/pkgs/development/python-modules/django-q/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "Koed00";
     repo = "django-q";
-    sha256 = "sha256-gFSrAl3QGoJEJfvTTvLQgViPPjeJ6BfvgEwgLLo+uAA=";
+    hash = "sha256-gFSrAl3QGoJEJfvTTvLQgViPPjeJ6BfvgEwgLLo+uAA=";
     rev = "v${version}";
   };
 
diff --git a/pkgs/development/python-modules/django-redis/default.nix b/pkgs/development/python-modules/django-redis/default.nix
index 11033b3e0f1e7..27f7d8d950e78 100644
--- a/pkgs/development/python-modules/django-redis/default.nix
+++ b/pkgs/development/python-modules/django-redis/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage {
     owner = "jazzband";
     repo = "django-redis";
     rev = version;
-    sha256 = "sha256-e8wCgfxBT+WKFY4H83CTMirTpQym3QAoeWnXbRCDO90=";
+    hash = "sha256-e8wCgfxBT+WKFY4H83CTMirTpQym3QAoeWnXbRCDO90=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/django-rest-auth/default.nix b/pkgs/development/python-modules/django-rest-auth/default.nix
index 77e532ed7f3ac..654118fedaad0 100644
--- a/pkgs/development/python-modules/django-rest-auth/default.nix
+++ b/pkgs/development/python-modules/django-rest-auth/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Tivix";
     repo = "django-rest-auth";
     rev = version;
-    sha256 = "sha256-rCChUHv8sTEFErDCZnPN5b5XVtMJ7JNVZwBYF3d99mY=";
+    hash = "sha256-rCChUHv8sTEFErDCZnPN5b5XVtMJ7JNVZwBYF3d99mY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/django-rest-polymorphic/default.nix b/pkgs/development/python-modules/django-rest-polymorphic/default.nix
index 7715900c60c1f..5f108f37b112c 100644
--- a/pkgs/development/python-modules/django-rest-polymorphic/default.nix
+++ b/pkgs/development/python-modules/django-rest-polymorphic/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     repo = "django-rest-polymorphic";
      # https://github.com/denisorehovsky/django-rest-polymorphic/issues/42
     rev = "9d920eb91ef13144094426f9ebc0ca80247c0fe3";
-    sha256 = "sha256-k7Cl2QYkaGOZaTo8v5Wg9Wqh8x0WC5i9Sggqj8eeECY=";
+    hash = "sha256-k7Cl2QYkaGOZaTo8v5Wg9Wqh8x0WC5i9Sggqj8eeECY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-scopes/default.nix b/pkgs/development/python-modules/django-scopes/default.nix
index 9b11393d3db0f..0f8c449e59859 100644
--- a/pkgs/development/python-modules/django-scopes/default.nix
+++ b/pkgs/development/python-modules/django-scopes/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     repo = "django-scopes";
     # No 1.2.0.post1 tag, see https://github.com/raphaelm/django-scopes/issues/27
     rev = "0b93cdb6a8335cb02a8ea7296511358ba841d137";
-    sha256 = "sha256-djptJRkW1pfVbxhhs58fJA4d8dKZuvYRy01Aa3Btr+k=";
+    hash = "sha256-djptJRkW1pfVbxhhs58fJA4d8dKZuvYRy01Aa3Btr+k=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-sites/default.nix b/pkgs/development/python-modules/django-sites/default.nix
index 9e6bdc2fdbfd2..5587014c57403 100644
--- a/pkgs/development/python-modules/django-sites/default.nix
+++ b/pkgs/development/python-modules/django-sites/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "niwinz";
     repo = "django-sites";
     rev = version;
-    sha256 = "sha256-MQtQC+9DyS1ICXXovbqPpkKIQ5wpuJDgq3Lcd/1kORU=";
+    hash = "sha256-MQtQC+9DyS1ICXXovbqPpkKIQ5wpuJDgq3Lcd/1kORU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-stubs-ext/default.nix b/pkgs/development/python-modules/django-stubs-ext/default.nix
index 0fb43a1dca56c..ccc43bfc2d176 100644
--- a/pkgs/development/python-modules/django-stubs-ext/default.nix
+++ b/pkgs/development/python-modules/django-stubs-ext/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-T9jNvGjRpCHyG7fg2edtUPaktQTTULp4ZAXa9TbpDCE=";
+    hash = "sha256-T9jNvGjRpCHyG7fg2edtUPaktQTTULp4ZAXa9TbpDCE=";
   };
 
   # setup.cfg tries to pull in nonexistent LICENSE.txt file
diff --git a/pkgs/development/python-modules/django-stubs/default.nix b/pkgs/development/python-modules/django-stubs/default.nix
index f5f2d409db263..662a4db74b63b 100644
--- a/pkgs/development/python-modules/django-stubs/default.nix
+++ b/pkgs/development/python-modules/django-stubs/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-C7+esXLFsG7M/y1wTHw5BuSixhRt+MMu6fOlHikmVYE=";
+    hash = "sha256-C7+esXLFsG7M/y1wTHw5BuSixhRt+MMu6fOlHikmVYE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/django-timezone-field/default.nix b/pkgs/development/python-modules/django-timezone-field/default.nix
index 123d44a78a29e..7870e79140d77 100644
--- a/pkgs/development/python-modules/django-timezone-field/default.nix
+++ b/pkgs/development/python-modules/django-timezone-field/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "mfogel";
     repo = pname;
     rev = version;
-    sha256 = "sha256-GXkvF/kAOU1JK0GDpUT1irCQlkxIWieYRqPd0fr2HXw=";
+    hash = "sha256-GXkvF/kAOU1JK0GDpUT1irCQlkxIWieYRqPd0fr2HXw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/django-versatileimagefield/default.nix b/pkgs/development/python-modules/django-versatileimagefield/default.nix
index c139d3f6ae174..a03a8a282d9cd 100644
--- a/pkgs/development/python-modules/django-versatileimagefield/default.nix
+++ b/pkgs/development/python-modules/django-versatileimagefield/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FlHbLtNthDz7F4jyYBRyopPZuoZyk2m29uVZERI1esc=";
+    hash = "sha256-FlHbLtNthDz7F4jyYBRyopPZuoZyk2m29uVZERI1esc=";
   };
   propagatedBuildInputs = [ pillow python-magic ];
 
diff --git a/pkgs/development/python-modules/django_contrib_comments/default.nix b/pkgs/development/python-modules/django_contrib_comments/default.nix
index 88bbdfdeddb99..66189a88d0d6a 100644
--- a/pkgs/development/python-modules/django_contrib_comments/default.nix
+++ b/pkgs/development/python-modules/django_contrib_comments/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SN4A8VZ34BaiFq7/IF1uAOQ5HJpXAhNsZBGcRytzVto=";
+    hash = "sha256-SN4A8VZ34BaiFq7/IF1uAOQ5HJpXAhNsZBGcRytzVto=";
   };
 
   propagatedBuildInputs = [ django ];
diff --git a/pkgs/development/python-modules/django_environ/default.nix b/pkgs/development/python-modules/django_environ/default.nix
index 4fa1b0e8cef8c..bb3cd1acf7ced 100644
--- a/pkgs/development/python-modules/django_environ/default.nix
+++ b/pkgs/development/python-modules/django_environ/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v/U4FTMFYyjJrAL3F5C9W/HOqBsb7rZI8ouByeg+CiE=";
+    hash = "sha256-v/U4FTMFYyjJrAL3F5C9W/HOqBsb7rZI8ouByeg+CiE=";
   };
 
   # The testsuite fails to modify the base environment
diff --git a/pkgs/development/python-modules/djangoql/default.nix b/pkgs/development/python-modules/djangoql/default.nix
index cc0c4f5b4c371..55da45f463700 100644
--- a/pkgs/development/python-modules/djangoql/default.nix
+++ b/pkgs/development/python-modules/djangoql/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TwU9ASjij0EpJuLakCc19L3Lq1wI1Dvk3+/XR/yi6W4=";
+    hash = "sha256-TwU9ASjij0EpJuLakCc19L3Lq1wI1Dvk3+/XR/yi6W4=";
   };
 
   propagatedBuildInputs = [ ply ];
diff --git a/pkgs/development/python-modules/djangorestframework-camel-case/default.nix b/pkgs/development/python-modules/djangorestframework-camel-case/default.nix
index 3fd274a2c9a06..d45b600c80727 100644
--- a/pkgs/development/python-modules/djangorestframework-camel-case/default.nix
+++ b/pkgs/development/python-modules/djangorestframework-camel-case/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-za51hGZIq7ZYXHRwY5odL7Bk3EX46LYqqlC+fxp6YfQ=";
+    hash = "sha256-za51hGZIq7ZYXHRwY5odL7Bk3EX46LYqqlC+fxp6YfQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/djangorestframework-dataclasses/default.nix b/pkgs/development/python-modules/djangorestframework-dataclasses/default.nix
index 4242c24c90bf0..dc97ddb2955e2 100644
--- a/pkgs/development/python-modules/djangorestframework-dataclasses/default.nix
+++ b/pkgs/development/python-modules/djangorestframework-dataclasses/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "oxan";
     repo = "djangorestframework-dataclasses";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-PTX5huYdusPV6xCBW+8sFwusuPtZBH1vVApvcQU7Dlc=";
+    hash = "sha256-PTX5huYdusPV6xCBW+8sFwusuPtZBH1vVApvcQU7Dlc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/djangorestframework-guardian/default.nix b/pkgs/development/python-modules/djangorestframework-guardian/default.nix
index e822a26d0fcaa..9aec9ff0c7019 100644
--- a/pkgs/development/python-modules/djangorestframework-guardian/default.nix
+++ b/pkgs/development/python-modules/djangorestframework-guardian/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "rpkilby";
     repo = "django-rest-framework-guardian";
     rev = version;
-    sha256 = "sha256-jl/VEl1pUHU8J1d5ZQSGJweNJayIGw1iVAmwID85fqw=";
+    hash = "sha256-jl/VEl1pUHU8J1d5ZQSGJweNJayIGw1iVAmwID85fqw=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/djangorestframework-recursive/default.nix b/pkgs/development/python-modules/djangorestframework-recursive/default.nix
index e8dfe0c115507..b6029ad9938ba 100644
--- a/pkgs/development/python-modules/djangorestframework-recursive/default.nix
+++ b/pkgs/development/python-modules/djangorestframework-recursive/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "heywbj";
     repo = "django-rest-framework-recursive";
     rev = version;
-    sha256 = "sha256-Q/6yxpz3c402sMZudAeFIht9+5GmTRlzM51AMAx5muY=";
+    hash = "sha256-Q/6yxpz3c402sMZudAeFIht9+5GmTRlzM51AMAx5muY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/djangorestframework/default.nix b/pkgs/development/python-modules/djangorestframework/default.nix
index 067502961f5d7..912c484b0a0eb 100644
--- a/pkgs/development/python-modules/djangorestframework/default.nix
+++ b/pkgs/development/python-modules/djangorestframework/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "encode";
     repo = "django-rest-framework";
     rev = version;
-    sha256 = "sha256-Fnj0n3NS3SetOlwSmGkLE979vNJnYE6i6xwVBslpNz4=";
+    hash = "sha256-Fnj0n3NS3SetOlwSmGkLE979vNJnYE6i6xwVBslpNz4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/dkimpy/default.nix b/pkgs/development/python-modules/dkimpy/default.nix
index 9d294977ca70b..3b1fd3efb3c10 100644
--- a/pkgs/development/python-modules/dkimpy/default.nix
+++ b/pkgs/development/python-modules/dkimpy/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NQDukEVLfCz3ElgeA5jrRwONJ+aRSDKd9jTs2Y3YYhw=";
+    hash = "sha256-NQDukEVLfCz3ElgeA5jrRwONJ+aRSDKd9jTs2Y3YYhw=";
 };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/dlms-cosem/default.nix b/pkgs/development/python-modules/dlms-cosem/default.nix
index d9356e149237b..d106d12955957 100644
--- a/pkgs/development/python-modules/dlms-cosem/default.nix
+++ b/pkgs/development/python-modules/dlms-cosem/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "pwitab";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-BrLanP+SIRRof15yzqwcDOxw92phbW7m9CfORz0xo7I=";
+    hash = "sha256-BrLanP+SIRRof15yzqwcDOxw92phbW7m9CfORz0xo7I=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/dnachisel/default.nix b/pkgs/development/python-modules/dnachisel/default.nix
index 7ef6a44ba9c25..52ca9eff669ba 100644
--- a/pkgs/development/python-modules/dnachisel/default.nix
+++ b/pkgs/development/python-modules/dnachisel/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "Edinburgh-Genome-Foundry";
     repo = "DnaChisel";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-YlNOvK7ZXUHYdRX1NFEdZ646NGLtGXU1YgAjN6RY2QE=";
+    hash = "sha256-YlNOvK7ZXUHYdRX1NFEdZ646NGLtGXU1YgAjN6RY2QE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/docopt-ng/default.nix b/pkgs/development/python-modules/docopt-ng/default.nix
index 60d14fa8e98f8..a6297780a83a6 100644
--- a/pkgs/development/python-modules/docopt-ng/default.nix
+++ b/pkgs/development/python-modules/docopt-ng/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6mphooj8hk7uayLW/iiqIC1Z/Ib60F8W/145zE6n9uM=";
+    hash = "sha256-6mphooj8hk7uayLW/iiqIC1Z/Ib60F8W/145zE6n9uM=";
   };
 
   pythonImportsCheck = [ "docopt" ];
diff --git a/pkgs/development/python-modules/docplex/default.nix b/pkgs/development/python-modules/docplex/default.nix
index 1d3c53c95d51f..46018acec3b3f 100644
--- a/pkgs/development/python-modules/docplex/default.nix
+++ b/pkgs/development/python-modules/docplex/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   # No source available from official repo
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JWkUtMAROk4cePMuogx9dtyO/ihv6JAnDnXPrVD+UQ8=";
+    hash = "sha256-JWkUtMAROk4cePMuogx9dtyO/ihv6JAnDnXPrVD+UQ8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/dogpile-cache/default.nix b/pkgs/development/python-modules/dogpile-cache/default.nix
index ebba9a2b2711d..7fe0466a25983 100644
--- a/pkgs/development/python-modules/dogpile-cache/default.nix
+++ b/pkgs/development/python-modules/dogpile-cache/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "dogpile.cache";
     inherit version;
-    sha256 = "sha256-2ETou2OMxPVEpMiag039Nv6TVAC3GhbL10Tr37cg/U4=";
+    hash = "sha256-2ETou2OMxPVEpMiag039Nv6TVAC3GhbL10Tr37cg/U4=";
   };
 
   preCheck = ''
diff --git a/pkgs/development/python-modules/doit-py/default.nix b/pkgs/development/python-modules/doit-py/default.nix
index 2ad323f1670e4..ed8666a034906 100644
--- a/pkgs/development/python-modules/doit-py/default.nix
+++ b/pkgs/development/python-modules/doit-py/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "pydoit";
     repo = pname;
     rev = version;
-    sha256 = "sha256-DBl6/no04ZGRHHmN9gkEtBmAMgmyZWcfPCcFz0uxAv4=";
+    hash = "sha256-DBl6/no04ZGRHHmN9gkEtBmAMgmyZWcfPCcFz0uxAv4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/doit/default.nix b/pkgs/development/python-modules/doit/default.nix
index 40a94c6aebbd5..d3cc29c775aed 100644
--- a/pkgs/development/python-modules/doit/default.nix
+++ b/pkgs/development/python-modules/doit/default.nix
@@ -24,7 +24,7 @@ let doit = buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-cdB8zJUUyyL+WdmJmVd2ZeqrV+FvZE0EM2rgtLriNLw=";
+    hash = "sha256-cdB8zJUUyyL+WdmJmVd2ZeqrV+FvZE0EM2rgtLriNLw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/dotty-dict/default.nix b/pkgs/development/python-modules/dotty-dict/default.nix
index 9a665ec0b5fa7..69da618a5a494 100644
--- a/pkgs/development/python-modules/dotty-dict/default.nix
+++ b/pkgs/development/python-modules/dotty-dict/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SwFuA7iuJlU5dXpT66JLm/2lBvuU+84L7oQ8bwVUGhU=";
+    hash = "sha256-SwFuA7iuJlU5dXpT66JLm/2lBvuU+84L7oQ8bwVUGhU=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/dpath/default.nix b/pkgs/development/python-modules/dpath/default.nix
index 97d7396078aa6..6c1d142fccc1f 100644
--- a/pkgs/development/python-modules/dpath/default.nix
+++ b/pkgs/development/python-modules/dpath/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-M4CnfQ20q/EEElhg/260vQfJfGW4Gq1CpglxcImhvtA=";
+    hash = "sha256-M4CnfQ20q/EEElhg/260vQfJfGW4Gq1CpglxcImhvtA=";
   };
 
   # use pytest as nosetests hangs
diff --git a/pkgs/development/python-modules/dpkt/default.nix b/pkgs/development/python-modules/dpkt/default.nix
index f59b7ba736628..f2046d106b91c 100644
--- a/pkgs/development/python-modules/dpkt/default.nix
+++ b/pkgs/development/python-modules/dpkt/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Q/hobkVdpQUoNf0e2iaJ1R3jZwqsl5mxsAz9IDkn7kU=";
+    hash = "sha256-Q/hobkVdpQUoNf0e2iaJ1R3jZwqsl5mxsAz9IDkn7kU=";
   };
 
   # Project has no tests
diff --git a/pkgs/development/python-modules/dragonfly/default.nix b/pkgs/development/python-modules/dragonfly/default.nix
index 74740aeffb7ee..d4c96ba3b5cd9 100644
--- a/pkgs/development/python-modules/dragonfly/default.nix
+++ b/pkgs/development/python-modules/dragonfly/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     owner = "dictation-toolbox";
     repo = pname;
     rev = version;
-    sha256 = "sha256-sqEEEr5/KG3cn4rmOGJt9zMNAjeLO6h3NJgg0EyewrM=";
+    hash = "sha256-sqEEEr5/KG3cn4rmOGJt9zMNAjeLO6h3NJgg0EyewrM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/drf-spectacular-sidecar/default.nix b/pkgs/development/python-modules/drf-spectacular-sidecar/default.nix
index 311f272e4b51f..ddcd48029050a 100644
--- a/pkgs/development/python-modules/drf-spectacular-sidecar/default.nix
+++ b/pkgs/development/python-modules/drf-spectacular-sidecar/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "tfranzel";
     repo = "drf-spectacular-sidecar";
     rev = version;
-    sha256 = "sha256-ztUdV+Bhi3zx5UiwnpiQM/RglUH1n9J48Beuq2GPWdg=";
+    hash = "sha256-ztUdV+Bhi3zx5UiwnpiQM/RglUH1n9J48Beuq2GPWdg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/drf-spectacular/default.nix b/pkgs/development/python-modules/drf-spectacular/default.nix
index 0b0a256c1d61b..002cdad36c604 100644
--- a/pkgs/development/python-modules/drf-spectacular/default.nix
+++ b/pkgs/development/python-modules/drf-spectacular/default.nix
@@ -34,7 +34,7 @@ buildPythonPackage rec {
     owner = "tfranzel";
     repo = "drf-spectacular";
     rev = version;
-    sha256 = "sha256-WE+iOD3OjDByisHI9GgvjUUSpvOz+IYi/3Y8AmR7Eps=";
+    hash = "sha256-WE+iOD3OjDByisHI9GgvjUUSpvOz+IYi/3Y8AmR7Eps=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/drf-writable-nested/default.nix b/pkgs/development/python-modules/drf-writable-nested/default.nix
index 339677d387c99..603f94426bc56 100644
--- a/pkgs/development/python-modules/drf-writable-nested/default.nix
+++ b/pkgs/development/python-modules/drf-writable-nested/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "beda-software";
     repo = "drf-writable-nested";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-/7MZAw0clzzlBdYchUVKldWT7WqtwdSe+016QAP0hqk=";
+    hash = "sha256-/7MZAw0clzzlBdYchUVKldWT7WqtwdSe+016QAP0hqk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/drf-yasg/default.nix b/pkgs/development/python-modules/drf-yasg/default.nix
index 4853e7eb08254..2a12ca816f458 100644
--- a/pkgs/development/python-modules/drf-yasg/default.nix
+++ b/pkgs/development/python-modules/drf-yasg/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zu8MO13EOJeBr9eG5tw2l68qL+DYck7h9jfCPXW7xbI=";
+    hash = "sha256-zu8MO13EOJeBr9eG5tw2l68qL+DYck7h9jfCPXW7xbI=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/drms/default.nix b/pkgs/development/python-modules/drms/default.nix
index 6e5b4dc2b629c..bc2d2763e49c3 100644
--- a/pkgs/development/python-modules/drms/default.nix
+++ b/pkgs/development/python-modules/drms/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-crPVo7ALErZWvNcsaJ/BuBa0VkfCsZ+C929x4kEZHKw=";
+    hash = "sha256-crPVo7ALErZWvNcsaJ/BuBa0VkfCsZ+C929x4kEZHKw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/ducc0/default.nix b/pkgs/development/python-modules/ducc0/default.nix
index 0ad328bfd8347..3f8ce880e410d 100644
--- a/pkgs/development/python-modules/ducc0/default.nix
+++ b/pkgs/development/python-modules/ducc0/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "mtr";
     repo = "ducc";
     rev = "ducc0_${lib.replaceStrings ["."] ["_"] version}";
-    sha256 = "sha256-yh7L87s3STL2usGBXgIhCS7GKQuau/PV6US3T06bb0M=";
+    hash = "sha256-yh7L87s3STL2usGBXgIhCS7GKQuau/PV6US3T06bb0M=";
   };
 
   buildInputs = [ pybind11 ];
diff --git a/pkgs/development/python-modules/duecredit/default.nix b/pkgs/development/python-modules/duecredit/default.nix
index 301d99aabe0cd..28b21cabc1ca5 100644
--- a/pkgs/development/python-modules/duecredit/default.nix
+++ b/pkgs/development/python-modules/duecredit/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Dg/Yfp5GzmyUMI6feAwgP+g22JYoQE+L9a+Wp0V77Rw=";
+    hash = "sha256-Dg/Yfp5GzmyUMI6feAwgP+g22JYoQE+L9a+Wp0V77Rw=";
   };
 
   propagatedBuildInputs = [ citeproc-py requests six ];
diff --git a/pkgs/development/python-modules/duet/default.nix b/pkgs/development/python-modules/duet/default.nix
index f2ca9f541094a..4741414ca5416 100644
--- a/pkgs/development/python-modules/duet/default.nix
+++ b/pkgs/development/python-modules/duet/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "google";
     repo = "duet";
     rev = "v${version}";
-    sha256 = "sha256-9CTAupAxZI1twoLpgr7VfECw70QunE6pk+SskiT3JDw=";
+    hash = "sha256-9CTAupAxZI1twoLpgr7VfECw70QunE6pk+SskiT3JDw=";
   };
 
   propagatedBuildInputs = [ typing-extensions ];
diff --git a/pkgs/development/python-modules/dungeon-eos/default.nix b/pkgs/development/python-modules/dungeon-eos/default.nix
index f87bbf82b77b3..c8525c3fcb992 100644
--- a/pkgs/development/python-modules/dungeon-eos/default.nix
+++ b/pkgs/development/python-modules/dungeon-eos/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "SkyTemple";
     repo = pname;
     rev = version;
-    sha256 = "sha256-Z1fGtslXP8zcZmVeWjRrbcM2ZJsfbrWjpLWZ49uSCRY=";
+    hash = "sha256-Z1fGtslXP8zcZmVeWjRrbcM2ZJsfbrWjpLWZ49uSCRY=";
   };
 
   doCheck = false; # there are no tests
diff --git a/pkgs/development/python-modules/easydict/default.nix b/pkgs/development/python-modules/easydict/default.nix
index fd1ebf8d9f3da..889116b79176c 100644
--- a/pkgs/development/python-modules/easydict/default.nix
+++ b/pkgs/development/python-modules/easydict/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Edyywgqqu/7kwYi0vBQ+9r4ESzTb8M5aWTJCwmlaCA8=";
+    hash = "sha256-Edyywgqqu/7kwYi0vBQ+9r4ESzTb8M5aWTJCwmlaCA8=";
   };
 
   doCheck = false; # No tests in archive
diff --git a/pkgs/development/python-modules/easygui/default.nix b/pkgs/development/python-modules/easygui/default.nix
index 7749c246e146c..6b3c04c726f9c 100644
--- a/pkgs/development/python-modules/easygui/default.nix
+++ b/pkgs/development/python-modules/easygui/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1lP/ee4fQvY7WgkPL5jOAjNdhq2JY7POJmGAXK/pmgQ=";
+    hash = "sha256-1lP/ee4fQvY7WgkPL5jOAjNdhq2JY7POJmGAXK/pmgQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/easyocr/default.nix b/pkgs/development/python-modules/easyocr/default.nix
index 9c55897188ef0..2a5e82cc8e232 100644
--- a/pkgs/development/python-modules/easyocr/default.nix
+++ b/pkgs/development/python-modules/easyocr/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "JaidedAI";
     repo = "EasyOCR";
     rev = "v${version}";
-    sha256 = "sha256-f+JBSnFMRvVlhRRiL1rJb7a0CNjZPuh6r8r3K1meQCk=";
+    hash = "sha256-f+JBSnFMRvVlhRRiL1rJb7a0CNjZPuh6r8r3K1meQCk=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/easyprocess/default.nix b/pkgs/development/python-modules/easyprocess/default.nix
index 502c0f64e6b49..b1818665f8791 100644
--- a/pkgs/development/python-modules/easyprocess/default.nix
+++ b/pkgs/development/python-modules/easyprocess/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "EasyProcess";
     inherit version;
-    sha256 = "sha256-iFiYMCpXqrlIlz6LXTKkIpOSufstmGqx1P/VkOW6kOw=";
+    hash = "sha256-iFiYMCpXqrlIlz6LXTKkIpOSufstmGqx1P/VkOW6kOw=";
   };
 
   # No tests
diff --git a/pkgs/development/python-modules/ebaysdk/default.nix b/pkgs/development/python-modules/ebaysdk/default.nix
index 8c80ccd4c3629..bd4b736b720bf 100644
--- a/pkgs/development/python-modules/ebaysdk/default.nix
+++ b/pkgs/development/python-modules/ebaysdk/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Lrh11wa0gfWcqN0wdFON9+UZaBT5zhLQ74RpA0Opx/M=";
+    hash = "sha256-Lrh11wa0gfWcqN0wdFON9+UZaBT5zhLQ74RpA0Opx/M=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ecdsa/default.nix b/pkgs/development/python-modules/ecdsa/default.nix
index 66831b0513442..ba5fa836c21b1 100644
--- a/pkgs/development/python-modules/ecdsa/default.nix
+++ b/pkgs/development/python-modules/ecdsa/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GQNIBBVZ4hsiodZc7khSgsoRpvgdUD/duE1QF+ntHkk=";
+    hash = "sha256-GQNIBBVZ4hsiodZc7khSgsoRpvgdUD/duE1QF+ntHkk=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/ecos/default.nix b/pkgs/development/python-modules/ecos/default.nix
index d5ef0867c3007..24df1f56b8d79 100644
--- a/pkgs/development/python-modules/ecos/default.nix
+++ b/pkgs/development/python-modules/ecos/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "embotech";
     repo = "ecos-python";
     rev = "v${version}";
-    sha256 = "sha256-TPxrTyVZ1KXgPoDbZZqXT5+NEIEndg9qepujqFQwK+Q=";
+    hash = "sha256-TPxrTyVZ1KXgPoDbZZqXT5+NEIEndg9qepujqFQwK+Q=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/development/python-modules/ecs-logging/default.nix b/pkgs/development/python-modules/ecs-logging/default.nix
index 01298469f8dd1..85c574eb3da2f 100644
--- a/pkgs/development/python-modules/ecs-logging/default.nix
+++ b/pkgs/development/python-modules/ecs-logging/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "elastic";
     repo = "ecs-logging-python";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-2BfZ96D24sfjFD6l+gjp6xXbSJ0kjQD/FhHLI3bpVGM=";
+    hash = "sha256-2BfZ96D24sfjFD6l+gjp6xXbSJ0kjQD/FhHLI3bpVGM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/ed25519-blake2b/default.nix b/pkgs/development/python-modules/ed25519-blake2b/default.nix
index f7decd10374f2..64061551e2daf 100644
--- a/pkgs/development/python-modules/ed25519-blake2b/default.nix
+++ b/pkgs/development/python-modules/ed25519-blake2b/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0aHLkDLsMHzpW0HGGUQP1NP87MGPIkA1zH1tx6fY70A=";
+    hash = "sha256-0aHLkDLsMHzpW0HGGUQP1NP87MGPIkA1zH1tx6fY70A=";
   };
 
   pythonImportsCheck = [
diff --git a/pkgs/development/python-modules/edalize/default.nix b/pkgs/development/python-modules/edalize/default.nix
index 8f103df26947d..9621fe42caac8 100644
--- a/pkgs/development/python-modules/edalize/default.nix
+++ b/pkgs/development/python-modules/edalize/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "olofk";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-h6b0mdAUR4NsN2SpnLu5OgS9Fy9ZRitG+5Sbon1jlUM=";
+    hash = "sha256-h6b0mdAUR4NsN2SpnLu5OgS9Fy9ZRitG+5Sbon1jlUM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/editables/default.nix b/pkgs/development/python-modules/editables/default.nix
index 9090e98f40951..0211a855b3b48 100644
--- a/pkgs/development/python-modules/editables/default.nix
+++ b/pkgs/development/python-modules/editables/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FnUk43c1jtHxN05hwmjw16S/fb0EbGVve0EM3hYWGxo=";
+    hash = "sha256-FnUk43c1jtHxN05hwmjw16S/fb0EbGVve0EM3hYWGxo=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/editorconfig/default.nix b/pkgs/development/python-modules/editorconfig/default.nix
index 2918733e96b3c..ebd6a6621032c 100644
--- a/pkgs/development/python-modules/editorconfig/default.nix
+++ b/pkgs/development/python-modules/editorconfig/default.nix
@@ -9,7 +9,7 @@ let
     owner = "editorconfig";
     repo = "editorconfig-core-test";
     rev = "e407c1592df0f8e91664835324dea85146f20189";
-    sha256 = "sha256-9WSEkMJOewPqJjB6f7J6Ir0L+U712hkaN+GszjnGw7c=";
+    hash = "sha256-9WSEkMJOewPqJjB6f7J6Ir0L+U712hkaN+GszjnGw7c=";
   };
 in
 buildPythonPackage rec {
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "editorconfig";
     repo = "editorconfig-core-py";
     rev = "v${version}";
-    sha256 = "sha256-ZwoTMgk18+BpPNtXKQUMXGcl2Lp+1RQVyPHgk6gHWh8=";
+    hash = "sha256-ZwoTMgk18+BpPNtXKQUMXGcl2Lp+1RQVyPHgk6gHWh8=";
     # workaround until https://github.com/editorconfig/editorconfig-core-py/pull/40 is merged
     # fetchSubmodules = true;
   };
diff --git a/pkgs/development/python-modules/elgato/default.nix b/pkgs/development/python-modules/elgato/default.nix
index 16b468ab621aa..92b4cad66b5cd 100644
--- a/pkgs/development/python-modules/elgato/default.nix
+++ b/pkgs/development/python-modules/elgato/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "frenck";
     repo = "python-elgato";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-kyFnc/lMxgYy8s/gAP5vpEPV8a+dphOummr6G7deGQ4=";
+    hash = "sha256-kyFnc/lMxgYy8s/gAP5vpEPV8a+dphOummr6G7deGQ4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/elmax/default.nix b/pkgs/development/python-modules/elmax/default.nix
index 7202f0efbdc10..6391e86a56700 100644
--- a/pkgs/development/python-modules/elmax/default.nix
+++ b/pkgs/development/python-modules/elmax/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "home-assistant-ecosystem";
     repo = "python-elmax";
     rev = version;
-    sha256 = "sha256-EcYEpYv+EwwEfW8Sy7aQjFAPpmsA6qVbmlwrPdxdnEw=";
+    hash = "sha256-EcYEpYv+EwwEfW8Sy7aQjFAPpmsA6qVbmlwrPdxdnEw=";
   };
 
   nativeBuildInputs = [ poetry-core ];
diff --git a/pkgs/development/python-modules/emailthreads/default.nix b/pkgs/development/python-modules/emailthreads/default.nix
index 8af7fc18e35e7..0f13e877e596d 100644
--- a/pkgs/development/python-modules/emailthreads/default.nix
+++ b/pkgs/development/python-modules/emailthreads/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "emersion";
     repo = "python-emailthreads";
     rev = "v${version}";
-    sha256 = "sha256-7BhYS1DQCW9QpG31asPCq5qPyJy+WW2onZpvEHhwQCs=";
+    hash = "sha256-7BhYS1DQCW9QpG31asPCq5qPyJy+WW2onZpvEHhwQCs=";
   };
 
   nativeCheckInputs = [ unittestCheckHook ];
diff --git a/pkgs/development/python-modules/empty-files/default.nix b/pkgs/development/python-modules/empty-files/default.nix
index b6c31519efcd8..e539d0fea813e 100644
--- a/pkgs/development/python-modules/empty-files/default.nix
+++ b/pkgs/development/python-modules/empty-files/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "approvals";
     repo = "EmptyFiles.Python";
     rev = "v${version}";
-    sha256 = "sha256-K4rlVO1X1AWxYI3EqLsyQ5/Ist/jlwFrmOM4aMojtKU=";
+    hash = "sha256-K4rlVO1X1AWxYI3EqLsyQ5/Ist/jlwFrmOM4aMojtKU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/enaml/default.nix b/pkgs/development/python-modules/enaml/default.nix
index 3bcdb267f9ada..e53b38d04e91f 100644
--- a/pkgs/development/python-modules/enaml/default.nix
+++ b/pkgs/development/python-modules/enaml/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "nucleic";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-0W5FWGS4vu5+O6/C4El60QDsRNj+P4xGQ62NdkfJd5I=";
+    hash = "sha256-0W5FWGS4vu5+O6/C4El60QDsRNj+P4xGQ62NdkfJd5I=";
   };
 
   # qt bindings cannot be found during tests
diff --git a/pkgs/development/python-modules/enamlx/default.nix b/pkgs/development/python-modules/enamlx/default.nix
index 641956f10be65..795ebb49750db 100644
--- a/pkgs/development/python-modules/enamlx/default.nix
+++ b/pkgs/development/python-modules/enamlx/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "frmdstryr";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-LHqOZ1uLWFbUeQAGKoMH9GljhRq1K4RTVWzgV/pt3g8=";
+    hash = "sha256-LHqOZ1uLWFbUeQAGKoMH9GljhRq1K4RTVWzgV/pt3g8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/energyflip-client/default.nix b/pkgs/development/python-modules/energyflip-client/default.nix
index b0f13eafc1f0c..50cb9e1884e8a 100644
--- a/pkgs/development/python-modules/energyflip-client/default.nix
+++ b/pkgs/development/python-modules/energyflip-client/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "dennisschroer";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-neuZ6pZWW/Rgexu/iCEymjnxi5l/IuLKPFn6S9U4DgU=";
+    hash = "sha256-neuZ6pZWW/Rgexu/iCEymjnxi5l/IuLKPFn6S9U4DgU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/entrance/default.nix b/pkgs/development/python-modules/entrance/default.nix
index 4bce72125e31f..97ac60fa5083f 100644
--- a/pkgs/development/python-modules/entrance/default.nix
+++ b/pkgs/development/python-modules/entrance/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-PvsP6HXCllW102h3o7abz9uC2AZTwvg5qIqP+rdkk6Y=";
+    hash = "sha256-PvsP6HXCllW102h3o7abz9uC2AZTwvg5qIqP+rdkk6Y=";
   };
 
   # The versions of `sanic` and `websockets` in nixpkgs only support 3.6 or later
diff --git a/pkgs/development/python-modules/entrypoints/default.nix b/pkgs/development/python-modules/entrypoints/default.nix
index 916b499a9874b..fe83e797d97aa 100644
--- a/pkgs/development/python-modules/entrypoints/default.nix
+++ b/pkgs/development/python-modules/entrypoints/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-twbt2qkhihnrzWe1aBjwW7J1ibHKno15e3Sv+tTMrNQ=";
+    hash = "sha256-twbt2qkhihnrzWe1aBjwW7J1ibHKno15e3Sv+tTMrNQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/enturclient/default.nix b/pkgs/development/python-modules/enturclient/default.nix
index a177a68766fb4..7140ded8bc4a8 100644
--- a/pkgs/development/python-modules/enturclient/default.nix
+++ b/pkgs/development/python-modules/enturclient/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "hfurubotten";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-Y2sBPikCAxumylP1LUy8XgjBRCWaNryn5XHSrRjJIIo=";
+    hash = "sha256-Y2sBPikCAxumylP1LUy8XgjBRCWaNryn5XHSrRjJIIo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/environs/default.nix b/pkgs/development/python-modules/environs/default.nix
index 464b0685be069..5591d74d38a03 100644
--- a/pkgs/development/python-modules/environs/default.nix
+++ b/pkgs/development/python-modules/environs/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "sloria";
     repo = pname;
     rev = version;
-    sha256 = "sha256-hucApIn7ul7+MC2W811VTxZNO8Pqb6HDXz9VRcEdmIc=";
+    hash = "sha256-hucApIn7ul7+MC2W811VTxZNO8Pqb6HDXz9VRcEdmIc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/envisage/default.nix b/pkgs/development/python-modules/envisage/default.nix
index 6a7dde6f4eaf0..c49579a03fe1f 100644
--- a/pkgs/development/python-modules/envisage/default.nix
+++ b/pkgs/development/python-modules/envisage/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AATsUNcYLB4vtyvuooAMDZx8p5fayijb6yJoUKTCW40=";
+    hash = "sha256-AATsUNcYLB4vtyvuooAMDZx8p5fayijb6yJoUKTCW40=";
   };
 
   patches = [
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "fix-mistake-in-menu-group-specification.patch";
       url = "https://github.com/enthought/envisage/commit/f23ea3864a5f6ffca665d47dec755992e062029b.patch";
-      sha256 = "sha256-l4CWB4jRkSmoTDoV8CtP2w87Io2cLINKfOSaSPy7cXE=";
+      hash = "sha256-l4CWB4jRkSmoTDoV8CtP2w87Io2cLINKfOSaSPy7cXE=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/envoy-reader/default.nix b/pkgs/development/python-modules/envoy-reader/default.nix
index 1a60d40c70cda..15603b59d23d9 100644
--- a/pkgs/development/python-modules/envoy-reader/default.nix
+++ b/pkgs/development/python-modules/envoy-reader/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "jesserizzo";
     repo = "envoy_reader";
     rev = version;
-    sha256 = "sha256-aIpZ4ln4L57HwK8H0FqsyNnXosnAp3ingrJI6/MPS90=";
+    hash = "sha256-aIpZ4ln4L57HwK8H0FqsyNnXosnAp3ingrJI6/MPS90=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ephem/default.nix b/pkgs/development/python-modules/ephem/default.nix
index 6ed71e7e4376f..0accb3ccf6d91 100644
--- a/pkgs/development/python-modules/ephem/default.nix
+++ b/pkgs/development/python-modules/ephem/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-c6WfDSFi0WJFNcPDt1+VZVa9uyBV6vVUp77xR9P5x2A=";
+    hash = "sha256-c6WfDSFi0WJFNcPDt1+VZVa9uyBV6vVUp77xR9P5x2A=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/epson-projector/default.nix b/pkgs/development/python-modules/epson-projector/default.nix
index 0bb5eb5adc9b5..8054757dd0ab6 100644
--- a/pkgs/development/python-modules/epson-projector/default.nix
+++ b/pkgs/development/python-modules/epson-projector/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "epson_projector";
     inherit version;
-    sha256 = "sha256-a9pRncC22DCKX+7ObC8PORpR+RGbOBor2lbwzfrU8tk=";
+    hash = "sha256-a9pRncC22DCKX+7ObC8PORpR+RGbOBor2lbwzfrU8tk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/eradicate/default.nix b/pkgs/development/python-modules/eradicate/default.nix
index 757dad33c0963..060041651ef9e 100644
--- a/pkgs/development/python-modules/eradicate/default.nix
+++ b/pkgs/development/python-modules/eradicate/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qsc4SrJbG/IcTAEt6bS/g5iUWhTJjJEVRbLqUKtVgBQ=";
+    hash = "sha256-qsc4SrJbG/IcTAEt6bS/g5iUWhTJjJEVRbLqUKtVgBQ=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/etcd/default.nix b/pkgs/development/python-modules/etcd/default.nix
index a2c4dc971cbc0..b98e9a63dd48d 100644
--- a/pkgs/development/python-modules/etcd/default.nix
+++ b/pkgs/development/python-modules/etcd/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "dsoprea";
     repo = "PythonEtcdClient";
     rev = version;
-    sha256 = "sha256-h+jYIRSNdrGkW3tBV1ifIDEXU46EQGyeJoz/Mxym4pI=";
+    hash = "sha256-h+jYIRSNdrGkW3tBV1ifIDEXU46EQGyeJoz/Mxym4pI=";
   };
 
   patchPhase = ''
diff --git a/pkgs/development/python-modules/eth-abi/default.nix b/pkgs/development/python-modules/eth-abi/default.nix
index 01177a703fafa..43d5401ce58f7 100644
--- a/pkgs/development/python-modules/eth-abi/default.nix
+++ b/pkgs/development/python-modules/eth-abi/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "eth-abi";
     rev = "v${version}";
-    sha256 = "sha256-xrZpT/9zwDtjSwSPDDse+Aq8plPm26OR/cIrliZUpLY=";
+    hash = "sha256-xrZpT/9zwDtjSwSPDDse+Aq8plPm26OR/cIrliZUpLY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/eth-account/default.nix b/pkgs/development/python-modules/eth-account/default.nix
index 1a929ca9099ff..38389fc31fe86 100644
--- a/pkgs/development/python-modules/eth-account/default.nix
+++ b/pkgs/development/python-modules/eth-account/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "eth-account";
     rev = "v${version}";
-    sha256 = "sha256-cjQvTKC4lDbKnAvbmnTGHQiJZsZFhXc/+UH5rUdlGxs=";
+    hash = "sha256-cjQvTKC4lDbKnAvbmnTGHQiJZsZFhXc/+UH5rUdlGxs=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/eth-hash/default.nix b/pkgs/development/python-modules/eth-hash/default.nix
index 7f5b436a14f50..070fe454bdaf2 100644
--- a/pkgs/development/python-modules/eth-hash/default.nix
+++ b/pkgs/development/python-modules/eth-hash/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "eth-hash";
     rev = "v${version}";
-    sha256 = "sha256-LMDtFUrsPYgj/Fl9aBW1todlj1D3LlFxAkzNFAzCGLQ=";
+    hash = "sha256-LMDtFUrsPYgj/Fl9aBW1todlj1D3LlFxAkzNFAzCGLQ=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/eth-keyfile/default.nix b/pkgs/development/python-modules/eth-keyfile/default.nix
index 54b76e23606bf..f50da1d17d0d2 100644
--- a/pkgs/development/python-modules/eth-keyfile/default.nix
+++ b/pkgs/development/python-modules/eth-keyfile/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     repo = "eth-keyfile";
     rev = "v${version}";
     fetchSubmodules = true;
-    sha256 = "sha256-JD4bRoD9L0JXcd+bTZrq/BkWw5QGzOi1RvoyLJC77kk=";
+    hash = "sha256-JD4bRoD9L0JXcd+bTZrq/BkWw5QGzOi1RvoyLJC77kk=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/eth-keys/default.nix b/pkgs/development/python-modules/eth-keys/default.nix
index 2b5a64527e815..601013b20f8ba 100644
--- a/pkgs/development/python-modules/eth-keys/default.nix
+++ b/pkgs/development/python-modules/eth-keys/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "eth-keys";
     rev = "v${version}";
-    sha256 = "sha256-jG/jJPM4t3z6UQIdc8L6y0DxZiGx5pVuGL8XwbIt60o=";
+    hash = "sha256-jG/jJPM4t3z6UQIdc8L6y0DxZiGx5pVuGL8XwbIt60o=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/eth-rlp/default.nix b/pkgs/development/python-modules/eth-rlp/default.nix
index e97926b3d7426..8747d15f551af 100644
--- a/pkgs/development/python-modules/eth-rlp/default.nix
+++ b/pkgs/development/python-modules/eth-rlp/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "eth-rlp";
     rev = "v${version}";
-    sha256 = "sha256-wfmRjHFu6H3J6hNin8ZA2454xXrLgcUdeR8iGXFomRE=";
+    hash = "sha256-wfmRjHFu6H3J6hNin8ZA2454xXrLgcUdeR8iGXFomRE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/eth-utils/default.nix b/pkgs/development/python-modules/eth-utils/default.nix
index 7297471ff7ef4..42aa421accf1e 100644
--- a/pkgs/development/python-modules/eth-utils/default.nix
+++ b/pkgs/development/python-modules/eth-utils/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-E2vUROc2FcAv00k50YpdxaaYIRDk1yGSPB8cHHw+7Yw=";
+    hash = "sha256-E2vUROc2FcAv00k50YpdxaaYIRDk1yGSPB8cHHw+7Yw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/etuples/default.nix b/pkgs/development/python-modules/etuples/default.nix
index 7ea15ebb8d6f8..2ad6c2a4ae6db 100644
--- a/pkgs/development/python-modules/etuples/default.nix
+++ b/pkgs/development/python-modules/etuples/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "pythological";
     repo = "etuples";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-wEgam2IoI3z75bN45/R9o+0JmL3g0YmtsuJ4TnZjhi8=";
+    hash = "sha256-wEgam2IoI3z75bN45/R9o+0JmL3g0YmtsuJ4TnZjhi8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/eve/default.nix b/pkgs/development/python-modules/eve/default.nix
index f89781988701f..56834ca90a1d4 100644
--- a/pkgs/development/python-modules/eve/default.nix
+++ b/pkgs/development/python-modules/eve/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "Eve";
-    sha256 = "sha256-RZ6dwekCKA+PomBp2Ht7/0elOLLUs/sO0KgdxxTOjtc=";
+    hash = "sha256-RZ6dwekCKA+PomBp2Ht7/0elOLLUs/sO0KgdxxTOjtc=";
   };
 
   disabled = pythonOlder "3.7";
diff --git a/pkgs/development/python-modules/evohome-async/default.nix b/pkgs/development/python-modules/evohome-async/default.nix
index 908d68dd27e92..c9ad0cc36d53a 100644
--- a/pkgs/development/python-modules/evohome-async/default.nix
+++ b/pkgs/development/python-modules/evohome-async/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "zxdavb";
     repo = pname;
     rev = version;
-    sha256 = "sha256-/dZRlcTcea26FEpw/XDItKh4ncr/eEFQcdfIE2KIMo8=";
+    hash = "sha256-/dZRlcTcea26FEpw/XDItKh4ncr/eEFQcdfIE2KIMo8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/exdown/default.nix b/pkgs/development/python-modules/exdown/default.nix
index ba581cdef357e..15979b0f22514 100644
--- a/pkgs/development/python-modules/exdown/default.nix
+++ b/pkgs/development/python-modules/exdown/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-r0SCigkUpOiba4MDf80+dLjOjjruVNILh/raWfvjXA0=";
+    hash = "sha256-r0SCigkUpOiba4MDf80+dLjOjjruVNILh/raWfvjXA0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/exif/default.nix b/pkgs/development/python-modules/exif/default.nix
index 6ecad38e2af89..14fbab220673e 100644
--- a/pkgs/development/python-modules/exif/default.nix
+++ b/pkgs/development/python-modules/exif/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "TNThieding";
     repo = "exif";
     rev = "v${version}";
-    sha256 = "sha256-XSORawioXo8oPVZ3Jnxqa6GFIxnQZMT0vJitdmpBj0E=";
+    hash = "sha256-XSORawioXo8oPVZ3Jnxqa6GFIxnQZMT0vJitdmpBj0E=";
   };
 
   propagatedBuildInputs = [ plum-py ];
diff --git a/pkgs/development/python-modules/exifread/default.nix b/pkgs/development/python-modules/exifread/default.nix
index 1e4ba3c17695d..ab8fde6f8cc3b 100644
--- a/pkgs/development/python-modules/exifread/default.nix
+++ b/pkgs/development/python-modules/exifread/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CsWjZBadvfK9YvlPXAc5cKtmlKMWYXf15EixDJQ+LKQ=";
+    hash = "sha256-CsWjZBadvfK9YvlPXAc5cKtmlKMWYXf15EixDJQ+LKQ=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/expiringdict/default.nix b/pkgs/development/python-modules/expiringdict/default.nix
index e97f8233773ee..e4e6dd8b7824d 100644
--- a/pkgs/development/python-modules/expiringdict/default.nix
+++ b/pkgs/development/python-modules/expiringdict/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "mailgun";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-vRhJSHIqc51I+s/wndtfANM44CKW3QS1iajqyoSBf0I=";
+    hash = "sha256-vRhJSHIqc51I+s/wndtfANM44CKW3QS1iajqyoSBf0I=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/exrex/default.nix b/pkgs/development/python-modules/exrex/default.nix
index 0d51a9862ee7a..178a5e4fadb82 100644
--- a/pkgs/development/python-modules/exrex/default.nix
+++ b/pkgs/development/python-modules/exrex/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "asciimoo";
     repo = "exrex";
     rev = "9a66706e7582a9cf31c4121629c9035e329bbe21";
-    sha256 = "sha256-g31tHY+LzGxwBmUpSa0DV7ruLfYwmuDg+XyBxMZRa9U=";
+    hash = "sha256-g31tHY+LzGxwBmUpSa0DV7ruLfYwmuDg+XyBxMZRa9U=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/extruct/default.nix b/pkgs/development/python-modules/extruct/default.nix
index 5dd294c547454..7752421236c0f 100644
--- a/pkgs/development/python-modules/extruct/default.nix
+++ b/pkgs/development/python-modules/extruct/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "scrapinghub";
     repo = "extruct";
     rev = "v${version}";
-    sha256 = "sha256-hf6b/tZLggHzgFmZ6aldZIBd17Ni7vCTIIzhNlyjvxw=";
+    hash = "sha256-hf6b/tZLggHzgFmZ6aldZIBd17Ni7vCTIIzhNlyjvxw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/eyed3/default.nix b/pkgs/development/python-modules/eyed3/default.nix
index 2b5cc5afba75a..9c29db7fa8372 100644
--- a/pkgs/development/python-modules/eyed3/default.nix
+++ b/pkgs/development/python-modules/eyed3/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-k7GOk5M3akURT5QJ18yhGftvT5o31LaXtQCvSLTFzw8=";
+    hash = "sha256-k7GOk5M3akURT5QJ18yhGftvT5o31LaXtQCvSLTFzw8=";
   };
 
   # requires special test data:
diff --git a/pkgs/development/python-modules/ezdxf/default.nix b/pkgs/development/python-modules/ezdxf/default.nix
index 94e9c37c028a9..e0c7b76d1e61e 100644
--- a/pkgs/development/python-modules/ezdxf/default.nix
+++ b/pkgs/development/python-modules/ezdxf/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "mozman";
     repo = "ezdxf";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-x1p9dWrbDtDreXdBuzOA4Za+ZC40y4xdEU7MGb9uUec=";
+    hash = "sha256-x1p9dWrbDtDreXdBuzOA4Za+ZC40y4xdEU7MGb9uUec=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ezyrb/default.nix b/pkgs/development/python-modules/ezyrb/default.nix
index a144dc4943f94..5a1bb19734ff5 100644
--- a/pkgs/development/python-modules/ezyrb/default.nix
+++ b/pkgs/development/python-modules/ezyrb/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "mathLab";
     repo = "EZyRB";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-ZVmQnxqLHKr275Xx0lOID3BZZFTmn/PMHpYhBFSxT7I=";
+    hash = "sha256-ZVmQnxqLHKr275Xx0lOID3BZZFTmn/PMHpYhBFSxT7I=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/f90nml/default.nix b/pkgs/development/python-modules/f90nml/default.nix
index 39aa55542ded2..de9d56e75edc8 100644
--- a/pkgs/development/python-modules/f90nml/default.nix
+++ b/pkgs/development/python-modules/f90nml/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "marshallward";
     repo = pname;
     rev = "v" + version;
-    sha256 = "sha256-nSpVBAS2VvXIQwYK/qVVzEc13bicAQ+ScXpO4Rn2O+8=";
+    hash = "sha256-nSpVBAS2VvXIQwYK/qVVzEc13bicAQ+ScXpO4Rn2O+8=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/faadelays/default.nix b/pkgs/development/python-modules/faadelays/default.nix
index 7cd0e291999c8..22f764ad4aced 100644
--- a/pkgs/development/python-modules/faadelays/default.nix
+++ b/pkgs/development/python-modules/faadelays/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-osZqfSYlKPYZMelBR6YB331iRB4DTjCUlmX7pcrIiGk=";
+    hash = "sha256-osZqfSYlKPYZMelBR6YB331iRB4DTjCUlmX7pcrIiGk=";
   };
 
   propagatedBuildInputs = [ aiohttp ];
diff --git a/pkgs/development/python-modules/fabric/default.nix b/pkgs/development/python-modules/fabric/default.nix
index d57146daf11a4..8dfd102539059 100644
--- a/pkgs/development/python-modules/fabric/default.nix
+++ b/pkgs/development/python-modules/fabric/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v+lgwa6QTnYkr51ArVubmVge2cT9CTScDQK3SG4dD4k=";
+    hash = "sha256-v+lgwa6QTnYkr51ArVubmVge2cT9CTScDQK3SG4dD4k=";
   };
 
   # only relevant to python < 3.4
diff --git a/pkgs/development/python-modules/fabulous/default.nix b/pkgs/development/python-modules/fabulous/default.nix
index b357eb0c01b49..26329cc73b83a 100644
--- a/pkgs/development/python-modules/fabulous/default.nix
+++ b/pkgs/development/python-modules/fabulous/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "jart";
     repo = pname;
     rev = version;
-    sha256 = "sha256-hchlxuB5QP+VxCx+QZ2739/mR5SQmYyE+9kXLKJ2ij4=";
+    hash = "sha256-hchlxuB5QP+VxCx+QZ2739/mR5SQmYyE+9kXLKJ2ij4=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/factory_boy/default.nix b/pkgs/development/python-modules/factory_boy/default.nix
index a5b0130911e98..0e4d38c290c12 100644
--- a/pkgs/development/python-modules/factory_boy/default.nix
+++ b/pkgs/development/python-modules/factory_boy/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "factory_boy";
     inherit version;
-    sha256 = "sha256-qY0newwEfHXrbkq4UIp/gfsD0sshmG9ieRNUbveipV4=";
+    hash = "sha256-qY0newwEfHXrbkq4UIp/gfsD0sshmG9ieRNUbveipV4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/faraday-agent-parameters-types/default.nix b/pkgs/development/python-modules/faraday-agent-parameters-types/default.nix
index 77533844171c9..8c532925834de 100644
--- a/pkgs/development/python-modules/faraday-agent-parameters-types/default.nix
+++ b/pkgs/development/python-modules/faraday-agent-parameters-types/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "faraday_agent_parameters_types";
     inherit version;
-    sha256 = "sha256-jQgE/eR8Gd9nMGijH9unhHCrLUn7DbWFkTauoz3O/sM=";
+    hash = "sha256-jQgE/eR8Gd9nMGijH9unhHCrLUn7DbWFkTauoz3O/sM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/fastavro/default.nix b/pkgs/development/python-modules/fastavro/default.nix
index 928593c3809c5..baeb5e4f9e867 100644
--- a/pkgs/development/python-modules/fastavro/default.nix
+++ b/pkgs/development/python-modules/fastavro/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-IKs3uYGxiSy++tjF2XhWFrIfOo+SSl2JATUHBhCE3ZQ=";
+    hash = "sha256-IKs3uYGxiSy++tjF2XhWFrIfOo+SSl2JATUHBhCE3ZQ=";
   };
 
   preBuild = ''
diff --git a/pkgs/development/python-modules/fastcore/default.nix b/pkgs/development/python-modules/fastcore/default.nix
index d0ed5bb1493cd..14418d716c9d0 100644
--- a/pkgs/development/python-modules/fastcore/default.nix
+++ b/pkgs/development/python-modules/fastcore/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "fastai";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-PSqwpDTzEaBXH77c64yv1s2TvQyIiz6It9cgjnCmrhY=";
+    hash = "sha256-PSqwpDTzEaBXH77c64yv1s2TvQyIiz6It9cgjnCmrhY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/fastjsonschema/default.nix b/pkgs/development/python-modules/fastjsonschema/default.nix
index 449e0a3fdd486..8c1be492ec156 100644
--- a/pkgs/development/python-modules/fastjsonschema/default.nix
+++ b/pkgs/development/python-modules/fastjsonschema/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     repo = "python-fastjsonschema";
     rev = "v${version}";
     fetchSubmodules = true;
-    sha256 = "sha256-Gojayel/xQ5gRI0nbwsroeSMdRndjb+8EniX1Qs4nbg=";
+    hash = "sha256-Gojayel/xQ5gRI0nbwsroeSMdRndjb+8EniX1Qs4nbg=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/fastprogress/default.nix b/pkgs/development/python-modules/fastprogress/default.nix
index 2ef751ad1b3b7..6ea456bac53af 100644
--- a/pkgs/development/python-modules/fastprogress/default.nix
+++ b/pkgs/development/python-modules/fastprogress/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ehfStDiJD4OMBI7vzjLE3tRxl+zI6gQs7MM9PeuAIvU=";
+    hash = "sha256-ehfStDiJD4OMBI7vzjLE3tRxl+zI6gQs7MM9PeuAIvU=";
   };
 
   propagatedBuildInputs = [ numpy ];
diff --git a/pkgs/development/python-modules/fasttext-predict/default.nix b/pkgs/development/python-modules/fasttext-predict/default.nix
index 9e46a4b8ceeb9..313f57e3855fa 100644
--- a/pkgs/development/python-modules/fasttext-predict/default.nix
+++ b/pkgs/development/python-modules/fasttext-predict/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-iSCt54tqBmNfrcntDFRXb550607Zr1mMCO2PC1ZbVQw=";
+    hash = "sha256-iSCt54tqBmNfrcntDFRXb550607Zr1mMCO2PC1ZbVQw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/feedparser/default.nix b/pkgs/development/python-modules/feedparser/default.nix
index 6fb99a9183960..02396ec834313 100644
--- a/pkgs/development/python-modules/feedparser/default.nix
+++ b/pkgs/development/python-modules/feedparser/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-J9pIX0Y3znFjzeqxOoAxK5O30MG3db70pHYpoxELylE=";
+    hash = "sha256-J9pIX0Y3znFjzeqxOoAxK5O30MG3db70pHYpoxELylE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/fido2/default.nix b/pkgs/development/python-modules/fido2/default.nix
index 5f079f7086924..c457d6e1cef42 100644
--- a/pkgs/development/python-modules/fido2/default.nix
+++ b/pkgs/development/python-modules/fido2/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-K0tOYgwhAEQsIGeODpUa1tHvs7pcqOu3IMTI1UMpNnQ=";
+    hash = "sha256-K0tOYgwhAEQsIGeODpUa1tHvs7pcqOu3IMTI1UMpNnQ=";
   };
 
   propagatedBuildInputs = [ six cryptography ];
diff --git a/pkgs/development/python-modules/fields/default.nix b/pkgs/development/python-modules/fields/default.nix
index 35bf686b43530..25b567c9c875f 100644
--- a/pkgs/development/python-modules/fields/default.nix
+++ b/pkgs/development/python-modules/fields/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MdSqA9jUTjXfE8Qx3jUTaZfwR6kkpZfYT3vCCeG+Vyc=";
+    hash = "sha256-MdSqA9jUTjXfE8Qx3jUTaZfwR6kkpZfYT3vCCeG+Vyc=";
   };
 
   pythonImportsCheck = [ "fields" ];
diff --git a/pkgs/development/python-modules/filecheck/default.nix b/pkgs/development/python-modules/filecheck/default.nix
index d5da76745370b..b7b9c2948ae2e 100644
--- a/pkgs/development/python-modules/filecheck/default.nix
+++ b/pkgs/development/python-modules/filecheck/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "mull-project";
     repo = "FileCheck.py";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-R+e4Z1EX6Nk7INLar3gtkUpk+30xIJO7yiZbUvrhN74=";
+    hash = "sha256-R+e4Z1EX6Nk7INLar3gtkUpk+30xIJO7yiZbUvrhN74=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/fingerprints/default.nix b/pkgs/development/python-modules/fingerprints/default.nix
index 434e3988003c0..30437950b4606 100644
--- a/pkgs/development/python-modules/fingerprints/default.nix
+++ b/pkgs/development/python-modules/fingerprints/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GZmurg3rpD081QZW/LUKWblhsQQSS6lg9O7y/kGy4To=";
+    hash = "sha256-GZmurg3rpD081QZW/LUKWblhsQQSS6lg9O7y/kGy4To=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/finitude/default.nix b/pkgs/development/python-modules/finitude/default.nix
index aa6687a308622..d7f1af78750f0 100644
--- a/pkgs/development/python-modules/finitude/default.nix
+++ b/pkgs/development/python-modules/finitude/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "dulitz";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-yCI5UCRDhw+dJoTKyjmHbAGBm3by2AyxHKlqCywnLcs=";
+    hash = "sha256-yCI5UCRDhw+dJoTKyjmHbAGBm3by2AyxHKlqCywnLcs=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/fipy/default.nix b/pkgs/development/python-modules/fipy/default.nix
index 07d11670efb71..db11999a64c5d 100644
--- a/pkgs/development/python-modules/fipy/default.nix
+++ b/pkgs/development/python-modules/fipy/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "usnistgov";
     repo = "fipy";
     rev = version;
-    sha256 = "sha256-oTg/5fGXqknWBh1ShdAOdOwX7lVDieIoM5aALcOWFqY=";
+    hash = "sha256-oTg/5fGXqknWBh1ShdAOdOwX7lVDieIoM5aALcOWFqY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/flake8-future-import/default.nix b/pkgs/development/python-modules/flake8-future-import/default.nix
index 1c9926715379b..7a3f4dbd805a9 100644
--- a/pkgs/development/python-modules/flake8-future-import/default.nix
+++ b/pkgs/development/python-modules/flake8-future-import/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "xZise";
     repo = "flake8-future-import";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-2EcCOx3+PCk9LYpQjHCFNpQVI2Pdi+lWL8R6bNadFe0=";
+    hash = "sha256-2EcCOx3+PCk9LYpQjHCFNpQVI2Pdi+lWL8R6bNadFe0=";
   };
 
   patches = lib.optionals (pythonAtLeast "3.10") [
diff --git a/pkgs/development/python-modules/flake8-length/default.nix b/pkgs/development/python-modules/flake8-length/default.nix
index 348246a939ce1..9214a92ce5171 100644
--- a/pkgs/development/python-modules/flake8-length/default.nix
+++ b/pkgs/development/python-modules/flake8-length/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Dr1hTCU2G1STczXJsUPMGFYs1NpIAk1I95vxXsRTtRA=";
+    hash = "sha256-Dr1hTCU2G1STczXJsUPMGFYs1NpIAk1I95vxXsRTtRA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/flametree/default.nix b/pkgs/development/python-modules/flametree/default.nix
index 46157dac931e9..a6d3ebbd0c4f8 100644
--- a/pkgs/development/python-modules/flametree/default.nix
+++ b/pkgs/development/python-modules/flametree/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "Edinburgh-Genome-Foundry";
     repo = "Flametree";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-oyiuhsYouGDKRssKc0aYIoG32H7GS6Bn4RtI7/9N158=";
+    hash = "sha256-oyiuhsYouGDKRssKc0aYIoG32H7GS6Bn4RtI7/9N158=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/flammkuchen/default.nix b/pkgs/development/python-modules/flammkuchen/default.nix
index 08bfbaed968f9..2db849435b8ed 100644
--- a/pkgs/development/python-modules/flammkuchen/default.nix
+++ b/pkgs/development/python-modules/flammkuchen/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-KtMGQftoYVNNMtfYeYiaQyMLAySpf9YXLMxj+e/CV5I=";
+    hash = "sha256-KtMGQftoYVNNMtfYeYiaQyMLAySpf9YXLMxj+e/CV5I=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/flask-basicauth/default.nix b/pkgs/development/python-modules/flask-basicauth/default.nix
index 7554c4cdca9c1..51fe449bc90b7 100644
--- a/pkgs/development/python-modules/flask-basicauth/default.nix
+++ b/pkgs/development/python-modules/flask-basicauth/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "jpvanhal";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-han0OjMI1XmuWKHGVpk+xZB+/+cpV1I+659zOG3hcPY=";
+    hash = "sha256-han0OjMI1XmuWKHGVpk+xZB+/+cpV1I+659zOG3hcPY=";
   };
 
   patches = [
@@ -31,7 +31,7 @@ buildPythonPackage rec {
       #   https://github.com/jpvanhal/flask-basicauth/pull/29
       name = "fix-test-flask-ext-imports.patch";
       url = "https://github.com/jpvanhal/flask-basicauth/commit/23f57dc1c3d85ea6fc7f468e8d8c6f19348a0a81.patch";
-      sha256 = "sha256-njUYjO0TRe3vr5D0XjIfCNcsFlShbGxtFV/DJerAKDE=";
+      hash = "sha256-njUYjO0TRe3vr5D0XjIfCNcsFlShbGxtFV/DJerAKDE=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/flask-bcrypt/default.nix b/pkgs/development/python-modules/flask-bcrypt/default.nix
index 3a95dcd2aa998..a4bd3af49a1d4 100644
--- a/pkgs/development/python-modules/flask-bcrypt/default.nix
+++ b/pkgs/development/python-modules/flask-bcrypt/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "maxcountryman";
     repo = pname;
     rev = version;
-    sha256 = "sha256-WlIholi/nzq6Ikc0LS6FhG0Q5Kz0kvvAlA2YJ7EksZ4=";
+    hash = "sha256-WlIholi/nzq6Ikc0LS6FhG0Q5Kz0kvvAlA2YJ7EksZ4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/flask-caching/default.nix b/pkgs/development/python-modules/flask-caching/default.nix
index 0f4b8a1433c42..928d5d60478b5 100644
--- a/pkgs/development/python-modules/flask-caching/default.nix
+++ b/pkgs/development/python-modules/flask-caching/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JLYMVS1ZqWBcwbakLFbNs5qCoo2rRTK77bkiKuVOy04=";
+    hash = "sha256-JLYMVS1ZqWBcwbakLFbNs5qCoo2rRTK77bkiKuVOy04=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/flask-compress/default.nix b/pkgs/development/python-modules/flask-compress/default.nix
index 654919256d914..2868ac81c0ab7 100644
--- a/pkgs/development/python-modules/flask-compress/default.nix
+++ b/pkgs/development/python-modules/flask-compress/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7pbxi/mwDy3rTjQGykoFCTqoDi7wV4Ulo7TTLs3/Ep0=";
+    hash = "sha256-7pbxi/mwDy3rTjQGykoFCTqoDi7wV4Ulo7TTLs3/Ep0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/flask-httpauth/default.nix b/pkgs/development/python-modules/flask-httpauth/default.nix
index d3057e13ecad0..1e08e9a91b4b1 100644
--- a/pkgs/development/python-modules/flask-httpauth/default.nix
+++ b/pkgs/development/python-modules/flask-httpauth/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Flask-HTTPAuth";
     version = version;
-    sha256 = "sha256-9xmee60g1baLPwtivd/KdjfFUIfp0C9gWuJuDeR5/ZQ=";
+    hash = "sha256-9xmee60g1baLPwtivd/KdjfFUIfp0C9gWuJuDeR5/ZQ=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/flask-login/default.nix b/pkgs/development/python-modules/flask-login/default.nix
index 90d6b7a06b7c8..c1b8c15bea03d 100644
--- a/pkgs/development/python-modules/flask-login/default.nix
+++ b/pkgs/development/python-modules/flask-login/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Flask-Login";
     inherit version;
-    sha256 = "sha256-wKe6qf3ESM3T3W8JOd9y7sUXey96vmy4L8k00pyqycM=";
+    hash = "sha256-wKe6qf3ESM3T3W8JOd9y7sUXey96vmy4L8k00pyqycM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/flask-mailman/default.nix b/pkgs/development/python-modules/flask-mailman/default.nix
index 8dee11fe7d984..f0cd2e5e147ba 100644
--- a/pkgs/development/python-modules/flask-mailman/default.nix
+++ b/pkgs/development/python-modules/flask-mailman/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "waynerv";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-cfLtif+48M6fqOkBbi4PJRFpf9FRXCPesktFQky34eU=";
+    hash = "sha256-cfLtif+48M6fqOkBbi4PJRFpf9FRXCPesktFQky34eU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/flask-paranoid/default.nix b/pkgs/development/python-modules/flask-paranoid/default.nix
index d20f5c46633c1..77949730c6901 100644
--- a/pkgs/development/python-modules/flask-paranoid/default.nix
+++ b/pkgs/development/python-modules/flask-paranoid/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "miguelgrinberg";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-tikD8efc3Q3xIQnaC3SSBaCRQxMI1HzXxeupvYeNnE4=";
+    hash = "sha256-tikD8efc3Q3xIQnaC3SSBaCRQxMI1HzXxeupvYeNnE4=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/flask-restx/default.nix b/pkgs/development/python-modules/flask-restx/default.nix
index 20dd72b662cec..d2b30ba052fda 100644
--- a/pkgs/development/python-modules/flask-restx/default.nix
+++ b/pkgs/development/python-modules/flask-restx/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage rec {
     owner = "python-restx";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-Rp+TQjAZqgIS6jmj0PAqshD+5a3JPOr2Qw5l4INxK/Y=";
+    hash = "sha256-Rp+TQjAZqgIS6jmj0PAqshD+5a3JPOr2Qw5l4INxK/Y=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/flask-seasurf/default.nix b/pkgs/development/python-modules/flask-seasurf/default.nix
index 55c96f4ea64a5..79d024f5b34f0 100644
--- a/pkgs/development/python-modules/flask-seasurf/default.nix
+++ b/pkgs/development/python-modules/flask-seasurf/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "maxcountryman";
     repo = "flask-seasurf";
     rev = version;
-    sha256 = "sha256-L/ZUEqqHmsyXG5eShcITII36ttwQlZN5GBngo+GcCdw=";
+    hash = "sha256-L/ZUEqqHmsyXG5eShcITII36ttwQlZN5GBngo+GcCdw=";
   };
 
   propagatedBuildInputs = [ flask ];
diff --git a/pkgs/development/python-modules/flask-session/default.nix b/pkgs/development/python-modules/flask-session/default.nix
index b6b65228d9a74..e34e302e6e0c0 100644
--- a/pkgs/development/python-modules/flask-session/default.nix
+++ b/pkgs/development/python-modules/flask-session/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ye1UMh+oxMoBMv/TNpWCdZ7aclL7SzvuSA5pDRukH0Y=";
+    hash = "sha256-ye1UMh+oxMoBMv/TNpWCdZ7aclL7SzvuSA5pDRukH0Y=";
   };
 
   propagatedBuildInputs = [ flask cachelib ];
diff --git a/pkgs/development/python-modules/flask-socketio/default.nix b/pkgs/development/python-modules/flask-socketio/default.nix
index 3c02d571082a7..ad9e76e17beff 100644
--- a/pkgs/development/python-modules/flask-socketio/default.nix
+++ b/pkgs/development/python-modules/flask-socketio/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "miguelgrinberg";
     repo = "Flask-SocketIO";
     rev = "v${version}";
-    sha256 = "sha256-PnNJEtcWaisOlt6OmYUl97TlZb9cK2ORvtEcmGPxSB0=";
+    hash = "sha256-PnNJEtcWaisOlt6OmYUl97TlZb9cK2ORvtEcmGPxSB0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/flask-swagger-ui/default.nix b/pkgs/development/python-modules/flask-swagger-ui/default.nix
index e68f69e248e5d..f7c045432af2a 100644
--- a/pkgs/development/python-modules/flask-swagger-ui/default.nix
+++ b/pkgs/development/python-modules/flask-swagger-ui/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-o3AZmngNZ4sy448b4Q1Nge+g7mPp/i+3Zv8aS2w32sg=";
+    hash = "sha256-o3AZmngNZ4sy448b4Q1Nge+g7mPp/i+3Zv8aS2w32sg=";
   };
 
   doCheck = false;  # there are no tests
diff --git a/pkgs/development/python-modules/flask-talisman/default.nix b/pkgs/development/python-modules/flask-talisman/default.nix
index 82f3e09b47944..11488956bbd68 100644
--- a/pkgs/development/python-modules/flask-talisman/default.nix
+++ b/pkgs/development/python-modules/flask-talisman/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IF0958Xs+tZnyEEj9fvlgLH2jNmhsFjXNTzANI4Vsb8=";
+    hash = "sha256-IF0958Xs+tZnyEEj9fvlgLH2jNmhsFjXNTzANI4Vsb8=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/flask/default.nix b/pkgs/development/python-modules/flask/default.nix
index 3ca911b5abe02..03b1873edc5f5 100644
--- a/pkgs/development/python-modules/flask/default.nix
+++ b/pkgs/development/python-modules/flask/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Flask";
     inherit version;
-    sha256 = "sha256-frNzmEvxx3ACP86dsWTtDDNTzQtT8TD0aT2gynVqLm0=";
+    hash = "sha256-frNzmEvxx3ACP86dsWTtDDNTzQtT8TD0aT2gynVqLm0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/flax/default.nix b/pkgs/development/python-modules/flax/default.nix
index eb3082c7be829..85660368f6ee2 100644
--- a/pkgs/development/python-modules/flax/default.nix
+++ b/pkgs/development/python-modules/flax/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "google";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-Vv68BK83gTIKj0r9x+twdhqmRYziD0vxQCdHkYSeTak=";
+    hash = "sha256-Vv68BK83gTIKj0r9x+twdhqmRYziD0vxQCdHkYSeTak=";
   };
 
   buildInputs = [ jaxlib ];
diff --git a/pkgs/development/python-modules/fleep/default.nix b/pkgs/development/python-modules/fleep/default.nix
index 04b607325136e..ae8522955ce5d 100644
--- a/pkgs/development/python-modules/fleep/default.nix
+++ b/pkgs/development/python-modules/fleep/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "floyernick";
     repo = "fleep-py";
     rev = "994bc2c274482d80ab13d89d8f7343eb316d3e44";
-    sha256 = "sha256-TaU7njx98nxkhZawGMFqWj4g+yCtIX9aPWQHoamzfMY=";
+    hash = "sha256-TaU7njx98nxkhZawGMFqWj4g+yCtIX9aPWQHoamzfMY=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/flipr-api/default.nix b/pkgs/development/python-modules/flipr-api/default.nix
index 3e1f5be4d8ae8..abee5a66fac5e 100644
--- a/pkgs/development/python-modules/flipr-api/default.nix
+++ b/pkgs/development/python-modules/flipr-api/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "cnico";
     repo = pname;
     rev = version;
-    sha256 = "sha256-LcxLJQ2MAif4yC+/SvO7IEa1lNOV67FgJU1UWT4ope4=";
+    hash = "sha256-LcxLJQ2MAif4yC+/SvO7IEa1lNOV67FgJU1UWT4ope4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/flufl/bounce.nix b/pkgs/development/python-modules/flufl/bounce.nix
index 7687c0980c704..c4b98c649084e 100644
--- a/pkgs/development/python-modules/flufl/bounce.nix
+++ b/pkgs/development/python-modules/flufl/bounce.nix
@@ -9,6 +9,6 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JVBK65duwP5aGc1sQTo0EMtRT9zb3Kn5tdjTQ6hgODE=";
+    hash = "sha256-JVBK65duwP5aGc1sQTo0EMtRT9zb3Kn5tdjTQ6hgODE=";
   };
 }
diff --git a/pkgs/development/python-modules/flufl/i18n.nix b/pkgs/development/python-modules/flufl/i18n.nix
index 541abe453a0e9..57a33e233cf60 100644
--- a/pkgs/development/python-modules/flufl/i18n.nix
+++ b/pkgs/development/python-modules/flufl/i18n.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wKz6aggkJ9YBJ+o75XjC4Ddnn+Zi9hlYDnliwTc7DNs=";
+    hash = "sha256-wKz6aggkJ9YBJ+o75XjC4Ddnn+Zi9hlYDnliwTc7DNs=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/flufl/lock.nix b/pkgs/development/python-modules/flufl/lock.nix
index bd9fddf340dd5..1b4a575e760a5 100644
--- a/pkgs/development/python-modules/flufl/lock.nix
+++ b/pkgs/development/python-modules/flufl/lock.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rxQXKzW7xYaHvQa3DRaT/Y1Iy/D/3n5RphjBSK4kBC0=";
+    hash = "sha256-rxQXKzW7xYaHvQa3DRaT/Y1Iy/D/3n5RphjBSK4kBC0=";
   };
 
   nativeBuildInputs = [ pdm-pep517 ];
diff --git a/pkgs/development/python-modules/fontmake/default.nix b/pkgs/development/python-modules/fontmake/default.nix
index 1d9c08a81c127..1f684becb94ce 100644
--- a/pkgs/development/python-modules/fontmake/default.nix
+++ b/pkgs/development/python-modules/fontmake/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-njJArNq7nhdoq0Si3+RUDE+VJSwuUvk+e7WeuNaluK0=";
+    hash = "sha256-njJArNq7nhdoq0Si3+RUDE+VJSwuUvk+e7WeuNaluK0=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/fontmath/default.nix b/pkgs/development/python-modules/fontmath/default.nix
index 63659bd083019..bb5799cff1a91 100644
--- a/pkgs/development/python-modules/fontmath/default.nix
+++ b/pkgs/development/python-modules/fontmath/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-alOHy3/rEFlY2y9c7tyHhRPMNb83FeJiCQ8FV74MGxw=";
+    hash = "sha256-alOHy3/rEFlY2y9c7tyHhRPMNb83FeJiCQ8FV74MGxw=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/fontparts/default.nix b/pkgs/development/python-modules/fontparts/default.nix
index 2bf5db3483c09..e3113b8d1fb40 100644
--- a/pkgs/development/python-modules/fontparts/default.nix
+++ b/pkgs/development/python-modules/fontparts/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-He3BAIWxwDIM80ixmYjyAHlwDK9bBe/qS8P4+TVEkEg=";
+    hash = "sha256-He3BAIWxwDIM80ixmYjyAHlwDK9bBe/qS8P4+TVEkEg=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/fonttools/default.nix b/pkgs/development/python-modules/fonttools/default.nix
index 11db4867eb0ee..845ca18e4a62f 100644
--- a/pkgs/development/python-modules/fonttools/default.nix
+++ b/pkgs/development/python-modules/fonttools/default.nix
@@ -32,7 +32,7 @@ buildPythonPackage rec {
     owner  = pname;
     repo   = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-cdZI2kwR3zzS6eiiXGpeHIp+kgPCPEsTOSTV60pODTM=";
+    hash = "sha256-cdZI2kwR3zzS6eiiXGpeHIp+kgPCPEsTOSTV60pODTM=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/foolscap/default.nix b/pkgs/development/python-modules/foolscap/default.nix
index 771feb3215fed..05f3fba8021c1 100644
--- a/pkgs/development/python-modules/foolscap/default.nix
+++ b/pkgs/development/python-modules/foolscap/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6dGFU4YNk1joXXZi2c2L84JtUbTs1ICgXfv0/EU2P4Q=";
+    hash = "sha256-6dGFU4YNk1joXXZi2c2L84JtUbTs1ICgXfv0/EU2P4Q=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/forecast-solar/default.nix b/pkgs/development/python-modules/forecast-solar/default.nix
index 3485ab85c6cbc..a56eab06bbad4 100644
--- a/pkgs/development/python-modules/forecast-solar/default.nix
+++ b/pkgs/development/python-modules/forecast-solar/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "home-assistant-libs";
     repo = "forecast_solar";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-1xRbTOeBHzLmf0FJwsrg/4+Z2Fs7uwbQwS2Tm41mNRk=";
+    hash = "sha256-1xRbTOeBHzLmf0FJwsrg/4+Z2Fs7uwbQwS2Tm41mNRk=";
   };
 
   PACKAGE_VERSION = version;
diff --git a/pkgs/development/python-modules/formbox/default.nix b/pkgs/development/python-modules/formbox/default.nix
index d5b85d4e5bd10..387ee2bea4ed8 100644
--- a/pkgs/development/python-modules/formbox/default.nix
+++ b/pkgs/development/python-modules/formbox/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "~cnx";
     repo = pname;
     rev = version;
-    sha256 = "sha256-zOvXmSeBiwc0Z5mRMwMsHLU3A/iP7rpjXm0T0I2gUTk=";
+    hash = "sha256-zOvXmSeBiwc0Z5mRMwMsHLU3A/iP7rpjXm0T0I2gUTk=";
   };
 
   propagatedBuildInputs = [ bleach markdown ];
diff --git a/pkgs/development/python-modules/formulaic/default.nix b/pkgs/development/python-modules/formulaic/default.nix
index 1f7d875b917a8..457d2eab2c0b0 100644
--- a/pkgs/development/python-modules/formulaic/default.nix
+++ b/pkgs/development/python-modules/formulaic/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "matthewwardrop";
     repo = "formulaic";
     rev = "v${version}";
-    sha256 = "sha256-sIvHTuUS/nkcDjRgZCoEOY2negIOsarzH0PeXJsavWc=";
+    hash = "sha256-sIvHTuUS/nkcDjRgZCoEOY2negIOsarzH0PeXJsavWc=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/fpylll/default.nix b/pkgs/development/python-modules/fpylll/default.nix
index e1c22cd57885f..230f83a8e4b2a 100644
--- a/pkgs/development/python-modules/fpylll/default.nix
+++ b/pkgs/development/python-modules/fpylll/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "fplll";
     repo = "fpylll";
     rev = version;
-    sha256 = "sha256-T6l6hKzRDevlLyLu5H+bnEdl0OhsPer1coCDiftbPAk=";
+    hash = "sha256-T6l6hKzRDevlLyLu5H+bnEdl0OhsPer1coCDiftbPAk=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/fqdn/default.nix b/pkgs/development/python-modules/fqdn/default.nix
index def6532348a66..2b7182569b299 100644
--- a/pkgs/development/python-modules/fqdn/default.nix
+++ b/pkgs/development/python-modules/fqdn/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "ypcrts";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-T0CdWWr8p3JVhp3nol5hyxsrD3951JE2EDpFt+m+3bE=";
+    hash = "sha256-T0CdWWr8p3JVhp3nol5hyxsrD3951JE2EDpFt+m+3bE=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/frigidaire/default.nix b/pkgs/development/python-modules/frigidaire/default.nix
index 61082cb40904b..92ce118638c7e 100644
--- a/pkgs/development/python-modules/frigidaire/default.nix
+++ b/pkgs/development/python-modules/frigidaire/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "bm1549";
     repo = pname;
     rev = version;
-    sha256 = "sha256-U2ixBtigY15RzMNIeUK71uNOndUepK2kE/CTFwl855w=";
+    hash = "sha256-U2ixBtigY15RzMNIeUK71uNOndUepK2kE/CTFwl855w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/fritzprofiles/default.nix b/pkgs/development/python-modules/fritzprofiles/default.nix
index b998f9949807c..fe0cfb6727dcb 100644
--- a/pkgs/development/python-modules/fritzprofiles/default.nix
+++ b/pkgs/development/python-modules/fritzprofiles/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VoKgLJWF9x8dW8A6CNwLtK+AmehtgZP41nUGQO819es=";
+    hash = "sha256-VoKgLJWF9x8dW8A6CNwLtK+AmehtgZP41nUGQO819es=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/fs/default.nix b/pkgs/development/python-modules/fs/default.nix
index e27216d551bbc..d8232eb2bffed 100644
--- a/pkgs/development/python-modules/fs/default.nix
+++ b/pkgs/development/python-modules/fs/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rpfH1RIT9LcLapWCklMCiQkN46fhWEHhCPvhRPBp0xM=";
+    hash = "sha256-rpfH1RIT9LcLapWCklMCiQkN46fhWEHhCPvhRPBp0xM=";
   };
 
   buildInputs = [ glibcLocales ];
diff --git a/pkgs/development/python-modules/ftfy/default.nix b/pkgs/development/python-modules/ftfy/default.nix
index d7e6c75656f97..058eca5600512 100644
--- a/pkgs/development/python-modules/ftfy/default.nix
+++ b/pkgs/development/python-modules/ftfy/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v8IBn4T82FFBkVIyCmN1YEoPFFnCgbWxmbLNDS5yf48=";
+    hash = "sha256-v8IBn4T82FFBkVIyCmN1YEoPFFnCgbWxmbLNDS5yf48=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/funcparserlib/default.nix b/pkgs/development/python-modules/funcparserlib/default.nix
index ae2ad068e4f09..fd2345fea0edc 100644
--- a/pkgs/development/python-modules/funcparserlib/default.nix
+++ b/pkgs/development/python-modules/funcparserlib/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "vlasovskikh";
     repo = pname;
     rev = version;
-    sha256 = "sha256-moWaOzyF/yhDQCLEp7bc0j8wNv7FM7cvvpCwon3j+gI=";
+    hash = "sha256-moWaOzyF/yhDQCLEp7bc0j8wNv7FM7cvvpCwon3j+gI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/funcy/default.nix b/pkgs/development/python-modules/funcy/default.nix
index 5abacb6a79d94..74c8b8ff4d67b 100644
--- a/pkgs/development/python-modules/funcy/default.nix
+++ b/pkgs/development/python-modules/funcy/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FUSNGajrzHpYWv56OEoZGG0L1ny/VvtCzR/Q92MT+bI=";
+    hash = "sha256-FUSNGajrzHpYWv56OEoZGG0L1ny/VvtCzR/Q92MT+bI=";
   };
 
   # No tests
diff --git a/pkgs/development/python-modules/fuse-python/default.nix b/pkgs/development/python-modules/fuse-python/default.nix
index 22fbcce40e5a3..4003b54af6084 100644
--- a/pkgs/development/python-modules/fuse-python/default.nix
+++ b/pkgs/development/python-modules/fuse-python/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dOX/szaCu6mlrypaBI9Ht+e0ZOv4QpG/WiWL+60Do6o=";
+    hash = "sha256-dOX/szaCu6mlrypaBI9Ht+e0ZOv4QpG/WiWL+60Do6o=";
   };
 
   buildInputs = [ fuse ];
diff --git a/pkgs/development/python-modules/fvs/default.nix b/pkgs/development/python-modules/fvs/default.nix
index c60f3a1255afa..6183c18b50315 100644
--- a/pkgs/development/python-modules/fvs/default.nix
+++ b/pkgs/development/python-modules/fvs/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     inherit version;
     pname = "FVS";
     extension = "tar.gz";
-    sha256 = "sha256-yYd0HzdwbqB9kexJjBRRYmdsoWtZtcjCNRz0ZJVM5CI=";
+    hash = "sha256-yYd0HzdwbqB9kexJjBRRYmdsoWtZtcjCNRz0ZJVM5CI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/fx2/default.nix b/pkgs/development/python-modules/fx2/default.nix
index e826794435626..30849134cb569 100644
--- a/pkgs/development/python-modules/fx2/default.nix
+++ b/pkgs/development/python-modules/fx2/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "whitequark";
     repo = "libfx2";
     rev = "v${version}";
-    sha256 = "sha256-Uk+K7ym92JX4fC3PyTNxd0UvBzoNZmtbscBYjSWChuk=";
+    hash = "sha256-Uk+K7ym92JX4fC3PyTNxd0UvBzoNZmtbscBYjSWChuk=";
   };
 
   nativeBuildInputs = [ sdcc ];
diff --git a/pkgs/development/python-modules/galois/default.nix b/pkgs/development/python-modules/galois/default.nix
index a115787f4b128..1e3b5e0fd9154 100644
--- a/pkgs/development/python-modules/galois/default.nix
+++ b/pkgs/development/python-modules/galois/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "mhostetter";
     repo = "galois";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-nlNy4+GwStyuCD8f47w07NhNmepxBRtu6PXiL31vzwA=";
+    hash = "sha256-nlNy4+GwStyuCD8f47w07NhNmepxBRtu6PXiL31vzwA=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/gast/default.nix b/pkgs/development/python-modules/gast/default.nix
index 69e757df9d1f1..32e4df0ae1976 100644
--- a/pkgs/development/python-modules/gast/default.nix
+++ b/pkgs/development/python-modules/gast/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "serge-sans-paille";
     repo = pname;
     rev = version;
-    sha256 = "sha256-0y2bHT7YEfTvDxTm6yLl3GmnPUYEieoGEnwkzfA6mOg=";
+    hash = "sha256-0y2bHT7YEfTvDxTm6yLl3GmnPUYEieoGEnwkzfA6mOg=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/gb-io/default.nix b/pkgs/development/python-modules/gb-io/default.nix
index e1fa9a5734832..bd5dd2cab1f2a 100644
--- a/pkgs/development/python-modules/gb-io/default.nix
+++ b/pkgs/development/python-modules/gb-io/default.nix
@@ -15,13 +15,13 @@ buildPythonPackage rec {
     owner = "althonos";
     repo = "gb-io.py";
     rev = "v${version}";
-    sha256 = "sha256-1B7BUJ8H+pTtmDtazfPfYtlXzL/x4rAHtRIFAAsSoWs=";
+    hash = "sha256-1B7BUJ8H+pTtmDtazfPfYtlXzL/x4rAHtRIFAAsSoWs=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src sourceRoot;
     name = "${pname}-${version}";
-    sha256 = "sha256-lPnOFbEJgcaPPl9bTngugubhW//AUFp9RAjyiFHxC70=";
+    hash = "sha256-lPnOFbEJgcaPPl9bTngugubhW//AUFp9RAjyiFHxC70=";
   };
 
   sourceRoot = "source";
diff --git a/pkgs/development/python-modules/gbulb/default.nix b/pkgs/development/python-modules/gbulb/default.nix
index f2a772d1ad669..2aa73d10db464 100644
--- a/pkgs/development/python-modules/gbulb/default.nix
+++ b/pkgs/development/python-modules/gbulb/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "beeware";
     repo = "gbulb";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-AdZSvxix0cpoFQSrslGl+hB/s6Nh0EsWMQmXZAJVJOg=";
+    hash = "sha256-AdZSvxix0cpoFQSrslGl+hB/s6Nh0EsWMQmXZAJVJOg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/gcs-oauth2-boto-plugin/default.nix b/pkgs/development/python-modules/gcs-oauth2-boto-plugin/default.nix
index b3a38afafd077..cb298fa2bab13 100644
--- a/pkgs/development/python-modules/gcs-oauth2-boto-plugin/default.nix
+++ b/pkgs/development/python-modules/gcs-oauth2-boto-plugin/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "GoogleCloudPlatform";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-slTxh2j9VhLiSyiTmJIFFakzpzH/+mgilDRxx0VqqKQ=";
+    hash = "sha256-slTxh2j9VhLiSyiTmJIFFakzpzH/+mgilDRxx0VqqKQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/gekitchen/default.nix b/pkgs/development/python-modules/gekitchen/default.nix
index 4c9e1d7b96740..a06dada36dc77 100644
--- a/pkgs/development/python-modules/gekitchen/default.nix
+++ b/pkgs/development/python-modules/gekitchen/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "ajmarks";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-eKGundh7j9LqFd71bx86rNBVu2iAcgLN25JfFa39+VA=";
+    hash = "sha256-eKGundh7j9LqFd71bx86rNBVu2iAcgLN25JfFa39+VA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/generic/default.nix b/pkgs/development/python-modules/generic/default.nix
index 26ced17565a98..5c4e01a749e84 100644
--- a/pkgs/development/python-modules/generic/default.nix
+++ b/pkgs/development/python-modules/generic/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UHz2v6K5lNYb7cxBViTfPkpu2M8LItApGoSg3Bb2bqI=";
+    hash = "sha256-UHz2v6K5lNYb7cxBViTfPkpu2M8LItApGoSg3Bb2bqI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/genpy/default.nix b/pkgs/development/python-modules/genpy/default.nix
index 5b7600efe8354..3de2bad0f4ad7 100644
--- a/pkgs/development/python-modules/genpy/default.nix
+++ b/pkgs/development/python-modules/genpy/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FGZbQlUgbJjnuiDaKS/vVlraMVmFF1cAQk7S3aPWXx4=";
+    hash = "sha256-FGZbQlUgbJjnuiDaKS/vVlraMVmFF1cAQk7S3aPWXx4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/genshi/default.nix b/pkgs/development/python-modules/genshi/default.nix
index 6dd458fefb4f1..090807f2495a9 100644
--- a/pkgs/development/python-modules/genshi/default.nix
+++ b/pkgs/development/python-modules/genshi/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wQBSCGLNaQhdEO4ah+kSief1n2s9m9Yiv1iygE5rmqs=";
+    hash = "sha256-wQBSCGLNaQhdEO4ah+kSief1n2s9m9Yiv1iygE5rmqs=";
   };
 
   # FAIL: test_sanitize_remove_script_elem (genshi.filters.tests.html.HTMLSanitizerTestCase)
diff --git a/pkgs/development/python-modules/geocachingapi/default.nix b/pkgs/development/python-modules/geocachingapi/default.nix
index df537283efcef..61e2a1f7a80ab 100644
--- a/pkgs/development/python-modules/geocachingapi/default.nix
+++ b/pkgs/development/python-modules/geocachingapi/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "Sholofly";
     repo = "geocachingapi-python";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-C4nj4KFEwsY5V5f0Q1x+9sD8Ihz5m7b3jg2pOyB/pDg=";
+    hash = "sha256-C4nj4KFEwsY5V5f0Q1x+9sD8Ihz5m7b3jg2pOyB/pDg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/geographiclib/default.nix b/pkgs/development/python-modules/geographiclib/default.nix
index 281e1bb620da3..fcdf7a015e7a9 100644
--- a/pkgs/development/python-modules/geographiclib/default.nix
+++ b/pkgs/development/python-modules/geographiclib/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9/Qchdw+HC09k17IZmDcOyyEjIPhf5qeUbqdUUahWFk=";
+    hash = "sha256-9/Qchdw+HC09k17IZmDcOyyEjIPhf5qeUbqdUUahWFk=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/geopy/default.nix b/pkgs/development/python-modules/geopy/default.nix
index 4094bacb82325..ca50920b188e0 100644
--- a/pkgs/development/python-modules/geopy/default.nix
+++ b/pkgs/development/python-modules/geopy/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-bHfjUfuiEH3AxRDTLmbm67bKOw6fBuMQDUQA2NLg800=";
+    hash = "sha256-bHfjUfuiEH3AxRDTLmbm67bKOw6fBuMQDUQA2NLg800=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/georss-client/default.nix b/pkgs/development/python-modules/georss-client/default.nix
index 97acd538d096c..d6529cbf9fec3 100644
--- a/pkgs/development/python-modules/georss-client/default.nix
+++ b/pkgs/development/python-modules/georss-client/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "exxamalte";
     repo = "python-georss-client";
     rev = "v${version}";
-    sha256 = "sha256-D1ggfEDU+vlFmi1USwdHj1due0PrCQCpKF4zaarHCFs=";
+    hash = "sha256-D1ggfEDU+vlFmi1USwdHj1due0PrCQCpKF4zaarHCFs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/georss-generic-client/default.nix b/pkgs/development/python-modules/georss-generic-client/default.nix
index d346a2afdc890..7e3cb77588937 100644
--- a/pkgs/development/python-modules/georss-generic-client/default.nix
+++ b/pkgs/development/python-modules/georss-generic-client/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "exxamalte";
     repo = "python-georss-generic-client";
     rev = "v${version}";
-    sha256 = "sha256-58NpACrJK29NUnx3RrsLFPPo+6A/JlIlkrv8N9juMu0=";
+    hash = "sha256-58NpACrJK29NUnx3RrsLFPPo+6A/JlIlkrv8N9juMu0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/georss-ingv-centro-nazionale-terremoti-client/default.nix b/pkgs/development/python-modules/georss-ingv-centro-nazionale-terremoti-client/default.nix
index db9d23c690ec2..273b67acfb7cf 100644
--- a/pkgs/development/python-modules/georss-ingv-centro-nazionale-terremoti-client/default.nix
+++ b/pkgs/development/python-modules/georss-ingv-centro-nazionale-terremoti-client/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "exxamalte";
     repo = "python-georss-ingv-centro-nazionale-terremoti-client";
     rev = "v${version}";
-    sha256 = "sha256-zqjo70NzpUt5zNEar0P1sl/gMb+ZcS+7GX7QGuFjMYY=";
+    hash = "sha256-zqjo70NzpUt5zNEar0P1sl/gMb+ZcS+7GX7QGuFjMYY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ghapi/default.nix b/pkgs/development/python-modules/ghapi/default.nix
index bed070512e44d..c613809b347d1 100644
--- a/pkgs/development/python-modules/ghapi/default.nix
+++ b/pkgs/development/python-modules/ghapi/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "fastai";
     repo = "ghapi";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-nH3OciLhet4620WAEmm8mUAmlnpniyIsF2oIzqbZ7FI=";
+    hash = "sha256-nH3OciLhet4620WAEmm8mUAmlnpniyIsF2oIzqbZ7FI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/gidgethub/default.nix b/pkgs/development/python-modules/gidgethub/default.nix
index 50b8a0e7095f7..f0d7e35179dfe 100644
--- a/pkgs/development/python-modules/gidgethub/default.nix
+++ b/pkgs/development/python-modules/gidgethub/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pTP4WleVUmFDPCUHAUdjBMw3QDfAq2aw5TcrSEZ0nVw=";
+    hash = "sha256-pTP4WleVUmFDPCUHAUdjBMw3QDfAq2aw5TcrSEZ0nVw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/git-filter-repo/default.nix b/pkgs/development/python-modules/git-filter-repo/default.nix
index ba666c5abecde..b8f8097d3906c 100644
--- a/pkgs/development/python-modules/git-filter-repo/default.nix
+++ b/pkgs/development/python-modules/git-filter-repo/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/hdT4Y8L1tPJtXhoyAEa59BWpuurcGcGOWoV71MScl4=";
+    hash = "sha256-/hdT4Y8L1tPJtXhoyAEa59BWpuurcGcGOWoV71MScl4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/git-revise/default.nix b/pkgs/development/python-modules/git-revise/default.nix
index 4f5efc2719306..726805edbaf11 100644
--- a/pkgs/development/python-modules/git-revise/default.nix
+++ b/pkgs/development/python-modules/git-revise/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "mystor";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-xV1Z9O5FO4Q/XEpNwnX31tbv8CrXY+wF1Ltpfq+ITRg=";
+    hash = "sha256-xV1Z9O5FO4Q/XEpNwnX31tbv8CrXY+wF1Ltpfq+ITRg=";
   };
 
   disabled = pythonOlder "3.8";
diff --git a/pkgs/development/python-modules/gitdb/default.nix b/pkgs/development/python-modules/gitdb/default.nix
index 3528bb2bcab60..d2d79697d10b3 100644
--- a/pkgs/development/python-modules/gitdb/default.nix
+++ b/pkgs/development/python-modules/gitdb/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-brmQtp304VutiZ6oaNxGVyw/dTOXNWY7gd55sG8X65o=";
+    hash = "sha256-brmQtp304VutiZ6oaNxGVyw/dTOXNWY7gd55sG8X65o=";
   };
 
   propagatedBuildInputs = [ smmap ];
diff --git a/pkgs/development/python-modules/github-to-sqlite/default.nix b/pkgs/development/python-modules/github-to-sqlite/default.nix
index 2d02a2a732415..ed262841773e2 100644
--- a/pkgs/development/python-modules/github-to-sqlite/default.nix
+++ b/pkgs/development/python-modules/github-to-sqlite/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "dogsheep";
     repo = pname;
     rev = version;
-    sha256 = "sha256-4wkwtcChcR7XH421wa3dGdIPhwgeaTFk247zIRX98xo=";
+    hash = "sha256-4wkwtcChcR7XH421wa3dGdIPhwgeaTFk247zIRX98xo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/github3_py/default.nix b/pkgs/development/python-modules/github3_py/default.nix
index ba83ca18478c3..e92af9380844c 100644
--- a/pkgs/development/python-modules/github3_py/default.nix
+++ b/pkgs/development/python-modules/github3_py/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Cbcr4Ul9NGsJaM3oNgoNavedwgbQFJpjzT7IbGXDd8w=";
+    hash = "sha256-Cbcr4Ul9NGsJaM3oNgoNavedwgbQFJpjzT7IbGXDd8w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/glad/default.nix b/pkgs/development/python-modules/glad/default.nix
index 5307a2e46124d..ba738b3572124 100644
--- a/pkgs/development/python-modules/glad/default.nix
+++ b/pkgs/development/python-modules/glad/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-P7ANv+x65t2+ugTiFUf2fzzPx5X8NFYkUM8/K7Gf28c=";
+    hash = "sha256-P7ANv+x65t2+ugTiFUf2fzzPx5X8NFYkUM8/K7Gf28c=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/glances-api/default.nix b/pkgs/development/python-modules/glances-api/default.nix
index 9aab37ade7a9f..bc9b3895c1c40 100644
--- a/pkgs/development/python-modules/glances-api/default.nix
+++ b/pkgs/development/python-modules/glances-api/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "home-assistant-ecosystem";
     repo = "python-glances-api";
     rev = version;
-    sha256 = "sha256-IBEy19iouYAHIZwc/bnMgmHLrbfZjLni0Ne4o0I6FNg=";
+    hash = "sha256-IBEy19iouYAHIZwc/bnMgmHLrbfZjLni0Ne4o0I6FNg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/glcontext/default.nix b/pkgs/development/python-modules/glcontext/default.nix
index c080b4950410a..20b372e55a096 100644
--- a/pkgs/development/python-modules/glcontext/default.nix
+++ b/pkgs/development/python-modules/glcontext/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "moderngl";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-U/oP9nx7iTK6EYbUl90UD7fTOo5oDlh9ULPNjRibsXE=";
+    hash = "sha256-U/oP9nx7iTK6EYbUl90UD7fTOo5oDlh9ULPNjRibsXE=";
   };
 
   disabled = !isPy3k;
diff --git a/pkgs/development/python-modules/glfw/default.nix b/pkgs/development/python-modules/glfw/default.nix
index f90a24f090fbe..c695169deb42d 100644
--- a/pkgs/development/python-modules/glfw/default.nix
+++ b/pkgs/development/python-modules/glfw/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "FlorianRhiem";
     repo = "pyGLFW";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-zusVOhZfJyUpftvrUSLZJl7mG5AEGMLGXMOojFnEsH0=";
+    hash = "sha256-zusVOhZfJyUpftvrUSLZJl7mG5AEGMLGXMOojFnEsH0=";
   };
 
   # Patch path to GLFW shared object
diff --git a/pkgs/development/python-modules/glyphslib/default.nix b/pkgs/development/python-modules/glyphslib/default.nix
index 8b6e68de4bb70..445b18dc61b9a 100644
--- a/pkgs/development/python-modules/glyphslib/default.nix
+++ b/pkgs/development/python-modules/glyphslib/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "googlefonts";
     repo = "glyphsLib";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-TulMOubqY1hI1No0yW4d9Wo5xjqBm0qXqmo17+Fvq0w=";
+    hash = "sha256-TulMOubqY1hI1No0yW4d9Wo5xjqBm0qXqmo17+Fvq0w=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/gmpy2/default.nix b/pkgs/development/python-modules/gmpy2/default.nix
index 27f6d8538d8b7..6f5d7be0021df 100644
--- a/pkgs/development/python-modules/gmpy2/default.nix
+++ b/pkgs/development/python-modules/gmpy2/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage {
     owner = "aleaxit";
     repo = "gmpy";
     rev = "gmpy2-${version}";
-    sha256 = "sha256-ARCttNzRA+Ji2j2NYaSCDXgvoEg01T9BnYadyqON2o0=";
+    hash = "sha256-ARCttNzRA+Ji2j2NYaSCDXgvoEg01T9BnYadyqON2o0=";
   };
 
   buildInputs = [ gmp mpfr libmpc ];
diff --git a/pkgs/development/python-modules/gnureadline/default.nix b/pkgs/development/python-modules/gnureadline/default.nix
index 6a3b4cb4647ad..e2d853c32bf6e 100644
--- a/pkgs/development/python-modules/gnureadline/default.nix
+++ b/pkgs/development/python-modules/gnureadline/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QmKmqjVqsi72QvQ6f5TrQqctbwxTLttOjGuTP1cwVtI=";
+    hash = "sha256-QmKmqjVqsi72QvQ6f5TrQqctbwxTLttOjGuTP1cwVtI=";
   };
 
   buildInputs = [ pkgs.ncurses ];
diff --git a/pkgs/development/python-modules/goalzero/default.nix b/pkgs/development/python-modules/goalzero/default.nix
index d21b6335a7ff9..1f007c032ebaf 100644
--- a/pkgs/development/python-modules/goalzero/default.nix
+++ b/pkgs/development/python-modules/goalzero/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-PveHE317p5fGSxgx7LQkpRYF55HwdzpZFY8/F8s3CBQ=";
+    hash = "sha256-PveHE317p5fGSxgx7LQkpRYF55HwdzpZFY8/F8s3CBQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/goobook/default.nix b/pkgs/development/python-modules/goobook/default.nix
index 4b24bc41d8637..16125400c94b4 100644
--- a/pkgs/development/python-modules/goobook/default.nix
+++ b/pkgs/development/python-modules/goobook/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "goobook";
     repo = "goobook";
     rev = version;
-    sha256 = "sha256-gWmeRlte+lP7VP9gbPuMHwhVkx91wQ0GpQFQRLJ29h8=";
+    hash = "sha256-gWmeRlte+lP7VP9gbPuMHwhVkx91wQ0GpQFQRLJ29h8=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/goodwe/default.nix b/pkgs/development/python-modules/goodwe/default.nix
index b459d44bb5794..beabb6f3fa75b 100644
--- a/pkgs/development/python-modules/goodwe/default.nix
+++ b/pkgs/development/python-modules/goodwe/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "marcelblijleven";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-J7hmtFEvJ2ivVi5UsahcpWen/gw65bf3rhBEpiOKsWk=";
+    hash = "sha256-J7hmtFEvJ2ivVi5UsahcpWen/gw65bf3rhBEpiOKsWk=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/google-api-python-client/default.nix b/pkgs/development/python-modules/google-api-python-client/default.nix
index 5fb2c84122bdc..87cf03b79b4c7 100644
--- a/pkgs/development/python-modules/google-api-python-client/default.nix
+++ b/pkgs/development/python-modules/google-api-python-client/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-V3wK6uHrPHVOrLkSLTadZ2Cf73WbxqT6Fsr+q08wAZs=";
+    hash = "sha256-V3wK6uHrPHVOrLkSLTadZ2Cf73WbxqT6Fsr+q08wAZs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/google-auth-oauthlib/default.nix b/pkgs/development/python-modules/google-auth-oauthlib/default.nix
index 7ac6f7c0edbe9..134fb80d41a9d 100644
--- a/pkgs/development/python-modules/google-auth-oauthlib/default.nix
+++ b/pkgs/development/python-modules/google-auth-oauthlib/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-43UGSWSCC0ciGn4bfuH9dwUbYyPD+ePhl4X3irZ+z8U=";
+    hash = "sha256-43UGSWSCC0ciGn4bfuH9dwUbYyPD+ePhl4X3irZ+z8U=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/google-auth/default.nix b/pkgs/development/python-modules/google-auth/default.nix
index cd88efd1ef6f2..c872551dd5ae5 100644
--- a/pkgs/development/python-modules/google-auth/default.nix
+++ b/pkgs/development/python-modules/google-auth/default.nix
@@ -35,7 +35,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-X9FwmGvOa/17tchFxLg2LtseDLqQHgYhlug/i7XV0yw=";
+    hash = "sha256-X9FwmGvOa/17tchFxLg2LtseDLqQHgYhlug/i7XV0yw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/google-cloud-testutils/default.nix b/pkgs/development/python-modules/google-cloud-testutils/default.nix
index 10a2826c5daa4..390abd0a58ed9 100644
--- a/pkgs/development/python-modules/google-cloud-testutils/default.nix
+++ b/pkgs/development/python-modules/google-cloud-testutils/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bRjvNNmvsBy0sR4C0DoC/n7A9ez6AfXUJrXZiHKkz0g=";
+    hash = "sha256-bRjvNNmvsBy0sR4C0DoC/n7A9ez6AfXUJrXZiHKkz0g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/google-crc32c/default.nix b/pkgs/development/python-modules/google-crc32c/default.nix
index d02dd0dda416a..da7f93da9023d 100644
--- a/pkgs/development/python-modules/google-crc32c/default.nix
+++ b/pkgs/development/python-modules/google-crc32c/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "googleapis";
     repo = "python-crc32c";
     rev = "v${version}";
-    sha256 = "sha256-Tx7UBIwKzSBbpuqdqGiXTbmBE+1MDRknVe3Zee0UHKQ=";
+    hash = "sha256-Tx7UBIwKzSBbpuqdqGiXTbmBE+1MDRknVe3Zee0UHKQ=";
   };
 
   buildInputs = [ crc32c ];
diff --git a/pkgs/development/python-modules/google-i18n-address/default.nix b/pkgs/development/python-modules/google-i18n-address/default.nix
index 600703130e61c..5d26ba2de3a05 100644
--- a/pkgs/development/python-modules/google-i18n-address/default.nix
+++ b/pkgs/development/python-modules/google-i18n-address/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "mirumee";
     repo = "google-i18n-address";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-7t5sNpEVajdwcW8+xTNZQKZVgxhUzfbVbEVgn7JJ2MY=";
+    hash = "sha256-7t5sNpEVajdwcW8+xTNZQKZVgxhUzfbVbEVgn7JJ2MY=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/googleapis-common-protos/default.nix b/pkgs/development/python-modules/googleapis-common-protos/default.nix
index 5fdbca2d9a78c..3b08b4619ce46 100644
--- a/pkgs/development/python-modules/googleapis-common-protos/default.nix
+++ b/pkgs/development/python-modules/googleapis-common-protos/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xyclHsAllH1UUYS6F+NXiED8OiSgUWoCBHntq2YEV98=";
+    hash = "sha256-xyclHsAllH1UUYS6F+NXiED8OiSgUWoCBHntq2YEV98=";
   };
 
   propagatedBuildInputs = [ grpc protobuf ];
diff --git a/pkgs/development/python-modules/goveelights/default.nix b/pkgs/development/python-modules/goveelights/default.nix
index 484321cd7cf7a..254ae57d32f62 100644
--- a/pkgs/development/python-modules/goveelights/default.nix
+++ b/pkgs/development/python-modules/goveelights/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-A7tfY+aFzhfruCZ43usj1/CsTejbPMzHM8SYrY/TU1s=";
+    hash = "sha256-A7tfY+aFzhfruCZ43usj1/CsTejbPMzHM8SYrY/TU1s=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/gphoto2/default.nix b/pkgs/development/python-modules/gphoto2/default.nix
index fa161a4b5025f..bea5b01ab1526 100644
--- a/pkgs/development/python-modules/gphoto2/default.nix
+++ b/pkgs/development/python-modules/gphoto2/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mEbF/fOtw0cU/bx7DgQcmmJ/yqal8Hs/1KaLGC3e4/c=";
+    hash = "sha256-mEbF/fOtw0cU/bx7DgQcmmJ/yqal8Hs/1KaLGC3e4/c=";
   };
 
   nativeBuildInputs = [ pkg-config ];
diff --git a/pkgs/development/python-modules/gpsoauth/default.nix b/pkgs/development/python-modules/gpsoauth/default.nix
index fd8236fe07366..3a1707a4676fc 100644
--- a/pkgs/development/python-modules/gpsoauth/default.nix
+++ b/pkgs/development/python-modules/gpsoauth/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-68rnLrMlp/BsvqlbnV5kvsJTcDEtsV6OLkbE1U5ynno=";
+    hash = "sha256-68rnLrMlp/BsvqlbnV5kvsJTcDEtsV6OLkbE1U5ynno=";
   };
 
   propagatedBuildInputs = [ pycryptodomex requests ];
diff --git a/pkgs/development/python-modules/gpt-2-simple/default.nix b/pkgs/development/python-modules/gpt-2-simple/default.nix
index 68f8cba8dc472..f627ead49d0a5 100644
--- a/pkgs/development/python-modules/gpt-2-simple/default.nix
+++ b/pkgs/development/python-modules/gpt-2-simple/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "minimaxir";
     repo = "gpt-2-simple";
     rev = "v${version}";
-    sha256 = "sha256-WwD4sDcc28zXEOISJsq8e+rgaNrrgIy79Wa4J3E7Ovc=";
+    hash = "sha256-WwD4sDcc28zXEOISJsq8e+rgaNrrgIy79Wa4J3E7Ovc=";
   };
 
   propagatedBuildInputs = [ regex requests tqdm numpy toposort tensorflow ];
diff --git a/pkgs/development/python-modules/gpustat/default.nix b/pkgs/development/python-modules/gpustat/default.nix
index f7df51d6166ea..1acb6cf0061a8 100644
--- a/pkgs/development/python-modules/gpustat/default.nix
+++ b/pkgs/development/python-modules/gpustat/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WB6P+FjDLJWjIruPA/HZ3D0Xe07LM93L7Sw3PGf04/E=";
+    hash = "sha256-WB6P+FjDLJWjIruPA/HZ3D0Xe07LM93L7Sw3PGf04/E=";
   };
 
   nativeBuildInputs = [ pythonRelaxDepsHook ];
diff --git a/pkgs/development/python-modules/gpxpy/default.nix b/pkgs/development/python-modules/gpxpy/default.nix
index 86e4a87a86812..96c969c520bf2 100644
--- a/pkgs/development/python-modules/gpxpy/default.nix
+++ b/pkgs/development/python-modules/gpxpy/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "tkrajina";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-Fkl2dte1WkPi2hBOdT23BMfNflR0j4GeNH86d46WNQk=";
+    hash = "sha256-Fkl2dte1WkPi2hBOdT23BMfNflR0j4GeNH86d46WNQk=";
   };
 
   propagatedBuildInputs = [ lxml ];
diff --git a/pkgs/development/python-modules/graphite-web/default.nix b/pkgs/development/python-modules/graphite-web/default.nix
index 221b1cfbfae15..f20e251fadd81 100644
--- a/pkgs/development/python-modules/graphite-web/default.nix
+++ b/pkgs/development/python-modules/graphite-web/default.nix
@@ -37,12 +37,12 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "CVE-2022-4730.CVE-2022-4729.CVE-2022-4728.part-1.patch";
       url = "https://github.com/graphite-project/graphite-web/commit/9c626006eea36a9fd785e8f811359aebc9774970.patch";
-      sha256 = "sha256-JMmdhLqsaRhUG2FsH+yPNl+cR7O2YLfKFliL2GU0aAk=";
+      hash = "sha256-JMmdhLqsaRhUG2FsH+yPNl+cR7O2YLfKFliL2GU0aAk=";
     })
     (fetchpatch {
       name = "CVE-2022-4730.CVE-2022-4729.CVE-2022-4728.part-2.patch";
       url = "https://github.com/graphite-project/graphite-web/commit/2f178f490e10efc03cd1d27c72f64ecab224eb23.patch";
-      sha256 = "sha256-NL7K5uekf3NlLa58aFFRPJT9ktjqBeNlWC4Htd0fRQ0=";
+      hash = "sha256-NL7K5uekf3NlLa58aFFRPJT9ktjqBeNlWC4Htd0fRQ0=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/graspologic/default.nix b/pkgs/development/python-modules/graspologic/default.nix
index 7c9eb5ae4bc9c..5ea1e5c55eb9b 100644
--- a/pkgs/development/python-modules/graspologic/default.nix
+++ b/pkgs/development/python-modules/graspologic/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "microsoft";
     repo = "graspologic";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-EmbCA4JpY2OIwXrRWjBxA4iNm0ddQODjoGmHIYgvAWs=";
+    hash = "sha256-EmbCA4JpY2OIwXrRWjBxA4iNm0ddQODjoGmHIYgvAWs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/green/default.nix b/pkgs/development/python-modules/green/default.nix
index b1bc8a007b72f..56f6bfae2a427 100644
--- a/pkgs/development/python-modules/green/default.nix
+++ b/pkgs/development/python-modules/green/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-iGXQt3tcsThR3WAaWK0sgry1LafKEG8FOMV4fxJzaKY=";
+    hash = "sha256-iGXQt3tcsThR3WAaWK0sgry1LafKEG8FOMV4fxJzaKY=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/gremlinpython/default.nix b/pkgs/development/python-modules/gremlinpython/default.nix
index efa1021323d87..65da72dee7bb6 100644
--- a/pkgs/development/python-modules/gremlinpython/default.nix
+++ b/pkgs/development/python-modules/gremlinpython/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "apache";
     repo = "tinkerpop";
     rev = version;
-    sha256 = "sha256-FMA9hJdq7gYkDtQO04Bwpjq2Q7nXGuN9wrBD4b9GgwY=";
+    hash = "sha256-FMA9hJdq7gYkDtQO04Bwpjq2Q7nXGuN9wrBD4b9GgwY=";
   };
 
   sourceRoot = "source/gremlin-python/src/main/python";
diff --git a/pkgs/development/python-modules/grip/default.nix b/pkgs/development/python-modules/grip/default.nix
index fd22e420fdbd8..ef1ad0512c951 100644
--- a/pkgs/development/python-modules/grip/default.nix
+++ b/pkgs/development/python-modules/grip/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "joeyespo";
     repo = "grip";
     rev = "v${version}";
-    sha256 = "sha256-CHL2dy0H/i0pLo653F7aUHFvZHTeZA6jC/rwn1KrEW4=";
+    hash = "sha256-CHL2dy0H/i0pLo653F7aUHFvZHTeZA6jC/rwn1KrEW4=";
   };
 
   nativeCheckInputs = [ pytest responses ];
diff --git a/pkgs/development/python-modules/grpc-google-iam-v1/default.nix b/pkgs/development/python-modules/grpc-google-iam-v1/default.nix
index 16aa7ba320127..303d67c58eced 100644
--- a/pkgs/development/python-modules/grpc-google-iam-v1/default.nix
+++ b/pkgs/development/python-modules/grpc-google-iam-v1/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-K8S4/fIhFaZddRyTFzKTImAsObfIaiicm3LSKNlg718=";
+    hash = "sha256-K8S4/fIhFaZddRyTFzKTImAsObfIaiicm3LSKNlg718=";
   };
 
   propagatedBuildInputs = [ grpcio googleapis-common-protos ];
diff --git a/pkgs/development/python-modules/grpcio-status/default.nix b/pkgs/development/python-modules/grpcio-status/default.nix
index a072fd62890b3..4eb45eca6ccd7 100644
--- a/pkgs/development/python-modules/grpcio-status/default.nix
+++ b/pkgs/development/python-modules/grpcio-status/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YCo4CNSFobaeEdFQoHXj6Sf2R/Oos4fuPD8BYzRFsvw=";
+    hash = "sha256-YCo4CNSFobaeEdFQoHXj6Sf2R/Oos4fuPD8BYzRFsvw=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/grpcio-tools/default.nix b/pkgs/development/python-modules/grpcio-tools/default.nix
index 88d7c4b5276e2..28af8e6af2c5f 100644
--- a/pkgs/development/python-modules/grpcio-tools/default.nix
+++ b/pkgs/development/python-modules/grpcio-tools/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wD6X5M1kMnavIQDL3Mn2sTBLHbeeWflXWMMCOj7kvVQ=";
+    hash = "sha256-wD6X5M1kMnavIQDL3Mn2sTBLHbeeWflXWMMCOj7kvVQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/grpclib/default.nix b/pkgs/development/python-modules/grpclib/default.nix
index d6c1a6f50a81f..c6c01149532ed 100644
--- a/pkgs/development/python-modules/grpclib/default.nix
+++ b/pkgs/development/python-modules/grpclib/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage {
     owner = "vmagamedov";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-zjctvsuX5yJl1EXIAaiukWGYJbdgU7OZllgOYAmp1b4=";
+    hash = "sha256-zjctvsuX5yJl1EXIAaiukWGYJbdgU7OZllgOYAmp1b4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/gruut-ipa/default.nix b/pkgs/development/python-modules/gruut-ipa/default.nix
index 18a1a2c952a07..26a7223b97e72 100644
--- a/pkgs/development/python-modules/gruut-ipa/default.nix
+++ b/pkgs/development/python-modules/gruut-ipa/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "rhasspy";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-Q2UKELoG8OaAPxIrZNCpXgeWZ2fCzb3g3SOVzCm/gg0=";
+    hash = "sha256-Q2UKELoG8OaAPxIrZNCpXgeWZ2fCzb3g3SOVzCm/gg0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/gruut/default.nix b/pkgs/development/python-modules/gruut/default.nix
index abe3085ca77de..bd6e95909d994 100644
--- a/pkgs/development/python-modules/gruut/default.nix
+++ b/pkgs/development/python-modules/gruut/default.nix
@@ -41,7 +41,7 @@ buildPythonPackage rec {
     owner = "rhasspy";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-DD7gnvH9T2R6E19+exWE7Si+XEpfh0Iy5FYbycjgzgM=";
+    hash = "sha256-DD7gnvH9T2R6E19+exWE7Si+XEpfh0Iy5FYbycjgzgM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/gssapi/default.nix b/pkgs/development/python-modules/gssapi/default.nix
index 8bc82046f812b..9b41e272b90a5 100644
--- a/pkgs/development/python-modules/gssapi/default.nix
+++ b/pkgs/development/python-modules/gssapi/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "pythongssapi";
     repo = "python-${pname}";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-qz4EWAO++yq72/AGwyNOtH/fTRSFbiCo/K98htROUxI=";
+    hash = "sha256-qz4EWAO++yq72/AGwyNOtH/fTRSFbiCo/K98htROUxI=";
   };
 
   # It's used to locate headers
diff --git a/pkgs/development/python-modules/gtts/default.nix b/pkgs/development/python-modules/gtts/default.nix
index 09c317d6a89af..be70ec9df094d 100644
--- a/pkgs/development/python-modules/gtts/default.nix
+++ b/pkgs/development/python-modules/gtts/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "pndurette";
     repo = "gTTS";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-dbIcx6U5TIy3CteUGrZqcWqOJoZD2HILaJmKDY+j/II=";
+    hash = "sha256-dbIcx6U5TIy3CteUGrZqcWqOJoZD2HILaJmKDY+j/II=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/gunicorn/default.nix b/pkgs/development/python-modules/gunicorn/default.nix
index d41b45a479f4d..7bd347d750f8c 100644
--- a/pkgs/development/python-modules/gunicorn/default.nix
+++ b/pkgs/development/python-modules/gunicorn/default.nix
@@ -18,14 +18,14 @@ buildPythonPackage rec {
     owner = "benoitc";
     repo = "gunicorn";
     rev = version;
-    sha256 = "sha256-xdNHm8NQWlAlflxof4cz37EoM74xbWrNaf6jlwwzHv4=";
+    hash = "sha256-xdNHm8NQWlAlflxof4cz37EoM74xbWrNaf6jlwwzHv4=";
   };
 
   patches = [
     (fetchpatch {
       # fix eventlet 0.30.3+ compability
       url = "https://github.com/benoitc/gunicorn/commit/6a8ebb4844b2f28596ffe7421eb9f7d08c8dc4d8.patch";
-      sha256 = "sha256-+iApgohzPZ/cHTGBNb7XkqLaHOVVPF26BnPUsvISoZw=";
+      hash = "sha256-+iApgohzPZ/cHTGBNb7XkqLaHOVVPF26BnPUsvISoZw=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/guppy3/default.nix b/pkgs/development/python-modules/guppy3/default.nix
index df409599cd1fa..0da4387fc0d37 100644
--- a/pkgs/development/python-modules/guppy3/default.nix
+++ b/pkgs/development/python-modules/guppy3/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "zhuyifei1999";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-f7YpaZ85PU/CSsDwSm2IJ/x2ZxzHoMOVbdbzT1i8y/w=";
+    hash = "sha256-f7YpaZ85PU/CSsDwSm2IJ/x2ZxzHoMOVbdbzT1i8y/w=";
   };
 
   propagatedBuildInputs = [ tkinter ];
diff --git a/pkgs/development/python-modules/gvm-tools/default.nix b/pkgs/development/python-modules/gvm-tools/default.nix
index c170bc3da3c5e..378d9f7203636 100644
--- a/pkgs/development/python-modules/gvm-tools/default.nix
+++ b/pkgs/development/python-modules/gvm-tools/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "greenbone";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-TwGeLEfP69ZK/fkhS0sB6aPh8aDjg6Tri2mUUzk4jbk=";
+    hash = "sha256-TwGeLEfP69ZK/fkhS0sB6aPh8aDjg6Tri2mUUzk4jbk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/gym-notices/default.nix b/pkgs/development/python-modules/gym-notices/default.nix
index 1cd974976e4a4..6c6d97a459aca 100644
--- a/pkgs/development/python-modules/gym-notices/default.nix
+++ b/pkgs/development/python-modules/gym-notices/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rSXiAEh8r6NpcoYl/gZOiK2hNGYYUmECZZtGQPK0uRE=";
+    hash = "sha256-rSXiAEh8r6NpcoYl/gZOiK2hNGYYUmECZZtGQPK0uRE=";
   };
 
   pythonImportsCheck = [ "gym_notices" ];
diff --git a/pkgs/development/python-modules/gym/default.nix b/pkgs/development/python-modules/gym/default.nix
index ad19991140bae..56bbe2b9e80b8 100644
--- a/pkgs/development/python-modules/gym/default.nix
+++ b/pkgs/development/python-modules/gym/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "openai";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-uJgm8l1SxIRC5PV6BIH/ht/1ucGT5UaUhkFMdusejgA=";
+    hash = "sha256-uJgm8l1SxIRC5PV6BIH/ht/1ucGT5UaUhkFMdusejgA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/h11/default.nix b/pkgs/development/python-modules/h11/default.nix
index e82ca2baaf3b7..50682ec31aa99 100644
--- a/pkgs/development/python-modules/h11/default.nix
+++ b/pkgs/development/python-modules/h11/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-jxn7vpnnJCD/NcALJ6NMuZN+kCqLgQ4siDAMbwo7aZ0=";
+    hash = "sha256-jxn7vpnnJCD/NcALJ6NMuZN+kCqLgQ4siDAMbwo7aZ0=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/h2/default.nix b/pkgs/development/python-modules/h2/default.nix
index c69fec2564b17..8c6dde1803d84 100644
--- a/pkgs/development/python-modules/h2/default.nix
+++ b/pkgs/development/python-modules/h2/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qDrKCPvnqst5/seIycC6yTY0NWDtnsGLgqE6EsKNKrs=";
+    hash = "sha256-qDrKCPvnqst5/seIycC6yTY0NWDtnsGLgqE6EsKNKrs=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/h3/default.nix b/pkgs/development/python-modules/h3/default.nix
index 0296046a52007..eb9af29bbb0c9 100644
--- a/pkgs/development/python-modules/h3/default.nix
+++ b/pkgs/development/python-modules/h3/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "uber";
     repo = "h3-py";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-QNiuiHJ4IMxpi39iobPSSlYUUj5oxpxO4B2+HXVQ/Zk=";
+    hash = "sha256-QNiuiHJ4IMxpi39iobPSSlYUUj5oxpxO4B2+HXVQ/Zk=";
   };
 
   dontConfigure = true;
diff --git a/pkgs/development/python-modules/hacking/default.nix b/pkgs/development/python-modules/hacking/default.nix
index 5f516175ea235..3ea0b24f06842 100644
--- a/pkgs/development/python-modules/hacking/default.nix
+++ b/pkgs/development/python-modules/hacking/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qzWyCK8/FHpvlZUnMxw4gK5BrCHMzra/1oqE9OtW4CY=";
+    hash = "sha256-qzWyCK8/FHpvlZUnMxw4gK5BrCHMzra/1oqE9OtW4CY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/halohome/default.nix b/pkgs/development/python-modules/halohome/default.nix
index 7d8dbe2efbb89..2ef4acd0770d8 100644
--- a/pkgs/development/python-modules/halohome/default.nix
+++ b/pkgs/development/python-modules/halohome/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "nayaverdier";
     repo = pname;
     rev = version;
-    sha256 = "sha256-xnUOObqVg1E7mTDKHZMoC95KI9ZIn0YpkQjoASa5Dds=";
+    hash = "sha256-xnUOObqVg1E7mTDKHZMoC95KI9ZIn0YpkQjoASa5Dds=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/hass-nabucasa/default.nix b/pkgs/development/python-modules/hass-nabucasa/default.nix
index 687a04b8846db..0122599c66e26 100644
--- a/pkgs/development/python-modules/hass-nabucasa/default.nix
+++ b/pkgs/development/python-modules/hass-nabucasa/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "nabucasa";
     repo = pname;
     rev = version;
-    sha256 = "sha256-KG2eCwGZWVtepJQdsSwFziWsT1AbV6rYWRIO/I/CR8g=";
+    hash = "sha256-KG2eCwGZWVtepJQdsSwFziWsT1AbV6rYWRIO/I/CR8g=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/hatch-nodejs-version/default.nix b/pkgs/development/python-modules/hatch-nodejs-version/default.nix
index da991314cabda..ed849eaa52aa7 100644
--- a/pkgs/development/python-modules/hatch-nodejs-version/default.nix
+++ b/pkgs/development/python-modules/hatch-nodejs-version/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "agoose77";
     repo = "hatch-nodejs-version";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-txF392XiRqHndTEYw6QVk12Oqw9E6cOwF81hUyp2oh4=";
+    hash = "sha256-txF392XiRqHndTEYw6QVk12Oqw9E6cOwF81hUyp2oh4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/hatch-vcs/default.nix b/pkgs/development/python-modules/hatch-vcs/default.nix
index 6ccdfccfe0ec7..4fa2c56cabfb9 100644
--- a/pkgs/development/python-modules/hatch-vcs/default.nix
+++ b/pkgs/development/python-modules/hatch-vcs/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "hatch_vcs";
     inherit version;
-    sha256 = "sha256-zsUQfPzkgsZ/i8lvGLvDIMmqDQaBgOFK0xe77loVP+4=";
+    hash = "sha256-zsUQfPzkgsZ/i8lvGLvDIMmqDQaBgOFK0xe77loVP+4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/hdbscan/default.nix b/pkgs/development/python-modules/hdbscan/default.nix
index 5de14ba8d2301..1971516a00fa2 100644
--- a/pkgs/development/python-modules/hdbscan/default.nix
+++ b/pkgs/development/python-modules/hdbscan/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7tr3Hy87vt/Ew42hrUiXRUzl69R5LhponJecKFPtwFo=";
+    hash = "sha256-7tr3Hy87vt/Ew42hrUiXRUzl69R5LhponJecKFPtwFo=";
   };
   patches = [
     # should be included in next release
@@ -29,7 +29,7 @@ buildPythonPackage rec {
         "docs/basic_hdbscan.rst"
         "docs/how_hdbscan_works.rst"
       ];
-      sha256 = "sha256-t0D4OsHEcMwmBZM8Mk1N0uAKi6ra+TOzEks9/efsvWI=";
+      hash = "sha256-t0D4OsHEcMwmBZM8Mk1N0uAKi6ra+TOzEks9/efsvWI=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/heatshrink2/default.nix b/pkgs/development/python-modules/heatshrink2/default.nix
index dccb27327c4a4..4edc94167c9e0 100644
--- a/pkgs/development/python-modules/heatshrink2/default.nix
+++ b/pkgs/development/python-modules/heatshrink2/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     repo = "pyheatshrink";
     rev = version;
     fetchSubmodules = true;
-    sha256 = "sha256-P3IofGbW4x+erGCyxIPvD9aNHIJ/GjjWgno4n95SQoQ=";
+    hash = "sha256-P3IofGbW4x+erGCyxIPvD9aNHIJ/GjjWgno4n95SQoQ=";
   };
 
   pythonImportsCheck = [ "heatshrink2" ];
diff --git a/pkgs/development/python-modules/hexbytes/default.nix b/pkgs/development/python-modules/hexbytes/default.nix
index 913bc34b06fbf..d0b57d105963b 100644
--- a/pkgs/development/python-modules/hexbytes/default.nix
+++ b/pkgs/development/python-modules/hexbytes/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "hexbytes";
     rev = "v${version}";
-    sha256 = "sha256-EDFE5MUc+XMwe8BaXkz/DRchAZbS86X+AcShi5rx83M=";
+    hash = "sha256-EDFE5MUc+XMwe8BaXkz/DRchAZbS86X+AcShi5rx83M=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/hexdump/default.nix b/pkgs/development/python-modules/hexdump/default.nix
index 75da23e9859bf..9b8487ffa8e70 100644
--- a/pkgs/development/python-modules/hexdump/default.nix
+++ b/pkgs/development/python-modules/hexdump/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-14GkOwwWrOP5Nmqt5z6K06e9UTfVjwtFqy0/VIdvINs=";
+    hash = "sha256-14GkOwwWrOP5Nmqt5z6K06e9UTfVjwtFqy0/VIdvINs=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/hg-evolve/default.nix b/pkgs/development/python-modules/hg-evolve/default.nix
index 073637b25367e..5e1dcaeba237a 100644
--- a/pkgs/development/python-modules/hg-evolve/default.nix
+++ b/pkgs/development/python-modules/hg-evolve/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7LCsw6LSFB0r2jJt7/3X18jxRhLGsRjWmjllVLxspbU=";
+    hash = "sha256-7LCsw6LSFB0r2jJt7/3X18jxRhLGsRjWmjllVLxspbU=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/hid/default.nix b/pkgs/development/python-modules/hid/default.nix
index 32987c877aaf6..eeade4606c8bd 100644
--- a/pkgs/development/python-modules/hid/default.nix
+++ b/pkgs/development/python-modules/hid/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-HpVOf3q5t8nfx421lQRpLBfbO3EklJK5drFSW5fbsOg=";
+    hash = "sha256-HpVOf3q5t8nfx421lQRpLBfbO3EklJK5drFSW5fbsOg=";
   };
 
   propagatedBuildInputs = [ hidapi ];
diff --git a/pkgs/development/python-modules/hiro/default.nix b/pkgs/development/python-modules/hiro/default.nix
index e9661e61c52a8..9eefc61dbfb99 100644
--- a/pkgs/development/python-modules/hiro/default.nix
+++ b/pkgs/development/python-modules/hiro/default.nix
@@ -5,7 +5,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
 
-    sha256 = "sha256-2jM5rx3JpZTMqdycccclJysuMGYE5F0OBXXNE8X5XWg=";
+    hash = "sha256-2jM5rx3JpZTMqdycccclJysuMGYE5F0OBXXNE8X5XWg=";
   };
 
   propagatedBuildInputs = [ six mock ];
diff --git a/pkgs/development/python-modules/hiyapyco/default.nix b/pkgs/development/python-modules/hiyapyco/default.nix
index 0742496f8a912..fa55f03d46698 100644
--- a/pkgs/development/python-modules/hiyapyco/default.nix
+++ b/pkgs/development/python-modules/hiyapyco/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "zerwes";
     repo = pname;
     rev = "refs/tags/release-${version}";
-    sha256 = "sha256-MVJoMnEi+319ZkhffYWYVi/wj0Ihm0nfVeEXvx7Ac/4=";
+    hash = "sha256-MVJoMnEi+319ZkhffYWYVi/wj0Ihm0nfVeEXvx7Ac/4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/homepluscontrol/default.nix b/pkgs/development/python-modules/homepluscontrol/default.nix
index 9d32704815bb1..dfb255661eb99 100644
--- a/pkgs/development/python-modules/homepluscontrol/default.nix
+++ b/pkgs/development/python-modules/homepluscontrol/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "chemaaa";
     repo = pname;
     rev = version;
-    sha256 = "sha256-COOGqfYiR4tueQHXuCvVxShrYS0XNltcW4mclbFWcfA=";
+    hash = "sha256-COOGqfYiR4tueQHXuCvVxShrYS0XNltcW4mclbFWcfA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/hpack/default.nix b/pkgs/development/python-modules/hpack/default.nix
index 6dd6863d3ab42..41b2a5522ea6e 100644
--- a/pkgs/development/python-modules/hpack/default.nix
+++ b/pkgs/development/python-modules/hpack/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "python-hyper";
     repo = "hpack";
     rev = "v${version}";
-    sha256 = "sha256-2CehGy3K5fKbkB1J8+8x1D4XvnBn1Mbapx+p8rdXDYc=";
+    hash = "sha256-2CehGy3K5fKbkB1J8+8x1D4XvnBn1Mbapx+p8rdXDYc=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/hpccm/default.nix b/pkgs/development/python-modules/hpccm/default.nix
index 6c2adca0fefe8..29f3234faadfc 100644
--- a/pkgs/development/python-modules/hpccm/default.nix
+++ b/pkgs/development/python-modules/hpccm/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "NVIDIA";
     repo = "hpc-container-maker";
     rev = "v${version}";
-    sha256 = "sha256-dLMbwtvn7HTVVlWHAzXU19ERdJxytf9NlnqMXW6ShKI=";
+    hash = "sha256-dLMbwtvn7HTVVlWHAzXU19ERdJxytf9NlnqMXW6ShKI=";
   };
 
   propagatedBuildInputs = [ six archspec ];
diff --git a/pkgs/development/python-modules/hsluv/default.nix b/pkgs/development/python-modules/hsluv/default.nix
index 385d4718e4401..d7e1ef4612eea 100644
--- a/pkgs/development/python-modules/hsluv/default.nix
+++ b/pkgs/development/python-modules/hsluv/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "hsluv";
     repo = "hsluv-python";
     rev = "v${version}";
-    sha256 = "sha256-p3KD+zhHCOs/rLUVf1IkW/isfpUPQstB2VHGmZ/aEPU=";
+    hash = "sha256-p3KD+zhHCOs/rLUVf1IkW/isfpUPQstB2VHGmZ/aEPU=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/html-text/default.nix b/pkgs/development/python-modules/html-text/default.nix
index 1368f286cb12b..c7b4ec2366024 100644
--- a/pkgs/development/python-modules/html-text/default.nix
+++ b/pkgs/development/python-modules/html-text/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "TeamHG-Memex";
     repo = "html-text";
     rev = version;
-    sha256 = "sha256-jw/hpz0QfcgP5OEJcmre0h1OzOfpPtaROxHm+YUqces=";
+    hash = "sha256-jw/hpz0QfcgP5OEJcmre0h1OzOfpPtaROxHm+YUqces=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/html5lib/default.nix b/pkgs/development/python-modules/html5lib/default.nix
index c6ca6dda22656..f069aee87666b 100644
--- a/pkgs/development/python-modules/html5lib/default.nix
+++ b/pkgs/development/python-modules/html5lib/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     # Will be included in the next release after 1.1.
     (fetchpatch {
       url = "https://github.com/html5lib/html5lib-python/commit/2c19b9899ab3a3e8bd0ca35e5d78544334204169.patch";
-      sha256 = "sha256-VGCeB6o2QO/skeCZs8XLPfgEYVOSRL8cCpG7ajbZWEs=";
+      hash = "sha256-VGCeB6o2QO/skeCZs8XLPfgEYVOSRL8cCpG7ajbZWEs=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/httmock/default.nix b/pkgs/development/python-modules/httmock/default.nix
index 22e9b333cc4ca..f48cdbd1ff456 100644
--- a/pkgs/development/python-modules/httmock/default.nix
+++ b/pkgs/development/python-modules/httmock/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "patrys";
     repo = "httmock";
     rev = version;
-    sha256 = "sha256-yid4vh1do0zqVzd1VV7gc+Du4VPrkeGFsDHqNbHL28I=";
+    hash = "sha256-yid4vh1do0zqVzd1VV7gc+Du4VPrkeGFsDHqNbHL28I=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/httplib2/default.nix b/pkgs/development/python-modules/httplib2/default.nix
index 95acab65796e0..cbc536b1ffbba 100644
--- a/pkgs/development/python-modules/httplib2/default.nix
+++ b/pkgs/development/python-modules/httplib2/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-1Pl+l28J7crfO2UY/9/D019IzOHWOwjR+UvVEHICTqU=";
+    hash = "sha256-1Pl+l28J7crfO2UY/9/D019IzOHWOwjR+UvVEHICTqU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/httptools/default.nix b/pkgs/development/python-modules/httptools/default.nix
index 67c284abc3c71..1b34c071879c4 100644
--- a/pkgs/development/python-modules/httptools/default.nix
+++ b/pkgs/development/python-modules/httptools/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-KVh0hhwXP5EBlgu6MyQpu3ftTc2M31zumSLrAOT2vAk=";
+    hash = "sha256-KVh0hhwXP5EBlgu6MyQpu3ftTc2M31zumSLrAOT2vAk=";
   };
 
   # tests are not included in pypi tarball
diff --git a/pkgs/development/python-modules/httpx-socks/default.nix b/pkgs/development/python-modules/httpx-socks/default.nix
index ae55a10212f7c..3ac4635ab71fa 100644
--- a/pkgs/development/python-modules/httpx-socks/default.nix
+++ b/pkgs/development/python-modules/httpx-socks/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage rec {
     owner = "romis2012";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-HwLJ2pScgiNmM/l14aKp47MMuGW1qSaIq7ujpCSRtqA=";
+    hash = "sha256-HwLJ2pScgiNmM/l14aKp47MMuGW1qSaIq7ujpCSRtqA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/hupper/default.nix b/pkgs/development/python-modules/hupper/default.nix
index 5db4cbd964f22..da287226ff53c 100644
--- a/pkgs/development/python-modules/hupper/default.nix
+++ b/pkgs/development/python-modules/hupper/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FcEb13XY+YCVt0W05lihfCXIbjtzJ1yuiWrByNUzyxg=";
+    hash = "sha256-FcEb13XY+YCVt0W05lihfCXIbjtzJ1yuiWrByNUzyxg=";
   };
 
   # FIXME: watchdog dependency is disabled on Darwin because of #31865, which causes very silent
diff --git a/pkgs/development/python-modules/hvac/default.nix b/pkgs/development/python-modules/hvac/default.nix
index 9cbc361c1da66..588a5ee7083df 100644
--- a/pkgs/development/python-modules/hvac/default.nix
+++ b/pkgs/development/python-modules/hvac/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5AKMXA7Me3/PalTSkPmSQOWrzbn/5ELRwU8GExDUxhw=";
+    hash = "sha256-5AKMXA7Me3/PalTSkPmSQOWrzbn/5ELRwU8GExDUxhw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/hwi/default.nix b/pkgs/development/python-modules/hwi/default.nix
index 86887c3146356..89a2bf03de56a 100644
--- a/pkgs/development/python-modules/hwi/default.nix
+++ b/pkgs/development/python-modules/hwi/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "bitcoin-core";
     repo = "HWI";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-vQJN2YXWGvYSVV9lemZyu61inc9iBFxf5nIlpIiRe+s=";
+    hash = "sha256-vQJN2YXWGvYSVV9lemZyu61inc9iBFxf5nIlpIiRe+s=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/hydra-check/default.nix b/pkgs/development/python-modules/hydra-check/default.nix
index 8c1fd56b8d3ae..8a6b7c8ac6528 100644
--- a/pkgs/development/python-modules/hydra-check/default.nix
+++ b/pkgs/development/python-modules/hydra-check/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "nix-community";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-voSbpOPJUPjwzdMLVt2TC/FIi6LKk01PLd/GczOAUR8=";
+    hash = "sha256-voSbpOPJUPjwzdMLVt2TC/FIi6LKk01PLd/GczOAUR8=";
   };
 
   nativeBuildInputs = [ poetry-core ];
diff --git a/pkgs/development/python-modules/hyperion-py/default.nix b/pkgs/development/python-modules/hyperion-py/default.nix
index 50def57aeb183..1e0f08936fb4a 100644
--- a/pkgs/development/python-modules/hyperion-py/default.nix
+++ b/pkgs/development/python-modules/hyperion-py/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "dermotduffy";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-arcnpCQsRuiWCrAz/t4TCjTe8DRDtRuzYp8k7nnjGDk=";
+    hash = "sha256-arcnpCQsRuiWCrAz/t4TCjTe8DRDtRuzYp8k7nnjGDk=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/hypothesmith/default.nix b/pkgs/development/python-modules/hypothesmith/default.nix
index eac1d6b4d8d4d..a9c3af6c32e32 100644
--- a/pkgs/development/python-modules/hypothesmith/default.nix
+++ b/pkgs/development/python-modules/hypothesmith/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vc6EXsmE5uP+0h5l0ugrjrxt5cpeuTZJ39dgNMWQakY=";
+    hash = "sha256-vc6EXsmE5uP+0h5l0ugrjrxt5cpeuTZJ39dgNMWQakY=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/hyppo/default.nix b/pkgs/development/python-modules/hyppo/default.nix
index 3c88fa27092a1..223ef9fe7a434 100644
--- a/pkgs/development/python-modules/hyppo/default.nix
+++ b/pkgs/development/python-modules/hyppo/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "neurodata";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-DQ5DrQrFBJ3dnGAjD1c/7GCJeR3g+aL2poR4hwOvmPA=";
+    hash = "sha256-DQ5DrQrFBJ3dnGAjD1c/7GCJeR3g+aL2poR4hwOvmPA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/iapws/default.nix b/pkgs/development/python-modules/iapws/default.nix
index 5268112b0400d..33c3b5073fd75 100644
--- a/pkgs/development/python-modules/iapws/default.nix
+++ b/pkgs/development/python-modules/iapws/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QVxbf9EF9YwAVPewAqhc1WZD6jVr/rFXQUw/jJ7kkDU=";
+    hash = "sha256-QVxbf9EF9YwAVPewAqhc1WZD6jVr/rFXQUw/jJ7kkDU=";
   };
 
   propagatedBuildInputs = [ scipy ];
diff --git a/pkgs/development/python-modules/ibis-framework/default.nix b/pkgs/development/python-modules/ibis-framework/default.nix
index 63b94462c6e72..d1196d4bc3b40 100644
--- a/pkgs/development/python-modules/ibis-framework/default.nix
+++ b/pkgs/development/python-modules/ibis-framework/default.nix
@@ -58,7 +58,7 @@ let
     owner = "ibis-project";
     repo = "testing-data";
     rev = "3c39abfdb4b284140ff481e8f9fbb128b35f157a";
-    sha256 = "sha256-BZWi4kEumZemQeYoAtlUSw922p+R6opSWp/bmX0DjAo=";
+    hash = "sha256-BZWi4kEumZemQeYoAtlUSw922p+R6opSWp/bmX0DjAo=";
   };
 in
 
diff --git a/pkgs/development/python-modules/ibis/default.nix b/pkgs/development/python-modules/ibis/default.nix
index a58fb34080a5b..8bb64ba4e1e1e 100644
--- a/pkgs/development/python-modules/ibis/default.nix
+++ b/pkgs/development/python-modules/ibis/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "dmulholl";
     repo = pname;
     rev = version;
-    sha256 = "sha256-EPz9zHnxR75WoRaiHKJNiCRWFwU1TBpC4uHz62jUOqM=";
+    hash = "sha256-EPz9zHnxR75WoRaiHKJNiCRWFwU1TBpC4uHz62jUOqM=";
   };
 
   checkPhase = ''
diff --git a/pkgs/development/python-modules/ibm-watson/default.nix b/pkgs/development/python-modules/ibm-watson/default.nix
index 421167f2395f4..777590a6d79cc 100644
--- a/pkgs/development/python-modules/ibm-watson/default.nix
+++ b/pkgs/development/python-modules/ibm-watson/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "watson-developer-cloud";
     repo = "python-sdk";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-jvDkAwuDFgo7QlZ8N7TNVsY7+aXdIDc50uIIoO+5MLs=";
+    hash = "sha256-jvDkAwuDFgo7QlZ8N7TNVsY7+aXdIDc50uIIoO+5MLs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/icecream/default.nix b/pkgs/development/python-modules/icecream/default.nix
index 45dc837665cf5..a12b4c4c0a85f 100644
--- a/pkgs/development/python-modules/icecream/default.nix
+++ b/pkgs/development/python-modules/icecream/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CqSnwzdOw2FTodCPgeMIDoPYrB7v2X0vT+lUTo+bSd4=";
+    hash = "sha256-CqSnwzdOw2FTodCPgeMIDoPYrB7v2X0vT+lUTo+bSd4=";
   };
 
   propagatedBuildInputs = [ asttokens colorama executing pygments ];
diff --git a/pkgs/development/python-modules/icmplib/default.nix b/pkgs/development/python-modules/icmplib/default.nix
index aae5785fccfb5..07449e0cce308 100644
--- a/pkgs/development/python-modules/icmplib/default.nix
+++ b/pkgs/development/python-modules/icmplib/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "ValentinBELYN";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-EQyu7lV8F/U8cZklYYIMk9ut1FTcoBvGc8Ggx6JerDk=";
+    hash = "sha256-EQyu7lV8F/U8cZklYYIMk9ut1FTcoBvGc8Ggx6JerDk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/icnsutil/default.nix b/pkgs/development/python-modules/icnsutil/default.nix
index 05c24ec7c37e7..d01f1591f8291 100644
--- a/pkgs/development/python-modules/icnsutil/default.nix
+++ b/pkgs/development/python-modules/icnsutil/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "relikd";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-TfQvAbP7iCpRQg2G+ejl245NCYo9DpYwMgiwY2BuJnY=";
+    hash = "sha256-TfQvAbP7iCpRQg2G+ejl245NCYo9DpYwMgiwY2BuJnY=";
   };
 
   doCheck = true;
diff --git a/pkgs/development/python-modules/icoextract/default.nix b/pkgs/development/python-modules/icoextract/default.nix
index 8aa38c1d96ef4..0f2636997d12b 100644
--- a/pkgs/development/python-modules/icoextract/default.nix
+++ b/pkgs/development/python-modules/icoextract/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "tar.gz";
-    sha256 = "sha256-x0GEV0PUbkAzoUJgAqup9bHd7iYttGyzIZNdo8KsFyo=";
+    hash = "sha256-x0GEV0PUbkAzoUJgAqup9bHd7iYttGyzIZNdo8KsFyo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ics/default.nix b/pkgs/development/python-modules/ics/default.nix
index c50e2caa972b0..9f2665b59f194 100644
--- a/pkgs/development/python-modules/ics/default.nix
+++ b/pkgs/development/python-modules/ics/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "ics-py";
     repo = "ics-py";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-hdtnET7YfSb85+TGwpwzoxOfxPT7VSj9eKSiV6AXUS8=";
+    hash = "sha256-hdtnET7YfSb85+TGwpwzoxOfxPT7VSj9eKSiV6AXUS8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/identify/default.nix b/pkgs/development/python-modules/identify/default.nix
index 061b20a835dad..81b279c713a61 100644
--- a/pkgs/development/python-modules/identify/default.nix
+++ b/pkgs/development/python-modules/identify/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "pre-commit";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-Pf9/mjbyC859WT8ZreFq5u6YER/tRgsQuqIgt6mdPqE=";
+    hash = "sha256-Pf9/mjbyC859WT8ZreFq5u6YER/tRgsQuqIgt6mdPqE=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/idna/default.nix b/pkgs/development/python-modules/idna/default.nix
index 99b40c25a72a4..a21125c2379e4 100644
--- a/pkgs/development/python-modules/idna/default.nix
+++ b/pkgs/development/python-modules/idna/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gU9Sjo3q19MpgzuRxfqofWC/cYJM0Sp1MLVSYGPQLLQ=";
+    hash = "sha256-gU9Sjo3q19MpgzuRxfqofWC/cYJM0Sp1MLVSYGPQLLQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/ifaddr/default.nix b/pkgs/development/python-modules/ifaddr/default.nix
index ab7080ed272bb..abe6836b59ce7 100644
--- a/pkgs/development/python-modules/ifaddr/default.nix
+++ b/pkgs/development/python-modules/ifaddr/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zAy/yqv3ZdRFlYJfuWqZuxLHlxa3O0QzDqOO4rDErtQ=";
+    hash = "sha256-zAy/yqv3ZdRFlYJfuWqZuxLHlxa3O0QzDqOO4rDErtQ=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/ignite/default.nix b/pkgs/development/python-modules/ignite/default.nix
index da48ed3147317..a47a97de6a20f 100644
--- a/pkgs/development/python-modules/ignite/default.nix
+++ b/pkgs/development/python-modules/ignite/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "pytorch";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-iuaBuKoKlt7F7Z7fbVOZAUAoFnU3AOxYC/ANgqoQksU=";
+    hash = "sha256-iuaBuKoKlt7F7Z7fbVOZAUAoFnU3AOxYC/ANgqoQksU=";
   };
 
   nativeCheckInputs = [ pytestCheckHook matplotlib mock pytest-xdist torchvision ];
diff --git a/pkgs/development/python-modules/ihatemoney/default.nix b/pkgs/development/python-modules/ihatemoney/default.nix
index f93cdf7c33e8e..c2aaac6548594 100644
--- a/pkgs/development/python-modules/ihatemoney/default.nix
+++ b/pkgs/development/python-modules/ihatemoney/default.nix
@@ -48,7 +48,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-uQgZBbpqqbZYHpR+GwHWX0c7di2rVvEz0jPRY6+BkkQ=";
+    hash = "sha256-uQgZBbpqqbZYHpR+GwHWX0c7di2rVvEz0jPRY6+BkkQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ilua/default.nix b/pkgs/development/python-modules/ilua/default.nix
index 28bc7524fa9e8..143f1ed035f94 100644
--- a/pkgs/development/python-modules/ilua/default.nix
+++ b/pkgs/development/python-modules/ilua/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YxV6xC7GS5NXyMPRZN9YIJxamgP2etwrZUAZjk5PjtU=";
+    hash = "sha256-YxV6xC7GS5NXyMPRZN9YIJxamgP2etwrZUAZjk5PjtU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/image-go-nord/default.nix b/pkgs/development/python-modules/image-go-nord/default.nix
index 7b97e7763ebf3..519ac772a59e0 100644
--- a/pkgs/development/python-modules/image-go-nord/default.nix
+++ b/pkgs/development/python-modules/image-go-nord/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "Schrodinger-Hat";
     repo = "ImageGoNord-pip";
     rev = "v${version}";
-    sha256 = "sha256-O34COlGsXExJShRd2zvhdescNfYXWLNuGpkjcH3koPU=";
+    hash = "sha256-O34COlGsXExJShRd2zvhdescNfYXWLNuGpkjcH3koPU=";
   };
 
   propagatedBuildInputs = [ pillow ];
diff --git a/pkgs/development/python-modules/imageio-ffmpeg/default.nix b/pkgs/development/python-modules/imageio-ffmpeg/default.nix
index 4627927ea9f0b..141654fd95957 100644
--- a/pkgs/development/python-modules/imageio-ffmpeg/default.nix
+++ b/pkgs/development/python-modules/imageio-ffmpeg/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/aoFrRD+Bwt/qOX2FcsNKPO5t5HQCvbSoR5pQVjRCqk=";
+    hash = "sha256-/aoFrRD+Bwt/qOX2FcsNKPO5t5HQCvbSoR5pQVjRCqk=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/imageio/default.nix b/pkgs/development/python-modules/imageio/default.nix
index 5b88db63bf36a..db841090ca30b 100644
--- a/pkgs/development/python-modules/imageio/default.nix
+++ b/pkgs/development/python-modules/imageio/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
-    sha256 = "sha256-YCHULevSGH6ceB5JSkmjDroAL7rB7vQ/SRu8cx56bSs=";
+    hash = "sha256-YCHULevSGH6ceB5JSkmjDroAL7rB7vQ/SRu8cx56bSs=";
     inherit pname version;
   };
 
diff --git a/pkgs/development/python-modules/imagesize/default.nix b/pkgs/development/python-modules/imagesize/default.nix
index 0f06d36df4f27..e1d390a8c1fc4 100644
--- a/pkgs/development/python-modules/imagesize/default.nix
+++ b/pkgs/development/python-modules/imagesize/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-aRUERK/7nLDVzFqSs2dvCy+3zZrjnpR6XhGja0SXzUo=";
+    hash = "sha256-aRUERK/7nLDVzFqSs2dvCy+3zZrjnpR6XhGja0SXzUo=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/imbalanced-learn/default.nix b/pkgs/development/python-modules/imbalanced-learn/default.nix
index 9e156f01e08ac..834dce891c7e9 100644
--- a/pkgs/development/python-modules/imbalanced-learn/default.nix
+++ b/pkgs/development/python-modules/imbalanced-learn/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vHYJYZ7Dw4xEIpKSgjmtPRC13rCviinIOCK3tXsxn4s=";
+    hash = "sha256-vHYJYZ7Dw4xEIpKSgjmtPRC13rCviinIOCK3tXsxn4s=";
   };
 
   propagatedBuildInputs = [ scikit-learn ];
diff --git a/pkgs/development/python-modules/importlab/default.nix b/pkgs/development/python-modules/importlab/default.nix
index 9b9c6ffa0cff0..5b572e50f1cb0 100644
--- a/pkgs/development/python-modules/importlab/default.nix
+++ b/pkgs/development/python-modules/importlab/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage {
     owner = "google";
     repo = "importlab";
     rev = "676d17cd41ac68de6ebb48fb71780ad6110c4ae3";
-    sha256 = "sha256-O8y1c65NQ+19BnGnUnWrA0jYUqF+726CFAcWzHFOiHE=";
+    hash = "sha256-O8y1c65NQ+19BnGnUnWrA0jYUqF+726CFAcWzHFOiHE=";
   };
 
   propagatedBuildInputs = [ networkx ];
diff --git a/pkgs/development/python-modules/importlib-resources/default.nix b/pkgs/development/python-modules/importlib-resources/default.nix
index 7043e1808dc23..b470eb12a4ea1 100644
--- a/pkgs/development/python-modules/importlib-resources/default.nix
+++ b/pkgs/development/python-modules/importlib-resources/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "importlib_resources";
     inherit version;
-    sha256 = "sha256-S+glib9cHXmZrt8qRRWdEMs8pPGbInH4eSvI5tp7IvY=";
+    hash = "sha256-S+glib9cHXmZrt8qRRWdEMs8pPGbInH4eSvI5tp7IvY=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/in-n-out/default.nix b/pkgs/development/python-modules/in-n-out/default.nix
index d345869bed526..cbec40b634c71 100644
--- a/pkgs/development/python-modules/in-n-out/default.nix
+++ b/pkgs/development/python-modules/in-n-out/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-PuzjidORMFVlmFZbmnu9O92FoiuXrC8NNRyjwdodriY=";
+    hash = "sha256-PuzjidORMFVlmFZbmnu9O92FoiuXrC8NNRyjwdodriY=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/incremental/default.nix b/pkgs/development/python-modules/incremental/default.nix
index 5f1f0beb25f57..8fabae484d919 100644
--- a/pkgs/development/python-modules/incremental/default.nix
+++ b/pkgs/development/python-modules/incremental/default.nix
@@ -11,7 +11,7 @@ let incremental = buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kS/uteD34BiOb0IkHS9FAALhG7wJN8ZYZQRYVMJMC9A=";
+    hash = "sha256-kS/uteD34BiOb0IkHS9FAALhG7wJN8ZYZQRYVMJMC9A=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/inflect/default.nix b/pkgs/development/python-modules/inflect/default.nix
index 7a77373264761..9f2cb0cb7e2df 100644
--- a/pkgs/development/python-modules/inflect/default.nix
+++ b/pkgs/development/python-modules/inflect/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8aa8sBBQRviWGf3hp9BExhLGFMLYXvGCWC2dybhtMJo=";
+    hash = "sha256-8aa8sBBQRviWGf3hp9BExhLGFMLYXvGCWC2dybhtMJo=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/injector/default.nix b/pkgs/development/python-modules/injector/default.nix
index f616cf3c27550..9bbf48b5a4e13 100644
--- a/pkgs/development/python-modules/injector/default.nix
+++ b/pkgs/development/python-modules/injector/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hmG0mi+DCc5h46aoK3rLXiJcS96OF9FhDIk6Zw3/Ijo=";
+    hash = "sha256-hmG0mi+DCc5h46aoK3rLXiJcS96OF9FhDIk6Zw3/Ijo=";
   };
 
   propagatedBuildInputs = [ typing-extensions ];
diff --git a/pkgs/development/python-modules/installer/default.nix b/pkgs/development/python-modules/installer/default.nix
index 836cfa06872bd..b52e6c7283e14 100644
--- a/pkgs/development/python-modules/installer/default.nix
+++ b/pkgs/development/python-modules/installer/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "pradyunsg";
     repo = pname;
     rev = version;
-    sha256 = "sha256-IXznSrc/4LopgZDGFSC6cAOCbts+siKpdl5SvN1FFvA=";
+    hash = "sha256-IXznSrc/4LopgZDGFSC6cAOCbts+siKpdl5SvN1FFvA=";
   };
 
   nativeBuildInputs = [ flit-core ];
diff --git a/pkgs/development/python-modules/intelhex/default.nix b/pkgs/development/python-modules/intelhex/default.nix
index fdeeae5007354..57b8fe75d404b 100644
--- a/pkgs/development/python-modules/intelhex/default.nix
+++ b/pkgs/development/python-modules/intelhex/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-iStzYacZ9JRSN9qMz3VOlRPbMvViiFJ4WuoQjc0lAJM=";
+    hash = "sha256-iStzYacZ9JRSN9qMz3VOlRPbMvViiFJ4WuoQjc0lAJM=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/intensity-normalization/default.nix b/pkgs/development/python-modules/intensity-normalization/default.nix
index 339332452e543..0abbf3e311042 100644
--- a/pkgs/development/python-modules/intensity-normalization/default.nix
+++ b/pkgs/development/python-modules/intensity-normalization/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "intensity_normalization";
     inherit version;
-    sha256 = "sha256-Yjd4hXmbT87xNKSqc6zkKNisOVhQzQAUZI5wBiI/UBk=";
+    hash = "sha256-Yjd4hXmbT87xNKSqc6zkKNisOVhQzQAUZI5wBiI/UBk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/internetarchive/default.nix b/pkgs/development/python-modules/internetarchive/default.nix
index e0021cbc39e04..978906f583ed5 100644
--- a/pkgs/development/python-modules/internetarchive/default.nix
+++ b/pkgs/development/python-modules/internetarchive/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-PLf+PMIXlaoL974e7coQCQKH6cVBYODPhkDxa2vhTB0=";
+    hash = "sha256-PLf+PMIXlaoL974e7coQCQKH6cVBYODPhkDxa2vhTB0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/invisible-watermark/default.nix b/pkgs/development/python-modules/invisible-watermark/default.nix
index ce77b9e3115c2..3c48dcc4d60be 100644
--- a/pkgs/development/python-modules/invisible-watermark/default.nix
+++ b/pkgs/development/python-modules/invisible-watermark/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "ShieldMnt";
     repo = "invisible-watermark";
     rev = version;
-    sha256 = "sha256-NGDPEETuM7rYbo8kXYoRWLJWpa/lWLKEvaaiDzSWYZ4=";
+    hash = "sha256-NGDPEETuM7rYbo8kXYoRWLJWpa/lWLKEvaaiDzSWYZ4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ionhash/default.nix b/pkgs/development/python-modules/ionhash/default.nix
index 901cf602dc801..1b9455dbe821f 100644
--- a/pkgs/development/python-modules/ionhash/default.nix
+++ b/pkgs/development/python-modules/ionhash/default.nix
@@ -8,14 +8,14 @@ buildPythonPackage rec {
     owner = "amzn";
     repo = "ion-hash-python";
     rev = "v${version}";
-    sha256 = "sha256-mXOLKXauWwwIA/LnF4qyZsBiF/QM+rF9MmE2ewmozYo=";
+    hash = "sha256-mXOLKXauWwwIA/LnF4qyZsBiF/QM+rF9MmE2ewmozYo=";
     fetchSubmodules = true;
   };
 
   patches = [
     (fetchpatch {
       url = "https://github.com/amzn/ion-hash-python/commit/5cab56d694ecc176e394bb455c2d726ba1514ce0.patch";
-      sha256 = "sha256-P5QByNafgxI//e3m+b0oG00+rVymCsT/J4dOZSk3354=";
+      hash = "sha256-P5QByNafgxI//e3m+b0oG00+rVymCsT/J4dOZSk3354=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/ipfshttpclient/default.nix b/pkgs/development/python-modules/ipfshttpclient/default.nix
index 965bb5625d4b1..b3c912551d483 100644
--- a/pkgs/development/python-modules/ipfshttpclient/default.nix
+++ b/pkgs/development/python-modules/ipfshttpclient/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage rec {
     owner = "ipfs-shipyard";
     repo = "py-ipfs-http-client";
     rev = version;
-    sha256 = "sha256-OmC67pN2BbuGwM43xNDKlsLhwVeUbpvfOazyIDvoMEA=";
+    hash = "sha256-OmC67pN2BbuGwM43xNDKlsLhwVeUbpvfOazyIDvoMEA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ipwhl/default.nix b/pkgs/development/python-modules/ipwhl/default.nix
index 6ccb1dabebb3c..80068293145d7 100644
--- a/pkgs/development/python-modules/ipwhl/default.nix
+++ b/pkgs/development/python-modules/ipwhl/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "~cnx";
     repo = "ipwhl-utils";
     rev = version;
-    sha256 = "sha256-YaIYcoUnbiv9wUOFIzGj2sWGbh7NsqRQcqOR2X6+QZA=";
+    hash = "sha256-YaIYcoUnbiv9wUOFIzGj2sWGbh7NsqRQcqOR2X6+QZA=";
   };
 
   buildInputs = [ kubo ];
diff --git a/pkgs/development/python-modules/ipydatawidgets/default.nix b/pkgs/development/python-modules/ipydatawidgets/default.nix
index 88c426870c34d..09a7ddab47469 100644
--- a/pkgs/development/python-modules/ipydatawidgets/default.nix
+++ b/pkgs/development/python-modules/ipydatawidgets/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-T7LOaT+yaM2ukAN0z6GpFkHiLZUU0eweYtp0cFCST3Y=";
+    hash = "sha256-T7LOaT+yaM2ukAN0z6GpFkHiLZUU0eweYtp0cFCST3Y=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/ipykernel/default.nix b/pkgs/development/python-modules/ipykernel/default.nix
index 8943a873f5a71..aeb19ec9f2bd2 100644
--- a/pkgs/development/python-modules/ipykernel/default.nix
+++ b/pkgs/development/python-modules/ipykernel/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bpITSE5M4fsUJn7kNeGPI8w6BjTmNbn7TtRne4Tg/fg=";
+    hash = "sha256-bpITSE5M4fsUJn7kNeGPI8w6BjTmNbn7TtRne4Tg/fg=";
   };
 
   # debugpy is optional, see https://github.com/ipython/ipykernel/pull/767
diff --git a/pkgs/development/python-modules/ipympl/default.nix b/pkgs/development/python-modules/ipympl/default.nix
index c70fe92b5dfce..f227d5d7c7785 100644
--- a/pkgs/development/python-modules/ipympl/default.nix
+++ b/pkgs/development/python-modules/ipympl/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version format;
-    sha256 = "sha256-0RPNVYkbr+myfvmbbdERqHvra7KuVQxAQpInIQO+gBM=";
+    hash = "sha256-0RPNVYkbr+myfvmbbdERqHvra7KuVQxAQpInIQO+gBM=";
   };
 
 
diff --git a/pkgs/development/python-modules/ipyvue/default.nix b/pkgs/development/python-modules/ipyvue/default.nix
index d18c5e9621967..26b79b633edb7 100644
--- a/pkgs/development/python-modules/ipyvue/default.nix
+++ b/pkgs/development/python-modules/ipyvue/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hBqNvg6dKx6P5Yo17nUA9ztmvQjz+ChNFWnD2OOPp3U=";
+    hash = "sha256-hBqNvg6dKx6P5Yo17nUA9ztmvQjz+ChNFWnD2OOPp3U=";
   };
 
   propagatedBuildInputs = [ ipywidgets ];
diff --git a/pkgs/development/python-modules/ipyvuetify/default.nix b/pkgs/development/python-modules/ipyvuetify/default.nix
index 1fbf03cfa7977..44a097fd1b48e 100644
--- a/pkgs/development/python-modules/ipyvuetify/default.nix
+++ b/pkgs/development/python-modules/ipyvuetify/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   # GitHub version tries to run npm (Node JS)
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-viBWeFLGuKQKs9wXO3EULTNorrW25P2DFX1t5OmUcW0=";
+    hash = "sha256-viBWeFLGuKQKs9wXO3EULTNorrW25P2DFX1t5OmUcW0=";
   };
 
   propagatedBuildInputs = [ ipyvue ];
diff --git a/pkgs/development/python-modules/irc/default.nix b/pkgs/development/python-modules/irc/default.nix
index 88e7efbc230e4..99525060c51a8 100644
--- a/pkgs/development/python-modules/irc/default.nix
+++ b/pkgs/development/python-modules/irc/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tvc3ky3UeR87GOMZ3nt9rwLSKFpr6iY9EB9NjlU4B+w=";
+    hash = "sha256-tvc3ky3UeR87GOMZ3nt9rwLSKFpr6iY9EB9NjlU4B+w=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/ircrobots/default.nix b/pkgs/development/python-modules/ircrobots/default.nix
index 8351ff3d86be1..e698e231c8d2f 100644
--- a/pkgs/development/python-modules/ircrobots/default.nix
+++ b/pkgs/development/python-modules/ircrobots/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "jesopo";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-+BrS1+ZkgwT/qvqD0PwRZi2LF+31biS738SzKH1dy7w=";
+    hash = "sha256-+BrS1+ZkgwT/qvqD0PwRZi2LF+31biS738SzKH1dy7w=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/irctokens/default.nix b/pkgs/development/python-modules/irctokens/default.nix
index e0863e43fdcef..9f40a88dd3528 100644
--- a/pkgs/development/python-modules/irctokens/default.nix
+++ b/pkgs/development/python-modules/irctokens/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "jesopo";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-FgcLngS11U9eBNV/8jllwdrm89tCmthA1sUaFDovk6U=";
+    hash = "sha256-FgcLngS11U9eBNV/8jllwdrm89tCmthA1sUaFDovk6U=";
   };
 
   nativeCheckInputs = [ pyyaml ];
diff --git a/pkgs/development/python-modules/iso3166/default.nix b/pkgs/development/python-modules/iso3166/default.nix
index 9291912ecf51a..27cca09990b6a 100644
--- a/pkgs/development/python-modules/iso3166/default.nix
+++ b/pkgs/development/python-modules/iso3166/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "deactivated";
     repo = "python-iso3166";
     rev = version;
-    sha256 = "sha256-/y7c2qSA6+WKUP9YTSaMBjBxtqAuF4nB3MKvL5P6vL0=";
+    hash = "sha256-/y7c2qSA6+WKUP9YTSaMBjBxtqAuF4nB3MKvL5P6vL0=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/isoduration/default.nix b/pkgs/development/python-modules/isoduration/default.nix
index e0383b9883a56..e37e44361a100 100644
--- a/pkgs/development/python-modules/isoduration/default.nix
+++ b/pkgs/development/python-modules/isoduration/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "bolsote";
     repo = pname;
     rev = version;
-    sha256 = "sha256-6LqsH+3V/K0s2YD1gvmelo+cCH+yCAmmyTYGhUegVdk=";
+    hash = "sha256-6LqsH+3V/K0s2YD1gvmelo+cCH+yCAmmyTYGhUegVdk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/isort/default.nix b/pkgs/development/python-modules/isort/default.nix
index 1b0ec627d3c75..5abfcc9737d0f 100644
--- a/pkgs/development/python-modules/isort/default.nix
+++ b/pkgs/development/python-modules/isort/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "PyCQA";
     repo = "isort";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-8ija4xWWZuYkElXLdziV7ulN8dubIsChcZQ5dx9hfO0=";
+    hash = "sha256-8ija4xWWZuYkElXLdziV7ulN8dubIsChcZQ5dx9hfO0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/isounidecode/default.nix b/pkgs/development/python-modules/isounidecode/default.nix
index 388b7be391e06..417fca817f694 100644
--- a/pkgs/development/python-modules/isounidecode/default.nix
+++ b/pkgs/development/python-modules/isounidecode/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TbCpYsY0GCbJpprKq8L5I6WxJNU6M1voku8pFzvDHFs=";
+    hash = "sha256-TbCpYsY0GCbJpprKq8L5I6WxJNU6M1voku8pFzvDHFs=";
   };
 
   pythonImportsCheck = [ "isounidecode" ];
diff --git a/pkgs/development/python-modules/iteration-utilities/default.nix b/pkgs/development/python-modules/iteration-utilities/default.nix
index fd17b76103ba6..fd055d35bdbe6 100644
--- a/pkgs/development/python-modules/iteration-utilities/default.nix
+++ b/pkgs/development/python-modules/iteration-utilities/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "MSeifert04";
     repo = "iteration_utilities";
     rev = "v${version}";
-    sha256 = "sha256-Q/ZuwAf+NPikN8/eltwaUilnLw4DKFm864tUe6GLDak=";
+    hash = "sha256-Q/ZuwAf+NPikN8/eltwaUilnLw4DKFm864tUe6GLDak=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/iterm2/default.nix b/pkgs/development/python-modules/iterm2/default.nix
index eff730e0ad8ea..2016e492acf5c 100644
--- a/pkgs/development/python-modules/iterm2/default.nix
+++ b/pkgs/development/python-modules/iterm2/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9vC+xGwyzsr3vn/YIpbsRpfUvyEB8MSqskzBI5kfojA=";
+    hash = "sha256-9vC+xGwyzsr3vn/YIpbsRpfUvyEB8MSqskzBI5kfojA=";
   };
 
   propagatedBuildInputs = [ protobuf websockets ];
diff --git a/pkgs/development/python-modules/itsdangerous/default.nix b/pkgs/development/python-modules/itsdangerous/default.nix
index e4a22a268d5d1..4121be315f5d2 100644
--- a/pkgs/development/python-modules/itsdangerous/default.nix
+++ b/pkgs/development/python-modules/itsdangerous/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-XbvGizF+XkLzJ/kCF2NUXcP8O/4i5t65aq8fw4h0FWo=";
+    hash = "sha256-XbvGizF+XkLzJ/kCF2NUXcP8O/4i5t65aq8fw4h0FWo=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/jaraco_collections/default.nix b/pkgs/development/python-modules/jaraco_collections/default.nix
index e42499b709990..e60da37712979 100644
--- a/pkgs/development/python-modules/jaraco_collections/default.nix
+++ b/pkgs/development/python-modules/jaraco_collections/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VjBP1L1OuNWFzgys4KyAQYeRsUCFHjdIElQbCqJ8kdA=";
+    hash = "sha256-VjBP1L1OuNWFzgys4KyAQYeRsUCFHjdIElQbCqJ8kdA=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/jaraco_functools/default.nix b/pkgs/development/python-modules/jaraco_functools/default.nix
index 4bfa87f295f11..c0a373c8b6861 100644
--- a/pkgs/development/python-modules/jaraco_functools/default.nix
+++ b/pkgs/development/python-modules/jaraco_functools/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Lho74Rq67O5fWrjdWJY4voMEzEy5E2H+Xmg/S22ft6M=";
+    hash = "sha256-Lho74Rq67O5fWrjdWJY4voMEzEy5E2H+Xmg/S22ft6M=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/jaraco_itertools/default.nix b/pkgs/development/python-modules/jaraco_itertools/default.nix
index 8950d1aff3940..fa652a5355f11 100644
--- a/pkgs/development/python-modules/jaraco_itertools/default.nix
+++ b/pkgs/development/python-modules/jaraco_itertools/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YJjts3xrgCPzeU1CWIoTv3WyygK0D/l5XIRry+DBtGw=";
+    hash = "sha256-YJjts3xrgCPzeU1CWIoTv3WyygK0D/l5XIRry+DBtGw=";
   };
 
   pythonNamespaces = [ "jaraco" ];
diff --git a/pkgs/development/python-modules/jaraco_logging/default.nix b/pkgs/development/python-modules/jaraco_logging/default.nix
index 1fa4e6dfed9fd..e6cd8e253dd80 100644
--- a/pkgs/development/python-modules/jaraco_logging/default.nix
+++ b/pkgs/development/python-modules/jaraco_logging/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "jaraco.logging";
     inherit version;
-    sha256 = "sha256-k6cLizdnd5rWx7Vu6YV5ztd7afFqu8rnSfYsLFnmeTE=";
+    hash = "sha256-k6cLizdnd5rWx7Vu6YV5ztd7afFqu8rnSfYsLFnmeTE=";
   };
 
   pythonNamespaces = [ "jaraco" ];
diff --git a/pkgs/development/python-modules/jaraco_text/default.nix b/pkgs/development/python-modules/jaraco_text/default.nix
index 9243e499cd47f..38febd83f49bd 100644
--- a/pkgs/development/python-modules/jaraco_text/default.nix
+++ b/pkgs/development/python-modules/jaraco_text/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Mzpd8hSPcTlxhgfN81L+HZUWKXGnKZw4Dcwk2rAWiYA=";
+    hash = "sha256-Mzpd8hSPcTlxhgfN81L+HZUWKXGnKZw4Dcwk2rAWiYA=";
   };
 
   pythonNamespaces = [
diff --git a/pkgs/development/python-modules/jc/default.nix b/pkgs/development/python-modules/jc/default.nix
index 4cbba4d11a4b5..cf71b39783e1a 100644
--- a/pkgs/development/python-modules/jc/default.nix
+++ b/pkgs/development/python-modules/jc/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "kellyjonbrazil";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-ktK/s9Tt1XNIiW/Ztn4znsPXIMrScB4KAS027YqxIVM=";
+    hash = "sha256-ktK/s9Tt1XNIiW/Ztn4znsPXIMrScB4KAS027YqxIVM=";
   };
 
   propagatedBuildInputs = [ ruamel-yaml xmltodict pygments ];
diff --git a/pkgs/development/python-modules/jdatetime/default.nix b/pkgs/development/python-modules/jdatetime/default.nix
index 463d3ce5e0339..f8ae9d182793a 100644
--- a/pkgs/development/python-modules/jdatetime/default.nix
+++ b/pkgs/development/python-modules/jdatetime/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SmeoLuV+NbX2+ff75qDtpj9Wzh3Yr0CbTComozQEV9s=";
+    hash = "sha256-SmeoLuV+NbX2+ff75qDtpj9Wzh3Yr0CbTComozQEV9s=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jenkins-job-builder/default.nix b/pkgs/development/python-modules/jenkins-job-builder/default.nix
index 49b7dd44c6039..0bdced39c039c 100644
--- a/pkgs/development/python-modules/jenkins-job-builder/default.nix
+++ b/pkgs/development/python-modules/jenkins-job-builder/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5jCltdomD4u5LZrYJFUHB/sLORXYuWoeJOalAci0+XQ=";
+    hash = "sha256-5jCltdomD4u5LZrYJFUHB/sLORXYuWoeJOalAci0+XQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/jenkinsapi/default.nix b/pkgs/development/python-modules/jenkinsapi/default.nix
index 81988ff9ae3ad..f5a646a16f313 100644
--- a/pkgs/development/python-modules/jenkinsapi/default.nix
+++ b/pkgs/development/python-modules/jenkinsapi/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JGqYpj5h9UoV0WEFyxVIjFZwc030HobHrw1dnAryQLk=";
+    hash = "sha256-JGqYpj5h9UoV0WEFyxVIjFZwc030HobHrw1dnAryQLk=";
   };
 
   propagatedBuildInputs = [ pytz requests ];
diff --git a/pkgs/development/python-modules/jinja2-ansible-filters/default.nix b/pkgs/development/python-modules/jinja2-ansible-filters/default.nix
index 33975ee204ea5..79af7744a8664 100644
--- a/pkgs/development/python-modules/jinja2-ansible-filters/default.nix
+++ b/pkgs/development/python-modules/jinja2-ansible-filters/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-B8EM9E1wc/TwEQLKEtmi3DG0HUfkxh7ZLvam0mabNWs=";
+    hash = "sha256-B8EM9E1wc/TwEQLKEtmi3DG0HUfkxh7ZLvam0mabNWs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jinja2-time/default.nix b/pkgs/development/python-modules/jinja2-time/default.nix
index ecd42a1c54dc8..3daf84fa69d7d 100644
--- a/pkgs/development/python-modules/jinja2-time/default.nix
+++ b/pkgs/development/python-modules/jinja2-time/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     # fix usage of arrow in tests
     (fetchpatch {
       url = "https://github.com/hackebrot/jinja2-time/pull/19/commits/3b2476c266ba53262352153104ca3501722823a4.patch";
-      sha256 = "sha256-zh4PpAj2GtpgaEap/Yvu6DNY84AwH/YTJlUPRRHPyTs=";
+      hash = "sha256-zh4PpAj2GtpgaEap/Yvu6DNY84AwH/YTJlUPRRHPyTs=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/jinja2/default.nix b/pkgs/development/python-modules/jinja2/default.nix
index 048890d18c07f..cb30b871ca869 100644
--- a/pkgs/development/python-modules/jinja2/default.nix
+++ b/pkgs/development/python-modules/jinja2/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MTUacCpAip51laj8YVD8P0O7a/fjGXcMvA2535Q36FI=";
+    hash = "sha256-MTUacCpAip51laj8YVD8P0O7a/fjGXcMvA2535Q36FI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jmespath/default.nix b/pkgs/development/python-modules/jmespath/default.nix
index 92005868a57f2..db761a982305a 100644
--- a/pkgs/development/python-modules/jmespath/default.nix
+++ b/pkgs/development/python-modules/jmespath/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kCYbIG1t79WP3V6F9Hi/YzopAXmJBr4q04kVDFxg7b4=";
+    hash = "sha256-kCYbIG1t79WP3V6F9Hi/YzopAXmJBr4q04kVDFxg7b4=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/jmp/default.nix b/pkgs/development/python-modules/jmp/default.nix
index 66eece32c52a5..d45c684623724 100644
--- a/pkgs/development/python-modules/jmp/default.nix
+++ b/pkgs/development/python-modules/jmp/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "deepmind";
     repo = pname;
     rev = "260e5ba01f46b10c579a61393e6c7e546aeae93e";
-    sha256 = "sha256-BTHy/jNf6LeV+x3GTI9MDBWLK6A5z2Z1TQyBkHMTeuE=";
+    hash = "sha256-BTHy/jNf6LeV+x3GTI9MDBWLK6A5z2Z1TQyBkHMTeuE=";
   };
 
   # Wheel requires only `numpy`, but the import needs `jax`.
diff --git a/pkgs/development/python-modules/joblib/default.nix b/pkgs/development/python-modules/joblib/default.nix
index 98ec450671c9e..2a2389cf82773 100644
--- a/pkgs/development/python-modules/joblib/default.nix
+++ b/pkgs/development/python-modules/joblib/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4c7kp55K8iiBFk8hjUMR9gB0GX+3B+CC6AO2H20TcBg=";
+    hash = "sha256-4c7kp55K8iiBFk8hjUMR9gB0GX+3B+CC6AO2H20TcBg=";
   };
 
   nativeCheckInputs = [ sphinx numpydoc pytestCheckHook psutil ];
diff --git a/pkgs/development/python-modules/josepy/default.nix b/pkgs/development/python-modules/josepy/default.nix
index 4dfe43e5ca401..76004df63bc8f 100644
--- a/pkgs/development/python-modules/josepy/default.nix
+++ b/pkgs/development/python-modules/josepy/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-iTHa84+KTIUnSg6LfLJa3f2NHyj5+4++0FPdUa7HXck=";
+    hash = "sha256-iTHa84+KTIUnSg6LfLJa3f2NHyj5+4++0FPdUa7HXck=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jplephem/default.nix b/pkgs/development/python-modules/jplephem/default.nix
index 93b1ffb550ee5..a2da6c10b3a83 100644
--- a/pkgs/development/python-modules/jplephem/default.nix
+++ b/pkgs/development/python-modules/jplephem/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SSkR6KTEeDB5GwO5oP/ff8ZfaF0cuzoXkLHqKIrn+uU=";
+    hash = "sha256-SSkR6KTEeDB5GwO5oP/ff8ZfaF0cuzoXkLHqKIrn+uU=";
   };
 
   propagatedBuildInputs = [ numpy ];
diff --git a/pkgs/development/python-modules/jproperties/default.nix b/pkgs/development/python-modules/jproperties/default.nix
index 35c762988bb81..c67fea93b13a8 100644
--- a/pkgs/development/python-modules/jproperties/default.nix
+++ b/pkgs/development/python-modules/jproperties/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "Tblue";
     repo = "python-jproperties";
     rev = "v${version}";
-    sha256 = "sha256-O+ALeGHMNjW1dc9IRyLzO81k8DW2vbGjuZqXxgrhYjo=";
+    hash = "sha256-O+ALeGHMNjW1dc9IRyLzO81k8DW2vbGjuZqXxgrhYjo=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/jpylyzer/default.nix b/pkgs/development/python-modules/jpylyzer/default.nix
index 9e31735242ccd..81f3c11b1b1ca 100644
--- a/pkgs/development/python-modules/jpylyzer/default.nix
+++ b/pkgs/development/python-modules/jpylyzer/default.nix
@@ -19,7 +19,7 @@ let
     owner = "openpreserve";
     repo = "jpylyzer-test-files";
     rev = "146cb0029b5ea9d8ef22dc6683cec8afae1cc63a";
-    sha256 = "sha256-uKUau7mYXqGs4dSnXGPnPsH9k81ZCK0aPj5F9HWBMZ8=";
+    hash = "sha256-uKUau7mYXqGs4dSnXGPnPsH9k81ZCK0aPj5F9HWBMZ8=";
   };
 
 in buildPythonPackage rec {
@@ -30,7 +30,7 @@ in buildPythonPackage rec {
     owner = "openpreserve";
     repo = pname;
     rev = version;
-    sha256 = "sha256-LBVOwjWC/HEvGgoi8WxEdl33M4JrfdHEj1Dk7f1NAiA=";
+    hash = "sha256-LBVOwjWC/HEvGgoi8WxEdl33M4JrfdHEj1Dk7f1NAiA=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/jpype1/default.nix b/pkgs/development/python-modules/jpype1/default.nix
index 0093afbb58294..dc16012391877 100644
--- a/pkgs/development/python-modules/jpype1/default.nix
+++ b/pkgs/development/python-modules/jpype1/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "JPype1";
     inherit version;
-    sha256 = "sha256-3I7oVAc0dK15rhaNkML2iThU9Yk2z6GPNYfK2uDTaW0=";
+    hash = "sha256-3I7oVAc0dK15rhaNkML2iThU9Yk2z6GPNYfK2uDTaW0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jq/default.nix b/pkgs/development/python-modules/jq/default.nix
index e948c9f306c5e..3e7c7f954e5eb 100644
--- a/pkgs/development/python-modules/jq/default.nix
+++ b/pkgs/development/python-modules/jq/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "mwilliamson";
     repo = "jq.py";
     rev = version;
-    sha256 = "sha256-1EQm5ShjFHbO1IO5QD42fsGHFGDBrJulLrcl+WeU7wo=";
+    hash = "sha256-1EQm5ShjFHbO1IO5QD42fsGHFGDBrJulLrcl+WeU7wo=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/json-home-client/default.nix b/pkgs/development/python-modules/json-home-client/default.nix
index 3658ec111eec6..6b63733505c80 100644
--- a/pkgs/development/python-modules/json-home-client/default.nix
+++ b/pkgs/development/python-modules/json-home-client/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "plinss";
     repo = "json_home_client";
     rev = "v${version}";
-    sha256 = "sha256-DhnvvY1nMe1sdRE+OgjBt4TsLmiqnD8If4rl700zW9E=";
+    hash = "sha256-DhnvvY1nMe1sdRE+OgjBt4TsLmiqnD8If4rl700zW9E=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/json-rpc/default.nix b/pkgs/development/python-modules/json-rpc/default.nix
index 58e4b52964446..6c36533f8c6fd 100644
--- a/pkgs/development/python-modules/json-rpc/default.nix
+++ b/pkgs/development/python-modules/json-rpc/default.nix
@@ -8,7 +8,7 @@ in buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/13xx/2G4dvQJZ8GWZdRzpGnx5DykEFHk6Vlq1ht3FI=";
+    hash = "sha256-/13xx/2G4dvQJZ8GWZdRzpGnx5DykEFHk6Vlq1ht3FI=";
   };
 
   nativeCheckInputs = pythonEnv ++ [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/jsonconversion/default.nix b/pkgs/development/python-modules/jsonconversion/default.nix
index dda1d48a6912d..a98798f05fb8e 100644
--- a/pkgs/development/python-modules/jsonconversion/default.nix
+++ b/pkgs/development/python-modules/jsonconversion/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4hMY0N/Px+g5zn3YzNfDWPyi8Pglvd/c2N9SeC4JoZ0=";
+    hash = "sha256-4hMY0N/Px+g5zn3YzNfDWPyi8Pglvd/c2N9SeC4JoZ0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/jsondiff/default.nix b/pkgs/development/python-modules/jsondiff/default.nix
index b6d6401b455f6..df2e883825c51 100644
--- a/pkgs/development/python-modules/jsondiff/default.nix
+++ b/pkgs/development/python-modules/jsondiff/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-J5WETvB17IorjThcTVn16kiwjnGA/OPLJ4e+DbALH7Q=";
+    hash = "sha256-J5WETvB17IorjThcTVn16kiwjnGA/OPLJ4e+DbALH7Q=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/jsonmerge/default.nix b/pkgs/development/python-modules/jsonmerge/default.nix
index 69a76db190f01..6dfa6914f4266 100644
--- a/pkgs/development/python-modules/jsonmerge/default.nix
+++ b/pkgs/development/python-modules/jsonmerge/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-otH4ACHFwdcKSeMfhitfBo+dsGYIDYVh6AZU3nSjWE0=";
+    hash = "sha256-otH4ACHFwdcKSeMfhitfBo+dsGYIDYVh6AZU3nSjWE0=";
   };
 
   propagatedBuildInputs = [ jsonschema ];
diff --git a/pkgs/development/python-modules/jsonpath-ng/default.nix b/pkgs/development/python-modules/jsonpath-ng/default.nix
index 86d39b5944fa5..3f189a89439b2 100644
--- a/pkgs/development/python-modules/jsonpath-ng/default.nix
+++ b/pkgs/development/python-modules/jsonpath-ng/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     repo = pname;
     # missing tag https://github.com/h2non/jsonpath-ng/issues/114
     rev = "cce4a3d4063ac8af928795acc53beb27a2bfd101";
-    sha256 = "sha256-+9iQHQs5TQhZFeIqMlsa3FFPfZEktAWy1lSdJU7kZrc=";
+    hash = "sha256-+9iQHQs5TQhZFeIqMlsa3FFPfZEktAWy1lSdJU7kZrc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jsonpickle/default.nix b/pkgs/development/python-modules/jsonpickle/default.nix
index 8289bf0e95752..d60fd41d70453 100644
--- a/pkgs/development/python-modules/jsonpickle/default.nix
+++ b/pkgs/development/python-modules/jsonpickle/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AyU4gEeV5zuU6tQQgArDh/223pj4iCrJV/zSR+OoUgA=";
+    hash = "sha256-AyU4gEeV5zuU6tQQgArDh/223pj4iCrJV/zSR+OoUgA=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/jsonpointer/default.nix b/pkgs/development/python-modules/jsonpointer/default.nix
index 504b7f7035a69..646824b064a77 100644
--- a/pkgs/development/python-modules/jsonpointer/default.nix
+++ b/pkgs/development/python-modules/jsonpointer/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-l8ulFSbIKSgiGP65nasbHmvfjv0cQ9ydV74JPA1pyZo=";
+    hash = "sha256-l8ulFSbIKSgiGP65nasbHmvfjv0cQ9ydV74JPA1pyZo=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/jsonrpc-websocket/default.nix b/pkgs/development/python-modules/jsonrpc-websocket/default.nix
index fb70cdf695509..6c1569055b5d5 100644
--- a/pkgs/development/python-modules/jsonrpc-websocket/default.nix
+++ b/pkgs/development/python-modules/jsonrpc-websocket/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "emlove";
     repo = "jsonrpc-websocket";
     rev = version;
-    sha256 = "sha256-xSOITOVtsNMEDrq610l8LNipLdyMWzKOQDedQEGaNOQ=";
+    hash = "sha256-xSOITOVtsNMEDrq610l8LNipLdyMWzKOQDedQEGaNOQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jsonrpclib-pelix/default.nix b/pkgs/development/python-modules/jsonrpclib-pelix/default.nix
index f049e2a09d3d7..31bb0fe3137eb 100644
--- a/pkgs/development/python-modules/jsonrpclib-pelix/default.nix
+++ b/pkgs/development/python-modules/jsonrpclib-pelix/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6eCzPvqPog2BfdeN/Z5M2zlnyKXTy1p4O+HugcSonHw=";
+    hash = "sha256-6eCzPvqPog2BfdeN/Z5M2zlnyKXTy1p4O+HugcSonHw=";
   };
 
   doCheck = false; # test_suite="tests" in setup.py but no tests in pypi.
diff --git a/pkgs/development/python-modules/jsonschema/default.nix b/pkgs/development/python-modules/jsonschema/default.nix
index 71a7bc36320a3..f60b693a8287a 100644
--- a/pkgs/development/python-modules/jsonschema/default.nix
+++ b/pkgs/development/python-modules/jsonschema/default.nix
@@ -33,7 +33,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-D4ZEN6uLYHa6ZwdFPvj5imoNUSqA6T+KvbZ29zfstg0=";
+    hash = "sha256-D4ZEN6uLYHa6ZwdFPvj5imoNUSqA6T+KvbZ29zfstg0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/jstyleson/default.nix b/pkgs/development/python-modules/jstyleson/default.nix
index d5b7b0a76b698..757a8ef8bf29a 100644
--- a/pkgs/development/python-modules/jstyleson/default.nix
+++ b/pkgs/development/python-modules/jstyleson/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     repo = "jstyleson";
     # https://github.com/linjackson78/jstyleson/issues/6
     rev = "544b9fdb43339cdd15dd03dc69a6d0f36dd73241";
-    sha256 = "sha256-s/0DDfy+07TuUNjHPqKRT3xMMQl6spZCacB7Dweof7A=";
+    hash = "sha256-s/0DDfy+07TuUNjHPqKRT3xMMQl6spZCacB7Dweof7A=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/jupyter-book/default.nix b/pkgs/development/python-modules/jupyter-book/default.nix
index 12c4e08c9ae12..77ec8f2da5431 100644
--- a/pkgs/development/python-modules/jupyter-book/default.nix
+++ b/pkgs/development/python-modules/jupyter-book/default.nix
@@ -34,7 +34,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-BxrVrOsCqFRmx16l6YdkJplwdnU2XhRFMHd5DGy+dqE=";
+    hash = "sha256-BxrVrOsCqFRmx16l6YdkJplwdnU2XhRFMHd5DGy+dqE=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyter-client/default.nix b/pkgs/development/python-modules/jupyter-client/default.nix
index af9bb4aa24063..5aa400a1694c2 100644
--- a/pkgs/development/python-modules/jupyter-client/default.nix
+++ b/pkgs/development/python-modules/jupyter-client/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7WVJi+pth2752No+DbPdM8XRKfWyZF9WrgOZN4KWa9A=";
+    hash = "sha256-7WVJi+pth2752No+DbPdM8XRKfWyZF9WrgOZN4KWa9A=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyter-lsp/default.nix b/pkgs/development/python-modules/jupyter-lsp/default.nix
index 342e0233eb760..b0ef523e288cb 100644
--- a/pkgs/development/python-modules/jupyter-lsp/default.nix
+++ b/pkgs/development/python-modules/jupyter-lsp/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dRq9NUE76ZpDMfNZewk0Gtx1VYntMgkawvaG2z1hJn4=";
+    hash = "sha256-dRq9NUE76ZpDMfNZewk0Gtx1VYntMgkawvaG2z1hJn4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyter-packaging/default.nix b/pkgs/development/python-modules/jupyter-packaging/default.nix
index 62dfc6ded9326..24ad566b2a2c0 100644
--- a/pkgs/development/python-modules/jupyter-packaging/default.nix
+++ b/pkgs/development/python-modules/jupyter-packaging/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "jupyter_packaging";
     inherit version;
-    sha256 = "sha256-nZsrY7l//WeovFORwypCG8QVsmSjLJnk2NjdMdqunPQ=";
+    hash = "sha256-nZsrY7l//WeovFORwypCG8QVsmSjLJnk2NjdMdqunPQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyter-server-mathjax/default.nix b/pkgs/development/python-modules/jupyter-server-mathjax/default.nix
index 21eb1f9eb77f3..aaa922ef133a6 100644
--- a/pkgs/development/python-modules/jupyter-server-mathjax/default.nix
+++ b/pkgs/development/python-modules/jupyter-server-mathjax/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "jupyter_server_mathjax";
-    sha256 = "sha256-ux5rbcBobB/jhqIrWIYWPbVIiTqZwoEMNjmenEyiOUM=";
+    hash = "sha256-ux5rbcBobB/jhqIrWIYWPbVIiTqZwoEMNjmenEyiOUM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyter-sphinx/default.nix b/pkgs/development/python-modules/jupyter-sphinx/default.nix
index 7355cb9276418..13758cb07c13a 100644
--- a/pkgs/development/python-modules/jupyter-sphinx/default.nix
+++ b/pkgs/development/python-modules/jupyter-sphinx/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "jupyter_sphinx";
-    sha256 = "sha256-DBGjjxNDE48sUFHA00xMVF9EgBdMG9QcAlb+gm4LqlU=";
+    hash = "sha256-DBGjjxNDE48sUFHA00xMVF9EgBdMG9QcAlb+gm4LqlU=";
   };
 
   propagatedBuildInputs = [ nbconvert nbformat sphinx ipywidgets ];
diff --git a/pkgs/development/python-modules/jupyter_console/default.nix b/pkgs/development/python-modules/jupyter_console/default.nix
index 1adb8a5bec40e..91e21f91019e3 100644
--- a/pkgs/development/python-modules/jupyter_console/default.nix
+++ b/pkgs/development/python-modules/jupyter_console/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WTEhLVy8H5Vvb9YVdVteFfOJqOqmlyiNu+Q3cBdhXsw=";
+    hash = "sha256-WTEhLVy8H5Vvb9YVdVteFfOJqOqmlyiNu+Q3cBdhXsw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix b/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
index 2137a0f3f055d..31f33821b9549 100644
--- a/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
+++ b/pkgs/development/python-modules/jupyterhub-systemdspawner/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "jupyterhub";
     repo = "systemdspawner";
     rev = "v${version}";
-    sha256 = "sha256-EUCA+CKCeYr+cLVrqTqe3Q32JkbqeALL6tfOnlVHk8Q=";
+    hash = "sha256-EUCA+CKCeYr+cLVrqTqe3Q32JkbqeALL6tfOnlVHk8Q=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyterhub/default.nix b/pkgs/development/python-modules/jupyterhub/default.nix
index ffa6a336696a3..8424d5add9164 100644
--- a/pkgs/development/python-modules/jupyterhub/default.nix
+++ b/pkgs/development/python-modules/jupyterhub/default.nix
@@ -66,7 +66,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3GGPZXwjukYoDjYlflCTGAZnS6Dp5kmK+wke/GIm1p0=";
+    hash = "sha256-3GGPZXwjukYoDjYlflCTGAZnS6Dp5kmK+wke/GIm1p0=";
   };
 
   # Most of this only applies when building from source (e.g. js/css assets are
diff --git a/pkgs/development/python-modules/jupyterlab-git/default.nix b/pkgs/development/python-modules/jupyterlab-git/default.nix
index 8d7d78ce70a57..e894a8c88d8d9 100644
--- a/pkgs/development/python-modules/jupyterlab-git/default.nix
+++ b/pkgs/development/python-modules/jupyterlab-git/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "jupyterlab_git";
     inherit version;
-    sha256 = "sha256-UXZ9qgAvCKfPCzchFOtwbv8vNPEtcLU0dwBGTmiHSD4=";
+    hash = "sha256-UXZ9qgAvCKfPCzchFOtwbv8vNPEtcLU0dwBGTmiHSD4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyterlab-lsp/default.nix b/pkgs/development/python-modules/jupyterlab-lsp/default.nix
index 9140e2290d245..3f04f837c1fd8 100644
--- a/pkgs/development/python-modules/jupyterlab-lsp/default.nix
+++ b/pkgs/development/python-modules/jupyterlab-lsp/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VZrUaS+X9C3WufCzMKuScD8CuORbuvbpz1mJiolyIqA=";
+    hash = "sha256-VZrUaS+X9C3WufCzMKuScD8CuORbuvbpz1mJiolyIqA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/jupyterlab-widgets/default.nix b/pkgs/development/python-modules/jupyterlab-widgets/default.nix
index 1634e986d0253..195a649a25a31 100644
--- a/pkgs/development/python-modules/jupyterlab-widgets/default.nix
+++ b/pkgs/development/python-modules/jupyterlab-widgets/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "jupyterlab_widgets";
     inherit version;
-    sha256 = "sha256-7q7N6vbAOvyWDdriAc7YjVl5tMqcOJG8uPZjGvcF9e8=";
+    hash = "sha256-7q7N6vbAOvyWDdriAc7YjVl5tMqcOJG8uPZjGvcF9e8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/k5test/default.nix b/pkgs/development/python-modules/k5test/default.nix
index b3f56a8e0d62d..640a80d700d83 100644
--- a/pkgs/development/python-modules/k5test/default.nix
+++ b/pkgs/development/python-modules/k5test/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-nJ3uvK1joxXoGDPUXp/RK/IBZmQ7iry5/29NaxhMVx8=";
+    hash = "sha256-nJ3uvK1joxXoGDPUXp/RK/IBZmQ7iry5/29NaxhMVx8=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/kaitaistruct/default.nix b/pkgs/development/python-modules/kaitaistruct/default.nix
index c82f2b4c04b9d..f52851930488e 100644
--- a/pkgs/development/python-modules/kaitaistruct/default.nix
+++ b/pkgs/development/python-modules/kaitaistruct/default.nix
@@ -11,7 +11,7 @@ let
     owner = "kaitai-io";
     repo = "kaitai_compress";
     rev = "12f4cffb45d95b17033ee4f6679987656c6719cc";
-    sha256 = "sha256-l3rGbblUgxO6Y7grlsMEiT3nRIgUZV1VqTyjIgIDtyA=";
+    hash = "sha256-l3rGbblUgxO6Y7grlsMEiT3nRIgUZV1VqTyjIgIDtyA=";
   };
 in
 buildPythonPackage rec {
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-oETe4pFz1q+6zye8rDna+JtlTdQYz6AJq4LZF4qa5So=";
+    hash = "sha256-oETe4pFz1q+6zye8rDna+JtlTdQYz6AJq4LZF4qa5So=";
   };
 
   preBuild = ''
diff --git a/pkgs/development/python-modules/kajiki/default.nix b/pkgs/development/python-modules/kajiki/default.nix
index c09c0ce3896ed..7ebd9d6cdbd2c 100644
--- a/pkgs/development/python-modules/kajiki/default.nix
+++ b/pkgs/development/python-modules/kajiki/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "jackrosenthal";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-EbXe4Jh2IKAYw9GE0kFgKVv9c9uAOiFFYaMF8CGaOfg=";
+    hash = "sha256-EbXe4Jh2IKAYw9GE0kFgKVv9c9uAOiFFYaMF8CGaOfg=";
   };
 
   propagatedBuildInputs = [ babel pytz nine ];
diff --git a/pkgs/development/python-modules/kazoo/default.nix b/pkgs/development/python-modules/kazoo/default.nix
index 3e6457aafe84f..4799e1503e600 100644
--- a/pkgs/development/python-modules/kazoo/default.nix
+++ b/pkgs/development/python-modules/kazoo/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gAMYx/PatkjN9hbfslvavu+rKmg3qmlR4Po/+A5laWk=";
+    hash = "sha256-gAMYx/PatkjN9hbfslvavu+rKmg3qmlR4Po/+A5laWk=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/keras/default.nix b/pkgs/development/python-modules/keras/default.nix
index 37b7de10f85cc..a2a90aa851d32 100644
--- a/pkgs/development/python-modules/keras/default.nix
+++ b/pkgs/development/python-modules/keras/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit format pname version;
-    sha256 = "sha256-OMb/8OqaiwaicXc2VlySpzyM2bHCOecSXMsYi3hI9l4=";
+    hash = "sha256-OMb/8OqaiwaicXc2VlySpzyM2bHCOecSXMsYi3hI9l4=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/keyboard/default.nix b/pkgs/development/python-modules/keyboard/default.nix
index 8c85da5ef4c2b..c54f8f5fcd7f1 100644
--- a/pkgs/development/python-modules/keyboard/default.nix
+++ b/pkgs/development/python-modules/keyboard/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "boppreh";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-U4GWhPp28azBE3Jn9xpLxudOKx0PjnYO77EM2HsJ9lM=";
+    hash = "sha256-U4GWhPp28azBE3Jn9xpLxudOKx0PjnYO77EM2HsJ9lM=";
   };
 
   pythonImportsCheck = [ "keyboard" ];
diff --git a/pkgs/development/python-modules/keyrings-alt/default.nix b/pkgs/development/python-modules/keyrings-alt/default.nix
index b556718a8cced..ab6959389a9e7 100644
--- a/pkgs/development/python-modules/keyrings-alt/default.nix
+++ b/pkgs/development/python-modules/keyrings-alt/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-K6PVZEG6Bjf1+cCWBo9nAQrART+dC2Jt4qowGTU7ZDE=";
+    hash = "sha256-K6PVZEG6Bjf1+cCWBo9nAQrART+dC2Jt4qowGTU7ZDE=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/keyrings-cryptfile/default.nix b/pkgs/development/python-modules/keyrings-cryptfile/default.nix
index 87cda535128ec..a31a5a3c957df 100644
--- a/pkgs/development/python-modules/keyrings-cryptfile/default.nix
+++ b/pkgs/development/python-modules/keyrings-cryptfile/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-jW+cKMm+xef8C+fl0CGe+6SEkYBHDjFX2/kLCZ62j6c=";
+    hash = "sha256-jW+cKMm+xef8C+fl0CGe+6SEkYBHDjFX2/kLCZ62j6c=";
   };
 
   patches = [
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     # change of API in keyrings.testing
     (fetchpatch {
       url = "https://github.com/frispete/keyrings.cryptfile/commit/6fb9e45f559b8b69f7a0a519c0bece6324471d79.patch";
-      sha256 = "sha256-1878pMO9Ed1zs1pl+7gMjwx77HbDHdE1CryN8TPfPdU=";
+      hash = "sha256-1878pMO9Ed1zs1pl+7gMjwx77HbDHdE1CryN8TPfPdU=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/keyrings-google-artifactregistry-auth/default.nix b/pkgs/development/python-modules/keyrings-google-artifactregistry-auth/default.nix
index c55bbf7a8d5c7..82938b33f27aa 100644
--- a/pkgs/development/python-modules/keyrings-google-artifactregistry-auth/default.nix
+++ b/pkgs/development/python-modules/keyrings-google-artifactregistry-auth/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vrA3+/awws4R2BAxn9wYDKuIZdqioWsQnDr3MYL/5E0=";
+    hash = "sha256-vrA3+/awws4R2BAxn9wYDKuIZdqioWsQnDr3MYL/5E0=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/keyrings-passwordstore/default.nix b/pkgs/development/python-modules/keyrings-passwordstore/default.nix
index 11f632d7bf5d9..f7f5cf0aef2ce 100644
--- a/pkgs/development/python-modules/keyrings-passwordstore/default.nix
+++ b/pkgs/development/python-modules/keyrings-passwordstore/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pylZw45FUtLHzUV4cDyl/nT8tCZwNj4Jf41MMlyskoU=";
+    hash = "sha256-pylZw45FUtLHzUV4cDyl/nT8tCZwNj4Jf41MMlyskoU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/keystoneauth1/default.nix b/pkgs/development/python-modules/keystoneauth1/default.nix
index c3e7e09d098e4..71faf0c4cf18c 100644
--- a/pkgs/development/python-modules/keystoneauth1/default.nix
+++ b/pkgs/development/python-modules/keystoneauth1/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2fdIStX8mwu7fsw8vzeVoXBpT72EglEzHlS6SLvuzHI=";
+    hash = "sha256-2fdIStX8mwu7fsw8vzeVoXBpT72EglEzHlS6SLvuzHI=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/kiss-headers/default.nix b/pkgs/development/python-modules/kiss-headers/default.nix
index f89c7983de379..5f2906cc8cca3 100644
--- a/pkgs/development/python-modules/kiss-headers/default.nix
+++ b/pkgs/development/python-modules/kiss-headers/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "Ousret";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-xPjw/uJTmvmQZDrI3i1KTUeAZuDF1mc13hvFBl8Erh0=";
+    hash = "sha256-xPjw/uJTmvmQZDrI3i1KTUeAZuDF1mc13hvFBl8Erh0=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/kivy/default.nix b/pkgs/development/python-modules/kivy/default.nix
index 77054ebe40ac0..d3276c622b863 100644
--- a/pkgs/development/python-modules/kivy/default.nix
+++ b/pkgs/development/python-modules/kivy/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "kivy";
     repo = "kivy";
     rev = version;
-    sha256 = "sha256-k9LIiLtlHY6H1xfVylI/Xbm7R6pCpC5UHe8GWnCwEGA=";
+    hash = "sha256-k9LIiLtlHY6H1xfVylI/Xbm7R6pCpC5UHe8GWnCwEGA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/klaus/default.nix b/pkgs/development/python-modules/klaus/default.nix
index aaea3c9b6ff93..cede627f91106 100644
--- a/pkgs/development/python-modules/klaus/default.nix
+++ b/pkgs/development/python-modules/klaus/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "jonashaag";
     repo = pname;
     rev = version;
-    sha256 = "sha256-kQcza2beyekJhRT9RwSdMIkeyapcUDtjgkapK3rocvg=";
+    hash = "sha256-kQcza2beyekJhRT9RwSdMIkeyapcUDtjgkapK3rocvg=";
   };
 
   prePatch = ''
diff --git a/pkgs/development/python-modules/korean-lunar-calendar/default.nix b/pkgs/development/python-modules/korean-lunar-calendar/default.nix
index c4a1672dd5e12..3a172d73a393d 100644
--- a/pkgs/development/python-modules/korean-lunar-calendar/default.nix
+++ b/pkgs/development/python-modules/korean-lunar-calendar/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "korean_lunar_calendar";
-    sha256 = "sha256-6yxIUSSgYQFpJr3qbYnv35uf2/FttViVts8eW+wXuFc=";
+    hash = "sha256-6yxIUSSgYQFpJr3qbYnv35uf2/FttViVts8eW+wXuFc=";
   };
 
   # no real tests
diff --git a/pkgs/development/python-modules/kubernetes/default.nix b/pkgs/development/python-modules/kubernetes/default.nix
index a74f22ffa7be5..5b18605852212 100644
--- a/pkgs/development/python-modules/kubernetes/default.nix
+++ b/pkgs/development/python-modules/kubernetes/default.nix
@@ -33,7 +33,7 @@ buildPythonPackage rec {
     owner = "kubernetes-client";
     repo = "python";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-2QkQGZ4Dho2PykH90ijosWWBzhQoCHoWhRL3ruOiDBg=";
+    hash = "sha256-2QkQGZ4Dho2PykH90ijosWWBzhQoCHoWhRL3ruOiDBg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/labmath/default.nix b/pkgs/development/python-modules/labmath/default.nix
index 602cc060128d4..8ace5b3327e1d 100644
--- a/pkgs/development/python-modules/labmath/default.nix
+++ b/pkgs/development/python-modules/labmath/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dzJ4szPxnck0Cgc5IEp5FBmHvIyAC0rqKRVrkt20ntQ=";
+    hash = "sha256-dzJ4szPxnck0Cgc5IEp5FBmHvIyAC0rqKRVrkt20ntQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/language-tags/default.nix b/pkgs/development/python-modules/language-tags/default.nix
index a051819fef723..2d3f68f82cea6 100644
--- a/pkgs/development/python-modules/language-tags/default.nix
+++ b/pkgs/development/python-modules/language-tags/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "OnroerendErfgoed";
     repo = "language-tags";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-T9K290seKhQLqW36EfA9kn3WveKCmyjN4Mx2j50qIEk=";
+    hash = "sha256-T9K290seKhQLqW36EfA9kn3WveKCmyjN4Mx2j50qIEk=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/lark/default.nix b/pkgs/development/python-modules/lark/default.nix
index 7707693f2ab0d..b5ba6c7583f17 100644
--- a/pkgs/development/python-modules/lark/default.nix
+++ b/pkgs/development/python-modules/lark/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "lark-parser";
     repo = "lark";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-drvF+0PSOdrha2rfpntrM8xIbeb0S7eNtfioxkdjEKw=";
+    hash = "sha256-drvF+0PSOdrha2rfpntrM8xIbeb0S7eNtfioxkdjEKw=";
   };
 
   # Optional import, but fixes some re known bugs & allows advanced regex features
diff --git a/pkgs/development/python-modules/launchpadlib/default.nix b/pkgs/development/python-modules/launchpadlib/default.nix
index 2ac1ca14ebace..02acb86b601eb 100644
--- a/pkgs/development/python-modules/launchpadlib/default.nix
+++ b/pkgs/development/python-modules/launchpadlib/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AYmMk3R3sMZKdTOK2wl3Ao1zRqigGesCPPaP7ZmFAUY=";
+    hash = "sha256-AYmMk3R3sMZKdTOK2wl3Ao1zRqigGesCPPaP7ZmFAUY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/lazr-restfulclient/default.nix b/pkgs/development/python-modules/lazr-restfulclient/default.nix
index 9a4cfbaa75cca..c7a9ef78ae23a 100644
--- a/pkgs/development/python-modules/lazr-restfulclient/default.nix
+++ b/pkgs/development/python-modules/lazr-restfulclient/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-B1FxfH502xmH6adzNXB9TX2XzwSxrQiYuCLxIzPWiHw=";
+    hash = "sha256-B1FxfH502xmH6adzNXB9TX2XzwSxrQiYuCLxIzPWiHw=";
   };
 
   propagatedBuildInputs = [ distro httplib2 oauthlib setuptools six wadllib ];
diff --git a/pkgs/development/python-modules/lazy-object-proxy/default.nix b/pkgs/development/python-modules/lazy-object-proxy/default.nix
index d9cc2e763b9cd..a3367cc9bd4fc 100644
--- a/pkgs/development/python-modules/lazy-object-proxy/default.nix
+++ b/pkgs/development/python-modules/lazy-object-proxy/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ZZ+1gJ+kYpuKGsUQb2ac/HvvJvuzid2lOz4BDRrE664=";
+    hash = "sha256-ZZ+1gJ+kYpuKGsUQb2ac/HvvJvuzid2lOz4BDRrE664=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/lc7001/default.nix b/pkgs/development/python-modules/lc7001/default.nix
index 5e78d42471ce9..6e0f565bdc984 100644
--- a/pkgs/development/python-modules/lc7001/default.nix
+++ b/pkgs/development/python-modules/lc7001/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-I4I3vwW1kJsgLFPMGpe9hkD3iEeC3AqI4pCi6SCWPx4=";
+    hash = "sha256-I4I3vwW1kJsgLFPMGpe9hkD3iEeC3AqI4pCi6SCWPx4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/lcov_cobertura/default.nix b/pkgs/development/python-modules/lcov_cobertura/default.nix
index ecbeb35b906fa..a40265c76c882 100644
--- a/pkgs/development/python-modules/lcov_cobertura/default.nix
+++ b/pkgs/development/python-modules/lcov_cobertura/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xs40e/PuZ/jV0CDNZiYmo1lM8r5yfMY0qg0R+j9/E3Q=";
+    hash = "sha256-xs40e/PuZ/jV0CDNZiYmo1lM8r5yfMY0qg0R+j9/E3Q=";
   };
 
   doCheck = true;
diff --git a/pkgs/development/python-modules/ldaptor/default.nix b/pkgs/development/python-modules/ldaptor/default.nix
index caf4f3ef33399..edbcc2c110846 100644
--- a/pkgs/development/python-modules/ldaptor/default.nix
+++ b/pkgs/development/python-modules/ldaptor/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-jEnrGTddSqs+W4NYYGFODLF+VrtaIOGHSAj6W+xno1g=";
+    hash = "sha256-jEnrGTddSqs+W4NYYGFODLF+VrtaIOGHSAj6W+xno1g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/leb128/default.nix b/pkgs/development/python-modules/leb128/default.nix
index aada84c73654b..b206de136219c 100644
--- a/pkgs/development/python-modules/leb128/default.nix
+++ b/pkgs/development/python-modules/leb128/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "mohanson";
     repo = "leb128";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-zK14LPziBkvXAMzuPbcg/47caO/5GEYA9txAzCGfpS8=";
+    hash = "sha256-zK14LPziBkvXAMzuPbcg/47caO/5GEYA9txAzCGfpS8=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/ledgerwallet/default.nix b/pkgs/development/python-modules/ledgerwallet/default.nix
index cf2be98f922a4..6d4687d1e08a8 100644
--- a/pkgs/development/python-modules/ledgerwallet/default.nix
+++ b/pkgs/development/python-modules/ledgerwallet/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     (fetchpatch {
       # Fix removed function in construct library
       url = "https://github.com/LedgerHQ/ledgerctl/commit/fd23d0e14721b93789071e80632e6bd9e47c1256.patch";
-      sha256 = "sha256-YNlENguPQW5FNFT7mqED+ghF3TJiKao4H+56Eu+j+Eo=";
+      hash = "sha256-YNlENguPQW5FNFT7mqED+ghF3TJiKao4H+56Eu+j+Eo=";
       excludes = [ "setup.py" ];
     })
   ];
diff --git a/pkgs/development/python-modules/libagent/default.nix b/pkgs/development/python-modules/libagent/default.nix
index 8a4a5a6a2d49a..61d58ea468c1c 100644
--- a/pkgs/development/python-modules/libagent/default.nix
+++ b/pkgs/development/python-modules/libagent/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "romanz";
     repo = "trezor-agent";
     rev = "v${version}";
-    sha256 = "sha256-RISAy0efdatr9u4CWNRGnlffkC8ksw1NyRpJWKwqz+s=";
+    hash = "sha256-RISAy0efdatr9u4CWNRGnlffkC8ksw1NyRpJWKwqz+s=";
   };
 
   # hardcode the path to gpgconf in the libagent library
diff --git a/pkgs/development/python-modules/libarcus/default.nix b/pkgs/development/python-modules/libarcus/default.nix
index 494e786e9784c..0230e68007dea 100644
--- a/pkgs/development/python-modules/libarcus/default.nix
+++ b/pkgs/development/python-modules/libarcus/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "Ultimaker";
     repo = "libArcus";
     rev = version;
-    sha256 = "sha256-X33ptwYj9YkVWqUDPP+Ic+hoIb+rwsLdQXvHLA9z+3w=";
+    hash = "sha256-X33ptwYj9YkVWqUDPP+Ic+hoIb+rwsLdQXvHLA9z+3w=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/libcloud/default.nix b/pkgs/development/python-modules/libcloud/default.nix
index 817afce5cd1c3..2361768258df4 100644
--- a/pkgs/development/python-modules/libcloud/default.nix
+++ b/pkgs/development/python-modules/libcloud/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FIqeUAaWVEMqfTSZeVTpFDTdOOv2iDLrnHXUQrPmL60=";
+    hash = "sha256-FIqeUAaWVEMqfTSZeVTpFDTdOOv2iDLrnHXUQrPmL60=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/libevdev/default.nix b/pkgs/development/python-modules/libevdev/default.nix
index 0f4e1a8e05dd2..5f63653e3c43c 100644
--- a/pkgs/development/python-modules/libevdev/default.nix
+++ b/pkgs/development/python-modules/libevdev/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6coAak3ySIpgvZp0ABHulI2BkEviNk8BflYBaVCPVg8=";
+    hash = "sha256-6coAak3ySIpgvZp0ABHulI2BkEviNk8BflYBaVCPVg8=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/liblarch/default.nix b/pkgs/development/python-modules/liblarch/default.nix
index 6035260a9d58f..45c020b537204 100644
--- a/pkgs/development/python-modules/liblarch/default.nix
+++ b/pkgs/development/python-modules/liblarch/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "getting-things-gnome";
     repo = "liblarch";
     rev = "v${version}";
-    sha256 = "sha256-A2qChe2z6rAhjRVX5VoHQitebf/nMATdVZQgtlquuYg=";
+    hash = "sha256-A2qChe2z6rAhjRVX5VoHQitebf/nMATdVZQgtlquuYg=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/libnacl/default.nix b/pkgs/development/python-modules/libnacl/default.nix
index cefa9b8188195..d07c08bc65b64 100644
--- a/pkgs/development/python-modules/libnacl/default.nix
+++ b/pkgs/development/python-modules/libnacl/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "saltstack";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-nttR9PQimhqd2pByJ5IJzJ4RmSI4y7lcX7a7jcK+vqc=";
+    hash = "sha256-nttR9PQimhqd2pByJ5IJzJ4RmSI4y7lcX7a7jcK+vqc=";
   };
 
   patches = [
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "fix-crypto_kdf_derive_from_key-32bit.patch";
       url = "https://github.com/saltstack/libnacl/commit/e8a1f95ee1d4d0806fb6aee793dcf308b05d485d.patch";
-      sha256 = "sha256-z6TAVNfPcuWZ/hRgk6Aa8I1IGzne7/NYnUOOQ3TjGVU=";
+      hash = "sha256-z6TAVNfPcuWZ/hRgk6Aa8I1IGzne7/NYnUOOQ3TjGVU=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/librouteros/default.nix b/pkgs/development/python-modules/librouteros/default.nix
index 03f5e9b072a26..c59af697b5f5b 100644
--- a/pkgs/development/python-modules/librouteros/default.nix
+++ b/pkgs/development/python-modules/librouteros/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "luqasz";
     repo = pname;
     rev = version;
-    sha256 = "sha256-VwpZ1RY6Sul7xvWY7ZoOxZ7KgbRmKRwcVdF9e2b3f6Q=";
+    hash = "sha256-VwpZ1RY6Sul7xvWY7ZoOxZ7KgbRmKRwcVdF9e2b3f6Q=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/libsass/default.nix b/pkgs/development/python-modules/libsass/default.nix
index 61c3cb845b72a..341066452536a 100644
--- a/pkgs/development/python-modules/libsass/default.nix
+++ b/pkgs/development/python-modules/libsass/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "sass";
     repo = "libsass-python";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-5O4Er3jNUFy83m/K0HzYR+fHcSDqF/3M+fXaFZY8zEg=";
+    hash = "sha256-5O4Er3jNUFy83m/K0HzYR+fHcSDqF/3M+fXaFZY8zEg=";
   };
 
   buildInputs = [ libsass ];
diff --git a/pkgs/development/python-modules/libsavitar/default.nix b/pkgs/development/python-modules/libsavitar/default.nix
index 588ebfcd1e957..83b3e129ea391 100644
--- a/pkgs/development/python-modules/libsavitar/default.nix
+++ b/pkgs/development/python-modules/libsavitar/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "Ultimaker";
     repo = "libSavitar";
     rev = version;
-    sha256 = "sha256-MAA1WtGED6lvU6N4BE6wwY1aYaFrCq/gkmQFz3VWqNA=";
+    hash = "sha256-MAA1WtGED6lvU6N4BE6wwY1aYaFrCq/gkmQFz3VWqNA=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/libversion/default.nix b/pkgs/development/python-modules/libversion/default.nix
index e3b48b41205cd..dfebeaad538c8 100644
--- a/pkgs/development/python-modules/libversion/default.nix
+++ b/pkgs/development/python-modules/libversion/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "repology";
     repo = "py-libversion";
     rev = version;
-    sha256 = "sha256-p0wtSB+QXAERf+57MMb8cqWoy1bG3XaCpR9GPwYYvJM=";
+    hash = "sha256-p0wtSB+QXAERf+57MMb8cqWoy1bG3XaCpR9GPwYYvJM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/libvirt/default.nix b/pkgs/development/python-modules/libvirt/default.nix
index 36d45c5ac6647..3d9612b17c535 100644
--- a/pkgs/development/python-modules/libvirt/default.nix
+++ b/pkgs/development/python-modules/libvirt/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "libvirt";
     repo = "libvirt-python";
     rev = "v${version}";
-    sha256 = "sha256-/u6sctXn4Jmn2bUl1FjjrKpHReaTg+O9LprKXx3OAyU=";
+    hash = "sha256-/u6sctXn4Jmn2bUl1FjjrKpHReaTg+O9LprKXx3OAyU=";
   };
 
   nativeBuildInputs = [ pkg-config ];
diff --git a/pkgs/development/python-modules/lifelines/default.nix b/pkgs/development/python-modules/lifelines/default.nix
index 437a7881b751d..7e2496d23046a 100644
--- a/pkgs/development/python-modules/lifelines/default.nix
+++ b/pkgs/development/python-modules/lifelines/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "CamDavidsonPilon";
     repo = "lifelines";
     rev = "v${version}";
-    sha256 = "sha256-KDoXplqkTsk85dmcTBhbj2GDcC4ry+2z5C2QHAnBTw4=";
+    hash = "sha256-KDoXplqkTsk85dmcTBhbj2GDcC4ry+2z5C2QHAnBTw4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/lingua/default.nix b/pkgs/development/python-modules/lingua/default.nix
index f116df7e2fda8..c218e4a5376f7 100644
--- a/pkgs/development/python-modules/lingua/default.nix
+++ b/pkgs/development/python-modules/lingua/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-DhqUZ0HbKIpANhrQT/OP4EvwgZg0uKu4TEtTX+2bpO8=";
+    hash = "sha256-DhqUZ0HbKIpANhrQT/OP4EvwgZg0uKu4TEtTX+2bpO8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/livestreamer-curses/default.nix b/pkgs/development/python-modules/livestreamer-curses/default.nix
index 53cb71a123b53..213caaf4fb30e 100644
--- a/pkgs/development/python-modules/livestreamer-curses/default.nix
+++ b/pkgs/development/python-modules/livestreamer-curses/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "gapato";
     repo = "livestreamer-curses";
     rev = "v${version}";
-    sha256 = "sha256-Pi0PIOUhMMAWft9ackB04IgF6DyPrXppNqyVjozIjN4=";
+    hash = "sha256-Pi0PIOUhMMAWft9ackB04IgF6DyPrXppNqyVjozIjN4=";
   };
 
   propagatedBuildInputs = [ livestreamer ];
diff --git a/pkgs/development/python-modules/livestreamer/default.nix b/pkgs/development/python-modules/livestreamer/default.nix
index 4dd4c35cc7384..c7c4b06a97465 100644
--- a/pkgs/development/python-modules/livestreamer/default.nix
+++ b/pkgs/development/python-modules/livestreamer/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "chrippa";
     repo = "livestreamer";
     rev = "v${version}";
-    sha256 = "sha256-PqqyBh+oMmu7Ynly3fqx/+6mQYX+6SpI0Okj2O+YLz0=";
+    hash = "sha256-PqqyBh+oMmu7Ynly3fqx/+6mQYX+6SpI0Okj2O+YLz0=";
   };
 
   nativeBuildInputs = [ makeWrapper ];
diff --git a/pkgs/development/python-modules/lizard/default.nix b/pkgs/development/python-modules/lizard/default.nix
index dec52c8021a37..b54e910cac456 100644
--- a/pkgs/development/python-modules/lizard/default.nix
+++ b/pkgs/development/python-modules/lizard/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "terryyin";
     repo = "lizard";
     rev = version;
-    sha256 = "sha256-4jq6gXpI1hFtX7ka2c/qQ+S6vZCThKOGhQwJ2FOYItY=";
+    hash = "sha256-4jq6gXpI1hFtX7ka2c/qQ+S6vZCThKOGhQwJ2FOYItY=";
   };
 
   propagatedBuildInputs = [ jinja2 ];
diff --git a/pkgs/development/python-modules/llvmlite/default.nix b/pkgs/development/python-modules/llvmlite/default.nix
index d53d40ca30795..dfdbbe755dd98 100644
--- a/pkgs/development/python-modules/llvmlite/default.nix
+++ b/pkgs/development/python-modules/llvmlite/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tDq9fILoBSYcQl1QM1vppsT4QmTjTW1uR1IHMAAF1XI=";
+    hash = "sha256-tDq9fILoBSYcQl1QM1vppsT4QmTjTW1uR1IHMAAF1XI=";
   };
 
   nativeBuildInputs = [ llvm ];
diff --git a/pkgs/development/python-modules/localstack-client/default.nix b/pkgs/development/python-modules/localstack-client/default.nix
index a5a5b0576a2d5..65744f35d075f 100644
--- a/pkgs/development/python-modules/localstack-client/default.nix
+++ b/pkgs/development/python-modules/localstack-client/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     repo = "localstack-python-client";
     # Request for proper tags: https://github.com/localstack/localstack-python-client/issues/38
     rev = "f1e538ad23700e5b1afe98720404f4801475e470";
-    sha256 = "sha256-MBXTiTzCwkduJPPRN7OKaWy2q9J8xCX/GGu09tyac3A=";
+    hash = "sha256-MBXTiTzCwkduJPPRN7OKaWy2q9J8xCX/GGu09tyac3A=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/localstack-ext/default.nix b/pkgs/development/python-modules/localstack-ext/default.nix
index d4046f6546c9e..ed9b190b80f14 100644
--- a/pkgs/development/python-modules/localstack-ext/default.nix
+++ b/pkgs/development/python-modules/localstack-ext/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/uesHiB/54wEfcWf4e9BW1ZvcVfAgAD7yGAlfYxv+6g=";
+    hash = "sha256-/uesHiB/54wEfcWf4e9BW1ZvcVfAgAD7yGAlfYxv+6g=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/localstack/default.nix b/pkgs/development/python-modules/localstack/default.nix
index 48fac9f111383..2b722c92919f2 100644
--- a/pkgs/development/python-modules/localstack/default.nix
+++ b/pkgs/development/python-modules/localstack/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     owner = "localstack";
     repo = "localstack";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-mfPlpB1CvYuhnfucDfJjZtNS+1Kz0/l3+3uUXxxGiF4=";
+    hash = "sha256-mfPlpB1CvYuhnfucDfJjZtNS+1Kz0/l3+3uUXxxGiF4=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/logical-unification/default.nix b/pkgs/development/python-modules/logical-unification/default.nix
index c6abe327233c5..9b802df672898 100644
--- a/pkgs/development/python-modules/logical-unification/default.nix
+++ b/pkgs/development/python-modules/logical-unification/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "pythological";
     repo = "unification";
     rev = "707cf4a39e27a4a8bf06b7e7dce7223085574e65";
-    sha256 = "sha256-3wqO0pWWFRQeoGNvbSDdLNYFyjNnv+O++F7+vTBUJoI=";
+    hash = "sha256-3wqO0pWWFRQeoGNvbSDdLNYFyjNnv+O++F7+vTBUJoI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/logilab/constraint.nix b/pkgs/development/python-modules/logilab/constraint.nix
index 9168d2ef8b06a..e609558d4c927 100644
--- a/pkgs/development/python-modules/logilab/constraint.nix
+++ b/pkgs/development/python-modules/logilab/constraint.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Jk6wvvcDEeHfy7dUcjbnzFIeGBYm5tXzCI26yy+t2qs=";
+    hash = "sha256-Jk6wvvcDEeHfy7dUcjbnzFIeGBYm5tXzCI26yy+t2qs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/luftdaten/default.nix b/pkgs/development/python-modules/luftdaten/default.nix
index 343460325c093..b87771380a8d3 100644
--- a/pkgs/development/python-modules/luftdaten/default.nix
+++ b/pkgs/development/python-modules/luftdaten/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "home-assistant-ecosystem";
     repo = "python-luftdaten";
     rev = version;
-    sha256 = "sha256-nOhJKlUJ678DJ/ilyRHaiQ2fGfoCl+x6l9lsczVLAGw=";
+    hash = "sha256-nOhJKlUJ678DJ/ilyRHaiQ2fGfoCl+x6l9lsczVLAGw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/luhn/default.nix b/pkgs/development/python-modules/luhn/default.nix
index b5622a23d66ab..95d1cad3b807b 100644
--- a/pkgs/development/python-modules/luhn/default.nix
+++ b/pkgs/development/python-modules/luhn/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "mmcloughlin";
     repo = pname;
     rev = version;
-    sha256 = "sha256-ZifaCjOVhWdXuzi5n6V+6eVN5vrEHKgUdpSOXoMyR18=";
+    hash = "sha256-ZifaCjOVhWdXuzi5n6V+6eVN5vrEHKgUdpSOXoMyR18=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/lupa/default.nix b/pkgs/development/python-modules/lupa/default.nix
index 70fed80b282fe..b5f40446bde72 100644
--- a/pkgs/development/python-modules/lupa/default.nix
+++ b/pkgs/development/python-modules/lupa/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0P1OYK0Un+JckFMOKg4DKkKm8EVfKcoO24Fw1ux1HG4=";
+    hash = "sha256-0P1OYK0Un+JckFMOKg4DKkKm8EVfKcoO24Fw1ux1HG4=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/luxtronik/default.nix b/pkgs/development/python-modules/luxtronik/default.nix
index b1e74c9ba6065..14e0cece25c4c 100644
--- a/pkgs/development/python-modules/luxtronik/default.nix
+++ b/pkgs/development/python-modules/luxtronik/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Bouni";
     repo = "python-luxtronik";
     rev = version;
-    sha256 = "sha256-7TuvqOAb/MUumOF6BKTRLOJuvteqZPmFUXXsuwEpmOM=";
+    hash = "sha256-7TuvqOAb/MUumOF6BKTRLOJuvteqZPmFUXXsuwEpmOM=";
   };
 
   # Project has no tests
diff --git a/pkgs/development/python-modules/lxml/default.nix b/pkgs/development/python-modules/lxml/default.nix
index 65cb5afab1872..cf43f6861c558 100644
--- a/pkgs/development/python-modules/lxml/default.nix
+++ b/pkgs/development/python-modules/lxml/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/lxml-${version}";
-    sha256 = "sha256-IHuTlcDbrZHvS6Gtx48IkznVU+9WxZT9XHUZf8M1WOE=";
+    hash = "sha256-IHuTlcDbrZHvS6Gtx48IkznVU+9WxZT9XHUZf8M1WOE=";
   };
 
   # setuptoolsBuildPhase needs dependencies to be passed through nativeBuildInputs
diff --git a/pkgs/development/python-modules/lz4/default.nix b/pkgs/development/python-modules/lz4/default.nix
index 73b03cf83cb27..e172cf2f97cd4 100644
--- a/pkgs/development/python-modules/lz4/default.nix
+++ b/pkgs/development/python-modules/lz4/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-aVnXCrTh+0Ip+FgYWN7hLw8N3iQCmXSywhReD5RTUfI=";
+    hash = "sha256-aVnXCrTh+0Ip+FgYWN7hLw8N3iQCmXSywhReD5RTUfI=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/m2crypto/default.nix b/pkgs/development/python-modules/m2crypto/default.nix
index 8f75d74f95252..3d8475530bd86 100644
--- a/pkgs/development/python-modules/m2crypto/default.nix
+++ b/pkgs/development/python-modules/m2crypto/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mfImCjCQHJSajcbV+CzVMS/7iryS52YzuvIxu7yy3ss=";
+    hash = "sha256-mfImCjCQHJSajcbV+CzVMS/7iryS52YzuvIxu7yy3ss=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/m2r/default.nix b/pkgs/development/python-modules/m2r/default.nix
index 0019a1c5a6885..5ef3111d86ec4 100644
--- a/pkgs/development/python-modules/m2r/default.nix
+++ b/pkgs/development/python-modules/m2r/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     # fix tests in python 3.10
     (fetchpatch {
       url = "https://github.com/miyakogi/m2r/commit/58ee9cabdadf5e3deb13037f3052238f0f2bffcd.patch";
-      sha256 = "sha256-CN3PWmnk7xsn1wngRHuEWmDTP3HtVNxkFv0xzD2Zjlo=";
+      hash = "sha256-CN3PWmnk7xsn1wngRHuEWmDTP3HtVNxkFv0xzD2Zjlo=";
     })
     ./docutils-0.19-compat.patch
   ];
diff --git a/pkgs/development/python-modules/m3u8/default.nix b/pkgs/development/python-modules/m3u8/default.nix
index cc5dfc7ba2549..6bb735e6de72c 100644
--- a/pkgs/development/python-modules/m3u8/default.nix
+++ b/pkgs/development/python-modules/m3u8/default.nix
@@ -8,14 +8,14 @@ buildPythonPackage rec {
     owner = "globocom";
     repo = pname;
     rev = version;
-    sha256 = "sha256-EfHhmV2otEgEy2OVohS+DF7dk97GFdWZ4cFCERZBmlA=";
+    hash = "sha256-EfHhmV2otEgEy2OVohS+DF7dk97GFdWZ4cFCERZBmlA=";
   };
 
   patches = [
     # Fix hardcoded /tmp dir (fix build on Hydra)
     (fetchpatch {
       url = "https://github.com/globocom/m3u8/commit/cf7ae5fda4681efcea796cd7c51c02f152c36009.patch";
-      sha256 = "sha256-SEETpIJQddid8D//6DVrSGs/BqDeMOzufE0bBrm+/xY=";
+      hash = "sha256-SEETpIJQddid8D//6DVrSGs/BqDeMOzufE0bBrm+/xY=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/magicgui/default.nix b/pkgs/development/python-modules/magicgui/default.nix
index 6cf78d129847d..2cd9fd90fe4a5 100644
--- a/pkgs/development/python-modules/magicgui/default.nix
+++ b/pkgs/development/python-modules/magicgui/default.nix
@@ -20,7 +20,7 @@
     owner = "napari";
     repo = "magicgui";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-fVfBQaaT8/lUGqZRXjOPgvkC01Izb8Sxqn7RCqnW9bo=";
+    hash = "sha256-fVfBQaaT8/lUGqZRXjOPgvkC01Izb8Sxqn7RCqnW9bo=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/mahotas/default.nix b/pkgs/development/python-modules/mahotas/default.nix
index e644f1c29eb54..fa711c1b4cc67 100644
--- a/pkgs/development/python-modules/mahotas/default.nix
+++ b/pkgs/development/python-modules/mahotas/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "luispedro";
     repo = "mahotas";
     rev = "v${version}";
-    sha256 = "sha256-AmctF/9hLgHw6FUm0s61eCdcc12lBa1t0OkXclis//w=";
+    hash = "sha256-AmctF/9hLgHw6FUm0s61eCdcc12lBa1t0OkXclis//w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/makefun/default.nix b/pkgs/development/python-modules/makefun/default.nix
index f10f42c567538..9eb72a8910454 100644
--- a/pkgs/development/python-modules/makefun/default.nix
+++ b/pkgs/development/python-modules/makefun/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QLDxGLbe0NjXjHjx62ebi2skYuPBs+BfsbLajNRrSKU=";
+    hash = "sha256-QLDxGLbe0NjXjHjx62ebi2skYuPBs+BfsbLajNRrSKU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/mako/default.nix b/pkgs/development/python-modules/mako/default.nix
index 33b5bd2e5123b..cdfb682b5a65b 100644
--- a/pkgs/development/python-modules/mako/default.nix
+++ b/pkgs/development/python-modules/mako/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Mako";
     inherit version;
-    sha256 = "sha256-1go5A9w7sBoYrWqJzb4uTq3GnAvI7x43c7pT1Ew/ejQ=";
+    hash = "sha256-1go5A9w7sBoYrWqJzb4uTq3GnAvI7x43c7pT1Ew/ejQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/manuel/default.nix b/pkgs/development/python-modules/manuel/default.nix
index 6f1829c7ec51f..9ed3157330714 100644
--- a/pkgs/development/python-modules/manuel/default.nix
+++ b/pkgs/development/python-modules/manuel/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-A5Wq32mR+SSseVz61Z2l3AYYcyqMxYrQ9HSWWrco9/Q=";
+    hash = "sha256-A5Wq32mR+SSseVz61Z2l3AYYcyqMxYrQ9HSWWrco9/Q=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/marisa-trie/default.nix b/pkgs/development/python-modules/marisa-trie/default.nix
index 1a791cd0fb4b5..c5cf720844d7d 100644
--- a/pkgs/development/python-modules/marisa-trie/default.nix
+++ b/pkgs/development/python-modules/marisa-trie/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ruPeXyg2B0z9gD8crxb2g5DyYu8JzX3H0Oiu6baHhkM=";
+    hash = "sha256-ruPeXyg2B0z9gD8crxb2g5DyYu8JzX3H0Oiu6baHhkM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/markdownify/default.nix b/pkgs/development/python-modules/markdownify/default.nix
index fab9f11eae84b..8b5942d61fa35 100644
--- a/pkgs/development/python-modules/markdownify/default.nix
+++ b/pkgs/development/python-modules/markdownify/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AJskDgyfTI6vHQhWJdzUAR4S8PjOxV3t+epvdlXkm/4=";
+    hash = "sha256-AJskDgyfTI6vHQhWJdzUAR4S8PjOxV3t+epvdlXkm/4=";
   };
 
   propagatedBuildInputs = [ beautifulsoup4 six ];
diff --git a/pkgs/development/python-modules/markuppy/default.nix b/pkgs/development/python-modules/markuppy/default.nix
index e10b7b4bb1d31..14661a84b6231 100644
--- a/pkgs/development/python-modules/markuppy/default.nix
+++ b/pkgs/development/python-modules/markuppy/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "MarkupPy";
     inherit version;
-    sha256 = "sha256-Gt7iwKVCrzeP6EVI/29rAWjzy39Ca0aWEDiivPqtDV8=";
+    hash = "sha256-Gt7iwKVCrzeP6EVI/29rAWjzy39Ca0aWEDiivPqtDV8=";
   };
 
   # has no tests
diff --git a/pkgs/development/python-modules/markupsafe/default.nix b/pkgs/development/python-modules/markupsafe/default.nix
index f8f0f66f9d91d..7f2ae8af89ac4 100644
--- a/pkgs/development/python-modules/markupsafe/default.nix
+++ b/pkgs/development/python-modules/markupsafe/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "MarkupSafe";
     inherit version;
-    sha256 = "sha256-q8q8jCsmA21i1MdGOBpvfPYKr8xlMZitZ4MGmGsJRQ0=";
+    hash = "sha256-q8q8jCsmA21i1MdGOBpvfPYKr8xlMZitZ4MGmGsJRQ0=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/marshmallow-polyfield/default.nix b/pkgs/development/python-modules/marshmallow-polyfield/default.nix
index 57da08b09cdb6..d54b070fbf14e 100644
--- a/pkgs/development/python-modules/marshmallow-polyfield/default.nix
+++ b/pkgs/development/python-modules/marshmallow-polyfield/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "Bachmann1234";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-oF5LBuDK4kqsAcKwidju+wFjigjy4CNbJ6bfWpGO1yQ=";
+    hash = "sha256-oF5LBuDK4kqsAcKwidju+wFjigjy4CNbJ6bfWpGO1yQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mask-rcnn/default.nix b/pkgs/development/python-modules/mask-rcnn/default.nix
index 2ef6ff5c56d9c..337e7d27533c6 100644
--- a/pkgs/development/python-modules/mask-rcnn/default.nix
+++ b/pkgs/development/python-modules/mask-rcnn/default.nix
@@ -33,7 +33,7 @@ buildPythonPackage rec {
     (fetchpatch {
       url = "https://github.com/BupyeongHealer/Mask_RCNN_tf_2.x/commit/7957839fe2b248f2f22c7e991ead12068ddc6cfc.diff";
       excludes = [ "mrcnn/model.py" ];
-      sha256 = "sha256-70BGrx6X1uJDA2025f0YTlreT2uB3n35yIzuhf+ypVc=";
+      hash = "sha256-70BGrx6X1uJDA2025f0YTlreT2uB3n35yIzuhf+ypVc=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/matplotlib-inline/default.nix b/pkgs/development/python-modules/matplotlib-inline/default.nix
index deb2a68f2504b..f960882b1617c 100644
--- a/pkgs/development/python-modules/matplotlib-inline/default.nix
+++ b/pkgs/development/python-modules/matplotlib-inline/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+Ifl8Qupjo0rFQ3c9HAsHl+LOiAAXrD3S/29Ng7m8wQ=";
+    hash = "sha256-+Ifl8Qupjo0rFQ3c9HAsHl+LOiAAXrD3S/29Ng7m8wQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/matrix-common/default.nix b/pkgs/development/python-modules/matrix-common/default.nix
index 90289f79cba89..8252bc267a02f 100644
--- a/pkgs/development/python-modules/matrix-common/default.nix
+++ b/pkgs/development/python-modules/matrix-common/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "matrix_common";
     inherit version;
-    sha256 = "sha256-YuEhzM2fJDQXtX7DenbcRK6xmKelxnr9a4J1mS/yq9E=";
+    hash = "sha256-YuEhzM2fJDQXtX7DenbcRK6xmKelxnr9a4J1mS/yq9E=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/mayavi/default.nix b/pkgs/development/python-modules/mayavi/default.nix
index 405dccff2df18..bdc0a74007d81 100644
--- a/pkgs/development/python-modules/mayavi/default.nix
+++ b/pkgs/development/python-modules/mayavi/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-n0J+8spska542S02ibpr7KJMhGDicG2KHJuEKJrT/Z4=";
+    hash = "sha256-n0J+8spska542S02ibpr7KJMhGDicG2KHJuEKJrT/Z4=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/mccabe/default.nix b/pkgs/development/python-modules/mccabe/default.nix
index f47e4e4d4b6e9..2a7d2d396f370 100644
--- a/pkgs/development/python-modules/mccabe/default.nix
+++ b/pkgs/development/python-modules/mccabe/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NI4CQMM7YLvfTlIxku+RnyjLLD19XHeU90AJKQ8jYyU=";
+    hash = "sha256-NI4CQMM7YLvfTlIxku+RnyjLLD19XHeU90AJKQ8jYyU=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/md2gemini/default.nix b/pkgs/development/python-modules/md2gemini/default.nix
index c48dc0d26ba1e..9c4215940aa56 100644
--- a/pkgs/development/python-modules/md2gemini/default.nix
+++ b/pkgs/development/python-modules/md2gemini/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-d1zuK+NqoPS36ihh8qx9gOET94tApY+SGStsc/bITnU=";
+    hash = "sha256-d1zuK+NqoPS36ihh8qx9gOET94tApY+SGStsc/bITnU=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/mdformat/default.nix b/pkgs/development/python-modules/mdformat/default.nix
index 0f06e44f905b7..ed6fdfa95f70c 100644
--- a/pkgs/development/python-modules/mdformat/default.nix
+++ b/pkgs/development/python-modules/mdformat/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "executablebooks";
     repo = pname;
     rev = version;
-    sha256 = "sha256-6MWUkvZp5CYUWsbMGXM2gudjn5075j5FIuaNnCrgRNs=";
+    hash = "sha256-6MWUkvZp5CYUWsbMGXM2gudjn5075j5FIuaNnCrgRNs=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/mdurl/default.nix b/pkgs/development/python-modules/mdurl/default.nix
index f245deeb70509..4c3bde1d2dd41 100644
--- a/pkgs/development/python-modules/mdurl/default.nix
+++ b/pkgs/development/python-modules/mdurl/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "hukkin";
     repo = pname;
     rev = version;
-    sha256 = "sha256-wxV8DKeTwKpFTUBuGTQXaVHc0eW1//Y+2V8Kgs85TDM=";
+    hash = "sha256-wxV8DKeTwKpFTUBuGTQXaVHc0eW1//Y+2V8Kgs85TDM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/mdutils/default.nix b/pkgs/development/python-modules/mdutils/default.nix
index b90a69d7d3de0..f67c119997eac 100644
--- a/pkgs/development/python-modules/mdutils/default.nix
+++ b/pkgs/development/python-modules/mdutils/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "didix21";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-bWPzOSvBV0jYJnj98vxuqj55LqX+Ifi6IQDMx9w+i9o=";
+    hash = "sha256-bWPzOSvBV0jYJnj98vxuqj55LqX+Ifi6IQDMx9w+i9o=";
   };
 
   nativeCheckInputs = [ unittestCheckHook ];
diff --git a/pkgs/development/python-modules/measurement/default.nix b/pkgs/development/python-modules/measurement/default.nix
index 86cf069ca2511..5650170c31f41 100644
--- a/pkgs/development/python-modules/measurement/default.nix
+++ b/pkgs/development/python-modules/measurement/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "coddingtonbear";
     repo = "python-measurement";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-ULId0W10FaAtSgVY5ctQL3FPETVr+oq6TKWd/W53viM=";
+    hash = "sha256-ULId0W10FaAtSgVY5ctQL3FPETVr+oq6TKWd/W53viM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/mechanize/default.nix b/pkgs/development/python-modules/mechanize/default.nix
index 5b0ca1735cbd8..3060c2f4607c2 100644
--- a/pkgs/development/python-modules/mechanize/default.nix
+++ b/pkgs/development/python-modules/mechanize/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-XoasB3c1fgBusEzSj37Z+BHUjf+mA9OJGsbSuSKA3JE=";
+    hash = "sha256-XoasB3c1fgBusEzSj37Z+BHUjf+mA9OJGsbSuSKA3JE=";
   };
 
   propagatedBuildInputs = [ html5lib ];
diff --git a/pkgs/development/python-modules/memory-allocator/default.nix b/pkgs/development/python-modules/memory-allocator/default.nix
index 921f2962f25d7..b42544963a195 100644
--- a/pkgs/development/python-modules/memory-allocator/default.nix
+++ b/pkgs/development/python-modules/memory-allocator/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "memory_allocator";
-    sha256 = "sha256-E4BcKuHAG3SJ+rXo6sk2FmK08sAkEuNlLuzkj/aVMWI=";
+    hash = "sha256-E4BcKuHAG3SJ+rXo6sk2FmK08sAkEuNlLuzkj/aVMWI=";
   };
 
   propagatedBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/mercantile/default.nix b/pkgs/development/python-modules/mercantile/default.nix
index cc382982413c9..b79bac0633d50 100644
--- a/pkgs/development/python-modules/mercantile/default.nix
+++ b/pkgs/development/python-modules/mercantile/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "mapbox";
     repo = pname;
     rev = version;
-    sha256 = "sha256-DiDXO2XnD3We6NhP81z7aIHzHrHDi/nkqy98OT9986w=";
+    hash = "sha256-DiDXO2XnD3We6NhP81z7aIHzHrHDi/nkqy98OT9986w=";
   };
 
   propagatedBuildInputs = [ click ];
diff --git a/pkgs/development/python-modules/mergedict/default.nix b/pkgs/development/python-modules/mergedict/default.nix
index 6023a6ca23320..32b91aea2e89a 100644
--- a/pkgs/development/python-modules/mergedict/default.nix
+++ b/pkgs/development/python-modules/mergedict/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4ZkrNqVCKQFPvLx6nIwo0fSuEx6h2NNFyTlz+fDcb9w=";
+    hash = "sha256-4ZkrNqVCKQFPvLx6nIwo0fSuEx6h2NNFyTlz+fDcb9w=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/meshio/default.nix b/pkgs/development/python-modules/meshio/default.nix
index 3dae72e39bee9..2d86a55bd2462 100644
--- a/pkgs/development/python-modules/meshio/default.nix
+++ b/pkgs/development/python-modules/meshio/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4kBpLX/yecErE8bl17QDYpqGrStE6SMJWLPwDB7DafA=";
+    hash = "sha256-4kBpLX/yecErE8bl17QDYpqGrStE6SMJWLPwDB7DafA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/mesonpep517/default.nix b/pkgs/development/python-modules/mesonpep517/default.nix
index b896076e2dc8c..2c0ba17567980 100644
--- a/pkgs/development/python-modules/mesonpep517/default.nix
+++ b/pkgs/development/python-modules/mesonpep517/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Fyo7JfLqHJqbahEjVDt/0xJxOfVLqLn3xNJ4lSB7KIw=";
+    hash = "sha256-Fyo7JfLqHJqbahEjVDt/0xJxOfVLqLn3xNJ4lSB7KIw=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/metar/default.nix b/pkgs/development/python-modules/metar/default.nix
index 9e630c1fe9165..0ef0ff990cec2 100644
--- a/pkgs/development/python-modules/metar/default.nix
+++ b/pkgs/development/python-modules/metar/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "python-metar";
     repo = "python-metar";
     rev = "v${version}";
-    sha256 = "sha256-pl2NWRfFCYyM2qvBt4Ic3wgbGkYZvAO6pX2Set8zYW8=";
+    hash = "sha256-pl2NWRfFCYyM2qvBt4Ic3wgbGkYZvAO6pX2Set8zYW8=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/meteoalertapi/default.nix b/pkgs/development/python-modules/meteoalertapi/default.nix
index c6f39a4fb29d6..87a3b2b8fdf09 100644
--- a/pkgs/development/python-modules/meteoalertapi/default.nix
+++ b/pkgs/development/python-modules/meteoalertapi/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "rolfberkenbosch";
     repo = "meteoalert-api";
     rev = "v${version}";
-    sha256 = "sha256-uB2nza9fj7vOWixL4WEQX1N3i2Y80zQPM3x1+gRtg+w=";
+    hash = "sha256-uB2nza9fj7vOWixL4WEQX1N3i2Y80zQPM3x1+gRtg+w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mf2py/default.nix b/pkgs/development/python-modules/mf2py/default.nix
index 0b8ae34043253..7990ee7308685 100644
--- a/pkgs/development/python-modules/mf2py/default.nix
+++ b/pkgs/development/python-modules/mf2py/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "microformats";
     repo = "mf2py";
     rev = version;
-    sha256 = "sha256-9pAD/eCmc/l7LGmKixDhZy3hhj1jCmcyo9wbqgtz/wI=";
+    hash = "sha256-9pAD/eCmc/l7LGmKixDhZy3hhj1jCmcyo9wbqgtz/wI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/microdata/default.nix b/pkgs/development/python-modules/microdata/default.nix
index 8502d85d84bba..d271637d2c5ab 100644
--- a/pkgs/development/python-modules/microdata/default.nix
+++ b/pkgs/development/python-modules/microdata/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "edsu";
     repo = "microdata";
     rev = "v${version}";
-    sha256 = "sha256-BAygCLBLxZ033ZWRFSR52dSM2nPY8jXplDXQ8WW3KPo=";
+    hash = "sha256-BAygCLBLxZ033ZWRFSR52dSM2nPY8jXplDXQ8WW3KPo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/milc/default.nix b/pkgs/development/python-modules/milc/default.nix
index 0931bfbad329b..6db6d7492b053 100644
--- a/pkgs/development/python-modules/milc/default.nix
+++ b/pkgs/development/python-modules/milc/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "clueboard";
     repo = "milc";
     rev = version;
-    sha256 = "sha256-aX6cTpIN9+9xuEGYHVlM5SjTPLcudJFEuOI4CiN3byE=";
+    hash = "sha256-aX6cTpIN9+9xuEGYHVlM5SjTPLcudJFEuOI4CiN3byE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/millheater/default.nix b/pkgs/development/python-modules/millheater/default.nix
index 1be28fc98aaba..369947d7dde55 100644
--- a/pkgs/development/python-modules/millheater/default.nix
+++ b/pkgs/development/python-modules/millheater/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "Danielhiversen";
     repo = "pymill";
     rev = version;
-    sha256 = "sha256-ImEg+VEiASQPnMeZzbYMMb+ZgcsxagQcN9IDFGO05Vw=";
+    hash = "sha256-ImEg+VEiASQPnMeZzbYMMb+ZgcsxagQcN9IDFGO05Vw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/minexr/default.nix b/pkgs/development/python-modules/minexr/default.nix
index 7cb8632ea548f..dc5ae86b4fad9 100644
--- a/pkgs/development/python-modules/minexr/default.nix
+++ b/pkgs/development/python-modules/minexr/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "cheind";
     repo = "py-minexr";
     rev = "v${version}";
-    sha256 = "sha256-Om67ttAHxu7C3IwPB+JHYi78E9qBi1E6layMVg4+S3M=";
+    hash = "sha256-Om67ttAHxu7C3IwPB+JHYi78E9qBi1E6layMVg4+S3M=";
   };
 
   propagatedBuildInputs = [ numpy ];
diff --git a/pkgs/development/python-modules/minidump/default.nix b/pkgs/development/python-modules/minidump/default.nix
index 76ac4abf8ca1d..26ac7f8afc7b3 100644
--- a/pkgs/development/python-modules/minidump/default.nix
+++ b/pkgs/development/python-modules/minidump/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-g9YSr7bFdyfr84rKQztVD4P5+MfDtlYq0quXBx/YXzo=";
+    hash = "sha256-g9YSr7bFdyfr84rKQztVD4P5+MfDtlYq0quXBx/YXzo=";
   };
 
   # Upstream doesn't have tests
diff --git a/pkgs/development/python-modules/minikanren/default.nix b/pkgs/development/python-modules/minikanren/default.nix
index 1b25a84377a3f..7a54b1eb97a15 100644
--- a/pkgs/development/python-modules/minikanren/default.nix
+++ b/pkgs/development/python-modules/minikanren/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "pythological";
     repo = "kanren";
     rev = "5aa9b1734cbb3fe072a7c72b46e1b72a174d28ac";
-    sha256 = "sha256-daAtREgm91634Q0mc0/WZivDiyZHC7TIRoGRo8hMnGE=";
+    hash = "sha256-daAtREgm91634Q0mc0/WZivDiyZHC7TIRoGRo8hMnGE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mip/default.nix b/pkgs/development/python-modules/mip/default.nix
index 85e31d0aff674..42353bdab723e 100644
--- a/pkgs/development/python-modules/mip/default.nix
+++ b/pkgs/development/python-modules/mip/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-f28Dgc/ixSwbhkAgPaLLVpdLJuI5UN37GnazfZFvGX4=";
+    hash = "sha256-f28Dgc/ixSwbhkAgPaLLVpdLJuI5UN37GnazfZFvGX4=";
   };
 
   nativeCheckInputs = [ matplotlib networkx numpy pytestCheckHook ];
diff --git a/pkgs/development/python-modules/mitmproxy/default.nix b/pkgs/development/python-modules/mitmproxy/default.nix
index 0d38d3259d407..a99e31d0c1ff1 100644
--- a/pkgs/development/python-modules/mitmproxy/default.nix
+++ b/pkgs/development/python-modules/mitmproxy/default.nix
@@ -48,7 +48,7 @@ buildPythonPackage rec {
     owner = "mitmproxy";
     repo = "mitmproxy";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-CINKvRnBspciS+wefJB8gzBE13L8CjbYCkmLmTTeYlA=";
+    hash = "sha256-CINKvRnBspciS+wefJB8gzBE13L8CjbYCkmLmTTeYlA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mitogen/default.nix b/pkgs/development/python-modules/mitogen/default.nix
index 6b6f29e1d5f4d..073ad71cfe08b 100644
--- a/pkgs/development/python-modules/mitogen/default.nix
+++ b/pkgs/development/python-modules/mitogen/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "mitogen-hq";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-cx0q2Y9A6UzpdD1kuGBtXIs9oBGFpkIyvPfN2hj+A1g=";
+    hash = "sha256-cx0q2Y9A6UzpdD1kuGBtXIs9oBGFpkIyvPfN2hj+A1g=";
   };
 
   # Tests require network access and Docker support
diff --git a/pkgs/development/python-modules/mkdocs-autorefs/default.nix b/pkgs/development/python-modules/mkdocs-autorefs/default.nix
index 39f1a00043b89..3b98ff015ccad 100644
--- a/pkgs/development/python-modules/mkdocs-autorefs/default.nix
+++ b/pkgs/development/python-modules/mkdocs-autorefs/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "mkdocstrings";
     repo = "autorefs";
     rev = version;
-    sha256 = "sha256-kiHb/XSFw6yaUbLJHBvHaQAOVUM6UfyFeomgniDZqgU=";
+    hash = "sha256-kiHb/XSFw6yaUbLJHBvHaQAOVUM6UfyFeomgniDZqgU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/mkdocs-drawio-exporter/default.nix b/pkgs/development/python-modules/mkdocs-drawio-exporter/default.nix
index 9d95d72fee772..84823937388a8 100644
--- a/pkgs/development/python-modules/mkdocs-drawio-exporter/default.nix
+++ b/pkgs/development/python-modules/mkdocs-drawio-exporter/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9cvA186FS6bHmpOrv4OfPZ5kRfgfafBfaWxgWJIlwwA=";
+    hash = "sha256-9cvA186FS6bHmpOrv4OfPZ5kRfgfafBfaWxgWJIlwwA=";
   };
 
   propagatedBuildInputs = [ mkdocs drawio-headless ];
diff --git a/pkgs/development/python-modules/mkdocs-gitlab-plugin/default.nix b/pkgs/development/python-modules/mkdocs-gitlab-plugin/default.nix
index 5e8f12337e380..69242caa8901a 100644
--- a/pkgs/development/python-modules/mkdocs-gitlab-plugin/default.nix
+++ b/pkgs/development/python-modules/mkdocs-gitlab-plugin/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchzip {
     url = "https://gitlab.inria.fr/vidjil/mkdocs-gitlab-plugin/-/archive/fb87fbfd404839e661a799c540664b1103096a5f/mkdocs-gitlab-plugin-fb87fbfd404839e661a799c540664b1103096a5f.tar.gz";
-    sha256 = "sha256-z+U0PRwymDDXVNM7a2Yl4pNNVBxpx/BhJnlx6kgyvww=";
+    hash = "sha256-z+U0PRwymDDXVNM7a2Yl4pNNVBxpx/BhJnlx6kgyvww=";
   };
 
   patches = [ ./mkdocs-gitlab-plugin.diff ];
diff --git a/pkgs/development/python-modules/mkdocs-mermaid2-plugin/default.nix b/pkgs/development/python-modules/mkdocs-mermaid2-plugin/default.nix
index 57f900c6ab124..8202b769415e3 100644
--- a/pkgs/development/python-modules/mkdocs-mermaid2-plugin/default.nix
+++ b/pkgs/development/python-modules/mkdocs-mermaid2-plugin/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "fralau";
     repo = "mkdocs-mermaid2-plugin";
     rev = "v${version}";
-    sha256 = "sha256-Oe6wkVrsB0NWF+HHeifrEogjxdGPINRDJGkh9p+GoHs=";
+    hash = "sha256-Oe6wkVrsB0NWF+HHeifrEogjxdGPINRDJGkh9p+GoHs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mkdocs-minify/default.nix b/pkgs/development/python-modules/mkdocs-minify/default.nix
index 7c04933fb621c..e1bb8cdb119a8 100644
--- a/pkgs/development/python-modules/mkdocs-minify/default.nix
+++ b/pkgs/development/python-modules/mkdocs-minify/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "byrnereese";
     repo = "${pname}-plugin";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-ABoLt5sFpt8Hm07tkqeAcs63ZvJ4vTbGw4QRYVYpMEA=";
+    hash = "sha256-ABoLt5sFpt8Hm07tkqeAcs63ZvJ4vTbGw4QRYVYpMEA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mkdocs-redirects/default.nix b/pkgs/development/python-modules/mkdocs-redirects/default.nix
index d50ee643f350c..9a428f158e6c9 100644
--- a/pkgs/development/python-modules/mkdocs-redirects/default.nix
+++ b/pkgs/development/python-modules/mkdocs-redirects/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "mkdocs";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-+Ti+Z5gL5vVlQDt+KRw9nNHHKhRtEfguQe1K001DK9E=";
+    hash = "sha256-+Ti+Z5gL5vVlQDt+KRw9nNHHKhRtEfguQe1K001DK9E=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mkdocs-swagger-ui-tag/default.nix b/pkgs/development/python-modules/mkdocs-swagger-ui-tag/default.nix
index 0670f3e340741..cb2f6979db5ce 100644
--- a/pkgs/development/python-modules/mkdocs-swagger-ui-tag/default.nix
+++ b/pkgs/development/python-modules/mkdocs-swagger-ui-tag/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qurnqgpsppO4LPg8fN6HobUoNHQTDI6OmEDjVtObA78=";
+    hash = "sha256-qurnqgpsppO4LPg8fN6HobUoNHQTDI6OmEDjVtObA78=";
   };
 
   propagatedBuildInputs = [ mkdocs beautifulsoup4 ];
diff --git a/pkgs/development/python-modules/ml-collections/default.nix b/pkgs/development/python-modules/ml-collections/default.nix
index d317aa22cccfe..692bafc64a88d 100644
--- a/pkgs/development/python-modules/ml-collections/default.nix
+++ b/pkgs/development/python-modules/ml-collections/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "ml_collections";
-    sha256 = "sha256-P+/McuxDOqHl0yMHo+R0u7Z/QFvoFOpSohZr/J2+aMw=";
+    hash = "sha256-P+/McuxDOqHl0yMHo+R0u7Z/QFvoFOpSohZr/J2+aMw=";
   };
 
   # The pypi source archive does not include requirements.txt or
diff --git a/pkgs/development/python-modules/mlxtend/default.nix b/pkgs/development/python-modules/mlxtend/default.nix
index d8b2a5212eef5..6f9294e83b13c 100644
--- a/pkgs/development/python-modules/mlxtend/default.nix
+++ b/pkgs/development/python-modules/mlxtend/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "rasbt";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-7G4tIoQGS7/YPpAhUn0CRf8fl/DdjdqySPWgJEL0trA=";
+    hash = "sha256-7G4tIoQGS7/YPpAhUn0CRf8fl/DdjdqySPWgJEL0trA=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/mnemonic/default.nix b/pkgs/development/python-modules/mnemonic/default.nix
index 0bba28020a70e..f040a1c1daff1 100644
--- a/pkgs/development/python-modules/mnemonic/default.nix
+++ b/pkgs/development/python-modules/mnemonic/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "trezor";
     repo = "python-${pname}";
     rev = "v${version}";
-    sha256 = "sha256-YYgWlYfVd1iALOziaUI8uVYjJDCIVk/dXcUmJd2jcvQ=";
+    hash = "sha256-YYgWlYfVd1iALOziaUI8uVYjJDCIVk/dXcUmJd2jcvQ=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/mock/default.nix b/pkgs/development/python-modules/mock/default.nix
index f8684475de344..e12ed6d6b04b1 100644
--- a/pkgs/development/python-modules/mock/default.nix
+++ b/pkgs/development/python-modules/mock/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
   patches = [
     (fetchpatch {
       url = "https://github.com/testing-cabal/mock/commit/f3e3d82aab0ede7e25273806dc0505574d85eae2.patch";
-      sha256 = "sha256-wPrv1/WeICZHn31UqFlICFsny2knvn3+Xg8BZoaGbwQ=";
+      hash = "sha256-wPrv1/WeICZHn31UqFlICFsny2knvn3+Xg8BZoaGbwQ=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/mockito/default.nix b/pkgs/development/python-modules/mockito/default.nix
index 658dd02e3cd33..981665f7b03a4 100644
--- a/pkgs/development/python-modules/mockito/default.nix
+++ b/pkgs/development/python-modules/mockito/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QJq2BMnr4bt9wY7GsO2YqK1RJ7CCc/WASyL00bUeUiI=";
+    hash = "sha256-QJq2BMnr4bt9wY7GsO2YqK1RJ7CCc/WASyL00bUeUiI=";
   };
 
   propagatedBuildInputs = lib.optionals (!isPy3k) [ funcsigs ];
diff --git a/pkgs/development/python-modules/moderngl_window/default.nix b/pkgs/development/python-modules/moderngl_window/default.nix
index 8bb104da185ee..36294fab76fe4 100644
--- a/pkgs/development/python-modules/moderngl_window/default.nix
+++ b/pkgs/development/python-modules/moderngl_window/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "moderngl";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-jsASGYrsH9UNanswX2bZyWS3co/2Y1joaQ98virWcBE=";
+    hash = "sha256-jsASGYrsH9UNanswX2bZyWS3co/2Y1joaQ98virWcBE=";
   };
 
   propagatedBuildInputs = [ numpy moderngl pyglet pillow pyrr glcontext ];
diff --git a/pkgs/development/python-modules/monero/default.nix b/pkgs/development/python-modules/monero/default.nix
index 2147e56139408..adc34fa17360d 100644
--- a/pkgs/development/python-modules/monero/default.nix
+++ b/pkgs/development/python-modules/monero/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "monero-ecosystem";
     repo = "monero-python";
     rev = "v${version}";
-    sha256 = "sha256-WIF3pFBOLgozYTrQHLzIRgSlT3dTZTe+7sF/dVjVdTo=";
+    hash = "sha256-WIF3pFBOLgozYTrQHLzIRgSlT3dTZTe+7sF/dVjVdTo=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/mongoengine/default.nix b/pkgs/development/python-modules/mongoengine/default.nix
index 66eb1e2c30f8c..a0d8cf600d19f 100644
--- a/pkgs/development/python-modules/mongoengine/default.nix
+++ b/pkgs/development/python-modules/mongoengine/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "MongoEngine";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-mPz9Nyoyke++e9vBWSKunc9VGHCP8pbmldgKty5HIMA=";
+    hash = "sha256-mPz9Nyoyke++e9vBWSKunc9VGHCP8pbmldgKty5HIMA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/moonraker-api/default.nix b/pkgs/development/python-modules/moonraker-api/default.nix
index e425cef6e600a..9a0437ea056f1 100644
--- a/pkgs/development/python-modules/moonraker-api/default.nix
+++ b/pkgs/development/python-modules/moonraker-api/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "cmroche";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-PgFsXmdAmHXK0wZ6xLTu94RdME1L2H1Mb6V+qFlGXSk=";
+    hash = "sha256-PgFsXmdAmHXK0wZ6xLTu94RdME1L2H1Mb6V+qFlGXSk=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/more-itertools/default.nix b/pkgs/development/python-modules/more-itertools/default.nix
index 3719544927098..a4a02d65ac9c7 100644
--- a/pkgs/development/python-modules/more-itertools/default.nix
+++ b/pkgs/development/python-modules/more-itertools/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WmJX5Ah47wUgsYA5kOPiIwOkG1cUAGwyo/2DBLJuoas=";
+    hash = "sha256-WmJX5Ah47wUgsYA5kOPiIwOkG1cUAGwyo/2DBLJuoas=";
   };
 
   nativeBuildInouts = [
diff --git a/pkgs/development/python-modules/mouseinfo/default.nix b/pkgs/development/python-modules/mouseinfo/default.nix
index 6f5f5cbe86cb9..f5c76b875241b 100644
--- a/pkgs/development/python-modules/mouseinfo/default.nix
+++ b/pkgs/development/python-modules/mouseinfo/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "asweigart";
     repo = "mouseinfo";
     rev = "1876ad5cd311b4352d46bc64a12edfb4da49974e";
-    sha256 = "sha256-UTaHTJE0xFihN9r+DY/WhekZ7S/CXtMFbqAayzexRxk=";
+    hash = "sha256-UTaHTJE0xFihN9r+DY/WhekZ7S/CXtMFbqAayzexRxk=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/mpd2/default.nix b/pkgs/development/python-modules/mpd2/default.nix
index 282d4a71c9620..f00666502fa2c 100644
--- a/pkgs/development/python-modules/mpd2/default.nix
+++ b/pkgs/development/python-modules/mpd2/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bxv/2TuaMvwBipu/NIdQW1Lg11fsNAZpBcYKkS1JI4Q=";
+    hash = "sha256-bxv/2TuaMvwBipu/NIdQW1Lg11fsNAZpBcYKkS1JI4Q=";
   };
 
   buildInputs = [ mock ];
diff --git a/pkgs/development/python-modules/mpi4py/default.nix b/pkgs/development/python-modules/mpi4py/default.nix
index ce073ed27c436..97a7aed915e1e 100644
--- a/pkgs/development/python-modules/mpi4py/default.nix
+++ b/pkgs/development/python-modules/mpi4py/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-F4WPLrxiMiDQEg0fqNQo0DPd50nEvDWzPYGmatf5NIA=";
+    hash = "sha256-F4WPLrxiMiDQEg0fqNQo0DPd50nEvDWzPYGmatf5NIA=";
   };
 
   passthru = {
diff --git a/pkgs/development/python-modules/mplfinance/default.nix b/pkgs/development/python-modules/mplfinance/default.nix
index b1d0bf2b9aa92..dfad66f7d758f 100644
--- a/pkgs/development/python-modules/mplfinance/default.nix
+++ b/pkgs/development/python-modules/mplfinance/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pATiprTELt8GrEkeKjILPfpdNDVoex5t+Mc+6Gg7cPY=";
+    hash = "sha256-pATiprTELt8GrEkeKjILPfpdNDVoex5t+Mc+6Gg7cPY=";
   };
 
   propagatedBuildInputs = [ matplotlib pandas ];
diff --git a/pkgs/development/python-modules/mpv/default.nix b/pkgs/development/python-modules/mpv/default.nix
index 01d9d58b23dbd..681b2618325ee 100644
--- a/pkgs/development/python-modules/mpv/default.nix
+++ b/pkgs/development/python-modules/mpv/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "jaseg";
     repo = "python-mpv";
     rev = "v${version}";
-    sha256 = "sha256-UCJ1PknnWQiFciTEMxTUqDzz0Z8HEWycLuQqYeyQhoM=";
+    hash = "sha256-UCJ1PknnWQiFciTEMxTUqDzz0Z8HEWycLuQqYeyQhoM=";
   };
 
   buildInputs = [ mpv ];
diff --git a/pkgs/development/python-modules/ms-active-directory/default.nix b/pkgs/development/python-modules/ms-active-directory/default.nix
index 3262ba31cb6b9..b8459dc6d6a0a 100644
--- a/pkgs/development/python-modules/ms-active-directory/default.nix
+++ b/pkgs/development/python-modules/ms-active-directory/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "zorn96";
     repo = "ms_active_directory";
     rev = "v${version}";
-    sha256 = "sha256-mErQib8xTgo29iPAtiLnhxLXyFboAzyEW9A/QMseM6k=";
+    hash = "sha256-mErQib8xTgo29iPAtiLnhxLXyFboAzyEW9A/QMseM6k=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/msal-extensions/default.nix b/pkgs/development/python-modules/msal-extensions/default.nix
index a811018da214b..3a95fcb86ef59 100644
--- a/pkgs/development/python-modules/msal-extensions/default.nix
+++ b/pkgs/development/python-modules/msal-extensions/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xnarpWsMzjeD3htcXs/oKNuZgWeHUSbKS0fcZDZFE1Q=";
+    hash = "sha256-xnarpWsMzjeD3htcXs/oKNuZgWeHUSbKS0fcZDZFE1Q=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/msgpack-numpy/default.nix b/pkgs/development/python-modules/msgpack-numpy/default.nix
index 1442bc61657d2..17f5795102856 100644
--- a/pkgs/development/python-modules/msgpack-numpy/default.nix
+++ b/pkgs/development/python-modules/msgpack-numpy/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xmfTGAUTQi+cdUW+XuxdKW3Ls1fgb3LtOcxoN5dVbmk=";
+    hash = "sha256-xmfTGAUTQi+cdUW+XuxdKW3Ls1fgb3LtOcxoN5dVbmk=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/mt-940/default.nix b/pkgs/development/python-modules/mt-940/default.nix
index b99954e554081..ae455229035dc 100644
--- a/pkgs/development/python-modules/mt-940/default.nix
+++ b/pkgs/development/python-modules/mt-940/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ydTOaijDmA2ogIONzRMMoz+5jr99qxWM1zzGGzg7f2Q=";
+    hash = "sha256-ydTOaijDmA2ogIONzRMMoz+5jr99qxWM1zzGGzg7f2Q=";
   };
 
   propagatedBuildInputs = lib.optional (!isPy3k) enum34;
diff --git a/pkgs/development/python-modules/mujson/default.nix b/pkgs/development/python-modules/mujson/default.nix
index 10f0e40b76268..c37c38a7ca878 100644
--- a/pkgs/development/python-modules/mujson/default.nix
+++ b/pkgs/development/python-modules/mujson/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-J9nPGxDkLQje6AkL9cewNqmQ7Z+00TXBEr3p71E2cnE=";
+    hash = "sha256-J9nPGxDkLQje6AkL9cewNqmQ7Z+00TXBEr3p71E2cnE=";
   };
 
   # LICENSE file missing from src
diff --git a/pkgs/development/python-modules/multiprocess/default.nix b/pkgs/development/python-modules/multiprocess/default.nix
index 6d0780370ff00..962a70726adb9 100644
--- a/pkgs/development/python-modules/multiprocess/default.nix
+++ b/pkgs/development/python-modules/multiprocess/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "uqfoundation";
     repo = pname;
     rev = "refs/tags/multiprocess-${version}";
-    sha256 = "sha256-pjYOEOI5No9gT0XchmH6FSJ9uDqEnaLj/PyHT2a90jo=";
+    hash = "sha256-pjYOEOI5No9gT0XchmH6FSJ9uDqEnaLj/PyHT2a90jo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/multitasking/default.nix b/pkgs/development/python-modules/multitasking/default.nix
index c59cfe25089ba..a186325b39417 100644
--- a/pkgs/development/python-modules/multitasking/default.nix
+++ b/pkgs/development/python-modules/multitasking/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   # GitHub source releases aren't tagged
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TWvDzGX5stynL7Wnh4UKiNro9iDCs2rptVJI5RvNYCY=";
+    hash = "sha256-TWvDzGX5stynL7Wnh4UKiNro9iDCs2rptVJI5RvNYCY=";
   };
 
   doCheck = false;  # No tests included
diff --git a/pkgs/development/python-modules/mutag/default.nix b/pkgs/development/python-modules/mutag/default.nix
index b9701073e0bd4..3ceb5e966c2bd 100644
--- a/pkgs/development/python-modules/mutag/default.nix
+++ b/pkgs/development/python-modules/mutag/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage {
     owner = "aroig";
     repo = "mutag";
     rev = "2ffa0258cadaf79313241f43bf2c1caaf197d9c2";
-    sha256 = "sha256-YT3DGvYPyTuB70gg6p/3oXcTahEPcNuSIqe56xu3rSs=";
+    hash = "sha256-YT3DGvYPyTuB70gg6p/3oXcTahEPcNuSIqe56xu3rSs=";
   };
 
   propagatedBuildInputs = [ pyparsing ];
diff --git a/pkgs/development/python-modules/mwparserfromhell/default.nix b/pkgs/development/python-modules/mwparserfromhell/default.nix
index a2a49021c7223..ea4019b2afebb 100644
--- a/pkgs/development/python-modules/mwparserfromhell/default.nix
+++ b/pkgs/development/python-modules/mwparserfromhell/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kr7JUorjTScok8yvK1J9+FwxT/KM+7MFY0BGewldg0w=";
+    hash = "sha256-kr7JUorjTScok8yvK1J9+FwxT/KM+7MFY0BGewldg0w=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/myfitnesspal/default.nix b/pkgs/development/python-modules/myfitnesspal/default.nix
index 0c64f0549e5bd..c6a944f1674c8 100644
--- a/pkgs/development/python-modules/myfitnesspal/default.nix
+++ b/pkgs/development/python-modules/myfitnesspal/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wlQ/mo9MBQo0t1p0h6/TJir3I87DKYAUc022T3hZjH8=";
+    hash = "sha256-wlQ/mo9MBQo0t1p0h6/TJir3I87DKYAUc022T3hZjH8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/myhome/default.nix b/pkgs/development/python-modules/myhome/default.nix
index dfdf81a08a1ef..d716d66680804 100644
--- a/pkgs/development/python-modules/myhome/default.nix
+++ b/pkgs/development/python-modules/myhome/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "speijnik";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-DJzwvgvSA9Q0kpueUoQV64pdDDNA7WzGu7r+g5aqutk=";
+    hash = "sha256-DJzwvgvSA9Q0kpueUoQV64pdDDNA7WzGu7r+g5aqutk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/myjwt/default.nix b/pkgs/development/python-modules/myjwt/default.nix
index 807e205eb0d32..b602323b4be9a 100644
--- a/pkgs/development/python-modules/myjwt/default.nix
+++ b/pkgs/development/python-modules/myjwt/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "mBouamama";
     repo = "MyJWT";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-A9tsQ6L+y3doL5pJbau3yKnmQtX2IPXWyW/YCLhS7nc=";
+    hash = "sha256-A9tsQ6L+y3doL5pJbau3yKnmQtX2IPXWyW/YCLhS7nc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mypy-protobuf/default.nix b/pkgs/development/python-modules/mypy-protobuf/default.nix
index 2bd02f1ff7b89..be04a270bb4aa 100644
--- a/pkgs/development/python-modules/mypy-protobuf/default.nix
+++ b/pkgs/development/python-modules/mypy-protobuf/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fXWgeWUbEFB2d2o1pUBeP6dzuKFnEY8bcS5EPppsGKI=";
+    hash = "sha256-fXWgeWUbEFB2d2o1pUBeP6dzuKFnEY8bcS5EPppsGKI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/mypy/extensions.nix b/pkgs/development/python-modules/mypy/extensions.nix
index a671cb2af819c..c1f75bb76bb3e 100644
--- a/pkgs/development/python-modules/mypy/extensions.nix
+++ b/pkgs/development/python-modules/mypy/extensions.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "python";
     repo = "mypy_extensions";
     rev = version;
-    sha256 = "sha256-JjhbxX5DBAbcs1o2fSWywz9tot792q491POXiId+NyI=";
+    hash = "sha256-JjhbxX5DBAbcs1o2fSWywz9tot792q491POXiId+NyI=";
   };
 
   propagatedBuildInputs = lib.optional (pythonOlder "3.5") typing;
diff --git a/pkgs/development/python-modules/mysql-connector/default.nix b/pkgs/development/python-modules/mysql-connector/default.nix
index a8d25b0be1866..a96bd21cc0ecc 100644
--- a/pkgs/development/python-modules/mysql-connector/default.nix
+++ b/pkgs/development/python-modules/mysql-connector/default.nix
@@ -34,7 +34,7 @@ buildPythonPackage rec {
     # Allow for clang to be used to build native extensions
     (fetchpatch {
       url = "https://github.com/mysql/mysql-connector-python/commit/fd24ce9dc8c60cc446a8e69458f7851d047c7831.patch";
-      sha256 = "sha256-WvU1iB53MavCsksKCjGvUl7R3Ww/38alxxMVzjpr5Xg=";
+      hash = "sha256-WvU1iB53MavCsksKCjGvUl7R3Ww/38alxxMVzjpr5Xg=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/mysqlclient/default.nix b/pkgs/development/python-modules/mysqlclient/default.nix
index 0d043e789df0d..7b85fcf54b547 100644
--- a/pkgs/development/python-modules/mysqlclient/default.nix
+++ b/pkgs/development/python-modules/mysqlclient/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-godX5Bn7Ed1sXtJXbsksPvqpOg98OeJjWG0e53nD14I=";
+    hash = "sha256-godX5Bn7Ed1sXtJXbsksPvqpOg98OeJjWG0e53nD14I=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/myst-docutils/default.nix b/pkgs/development/python-modules/myst-docutils/default.nix
index 6746b314c0214..ad86e90303c24 100644
--- a/pkgs/development/python-modules/myst-docutils/default.nix
+++ b/pkgs/development/python-modules/myst-docutils/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Dxg5TtQaK4plvRmXZa7AqPFIv/jvUOpV8M/BJohiXj0=";
+    hash = "sha256-Dxg5TtQaK4plvRmXZa7AqPFIv/jvUOpV8M/BJohiXj0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/myst-nb/default.nix b/pkgs/development/python-modules/myst-nb/default.nix
index 8d9bc3ff72cb1..4beda44ad340f 100644
--- a/pkgs/development/python-modules/myst-nb/default.nix
+++ b/pkgs/development/python-modules/myst-nb/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FN9yXz4Ay17+9PhjvwwnNJDIxmLf7jntins3S/JWGTM=";
+    hash = "sha256-FN9yXz4Ay17+9PhjvwwnNJDIxmLf7jntins3S/JWGTM=";
   };
 
   nativeBuildInputs = [ flit-core ];
diff --git a/pkgs/development/python-modules/myst-parser/default.nix b/pkgs/development/python-modules/myst-parser/default.nix
index 6b7e091dfcc80..8ae2ca918bc8d 100644
--- a/pkgs/development/python-modules/myst-parser/default.nix
+++ b/pkgs/development/python-modules/myst-parser/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "executablebooks";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-dmvtRvVOF6lxeC+CC/dwkIs4VRDAZtlmblh9uaV+lW0=";
+    hash = "sha256-dmvtRvVOF6lxeC+CC/dwkIs4VRDAZtlmblh9uaV+lW0=";
   };
 
   nativeBuildInputs = [ flit-core ];
diff --git a/pkgs/development/python-modules/nad-receiver/default.nix b/pkgs/development/python-modules/nad-receiver/default.nix
index 3d21379c246f6..ed836bded2048 100644
--- a/pkgs/development/python-modules/nad-receiver/default.nix
+++ b/pkgs/development/python-modules/nad-receiver/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "joopert";
     repo = "nad_receiver";
     rev = version;
-    sha256 = "sha256-jRMk/yMA48ei+g/33+mMYwfwixaKTMYcU/z/VOoJbvY=";
+    hash = "sha256-jRMk/yMA48ei+g/33+mMYwfwixaKTMYcU/z/VOoJbvY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/namedlist/default.nix b/pkgs/development/python-modules/namedlist/default.nix
index 0bba6233f8549..86d5a9f5b3b27 100644
--- a/pkgs/development/python-modules/namedlist/default.nix
+++ b/pkgs/development/python-modules/namedlist/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     # Deprecation warning using collections.abc, https://gitlab.com/ericvsmith/namedlist/-/merge_requests/1
     (fetchpatch {
       url = "https://gitlab.com/ericvsmith/namedlist/-/commit/102d15b455e6f058b9c95fe135167be82b34c14a.patch";
-      sha256 = "sha256-IfDgiObFFSOUnAlXR/+ye8uutGaFJ/AyQvCb76iNaMM=";
+      hash = "sha256-IfDgiObFFSOUnAlXR/+ye8uutGaFJ/AyQvCb76iNaMM=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/nameparser/default.nix b/pkgs/development/python-modules/nameparser/default.nix
index d3780e0c3c291..4453e33975cfb 100644
--- a/pkgs/development/python-modules/nameparser/default.nix
+++ b/pkgs/development/python-modules/nameparser/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9LbHwQSNUovWqisnz0KgZEfSsx5FqVsgRJUTB48dhu8=";
+    hash = "sha256-9LbHwQSNUovWqisnz0KgZEfSsx5FqVsgRJUTB48dhu8=";
   };
 
   LC_ALL="en_US.UTF-8";
diff --git a/pkgs/development/python-modules/napalm/default.nix b/pkgs/development/python-modules/napalm/default.nix
index 1c000f1676e8e..eabbadc1d6145 100644
--- a/pkgs/development/python-modules/napalm/default.nix
+++ b/pkgs/development/python-modules/napalm/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "napalm-automation";
     repo = "napalm";
     rev = version;
-    sha256 = "sha256-TNWRJtc6+VS6wgJGGvCPDoFQmOKQAyXdjFQo9bPJ2F8=";
+    hash = "sha256-TNWRJtc6+VS6wgJGGvCPDoFQmOKQAyXdjFQo9bPJ2F8=";
   };
 
   patches = [
@@ -22,11 +22,11 @@ buildPythonPackage rec {
     (fetchpatch{
       url = "https://github.com/napalm-automation/napalm/commit/4b8cc85db3236099a04f742cf71773e74d9dd70e.patch";
       excludes = [ "requirements.txt" ];
-      sha256 = "sha256-DBKp+wiKd+/j2xAqaQL3UCcGQd6wnWcNTsNXBBt9c98=";
+      hash = "sha256-DBKp+wiKd+/j2xAqaQL3UCcGQd6wnWcNTsNXBBt9c98=";
     })
     (fetchpatch{
       url = "https://github.com/napalm-automation/napalm/commit/4a8b5b1823335dd79aa5269c038a1f08ecd35cdd.patch";
-      sha256 = "sha256-uiou/rzmnFf4wAvXwmUsGJx99GeHWKJB2JrMM1kLakM=";
+      hash = "sha256-uiou/rzmnFf4wAvXwmUsGJx99GeHWKJB2JrMM1kLakM=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/nbformat/default.nix b/pkgs/development/python-modules/nbformat/default.nix
index 23ae14a7379e0..85489d4566ed2 100644
--- a/pkgs/development/python-modules/nbformat/default.nix
+++ b/pkgs/development/python-modules/nbformat/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SwIfyiTTp0e/TmJmlAM9eS1ZRwWCnl41sU7jNp+fZHc=";
+    hash = "sha256-SwIfyiTTp0e/TmJmlAM9eS1ZRwWCnl41sU7jNp+fZHc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/nbval/default.nix b/pkgs/development/python-modules/nbval/default.nix
index 7559772ad656f..17bb1fedc283a 100644
--- a/pkgs/development/python-modules/nbval/default.nix
+++ b/pkgs/development/python-modules/nbval/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tKzv3BEyrvihtbYr+ak9Eo66UoObKFTqPkJZj023vrM=";
+    hash = "sha256-tKzv3BEyrvihtbYr+ak9Eo66UoObKFTqPkJZj023vrM=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/nclib/default.nix b/pkgs/development/python-modules/nclib/default.nix
index e11f1f8f23ab3..244f49a48e5bd 100644
--- a/pkgs/development/python-modules/nclib/default.nix
+++ b/pkgs/development/python-modules/nclib/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rA8oeYvMhw8HURxPLBRqpMHnAez/xBjyPFoKXIIvBjg=";
+    hash = "sha256-rA8oeYvMhw8HURxPLBRqpMHnAez/xBjyPFoKXIIvBjg=";
   };
 
   # Project has no tests
diff --git a/pkgs/development/python-modules/nessclient/default.nix b/pkgs/development/python-modules/nessclient/default.nix
index c48fe4a746786..6eb3d2598e2e9 100644
--- a/pkgs/development/python-modules/nessclient/default.nix
+++ b/pkgs/development/python-modules/nessclient/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "nickw444";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-zjUYdSHIMCB4cCAsOOQZ9YgmFTskzlTUs5z/xPFt01Q=";
+    hash = "sha256-zjUYdSHIMCB4cCAsOOQZ9YgmFTskzlTUs5z/xPFt01Q=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/nest-asyncio/default.nix b/pkgs/development/python-modules/nest-asyncio/default.nix
index 995641eb92536..43253eecdc736 100644
--- a/pkgs/development/python-modules/nest-asyncio/default.nix
+++ b/pkgs/development/python-modules/nest-asyncio/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0mfMH/eUQD999pKWTR0qP6lBj/6io/aFmkOf9IL+8pA=";
+    hash = "sha256-0mfMH/eUQD999pKWTR0qP6lBj/6io/aFmkOf9IL+8pA=";
   };
 
   # tests not packaged with source dist as of 1.3.2/1.3.2, and
diff --git a/pkgs/development/python-modules/netcdf4/default.nix b/pkgs/development/python-modules/netcdf4/default.nix
index 1fd7e47ade236..63273bfce6067 100644
--- a/pkgs/development/python-modules/netcdf4/default.nix
+++ b/pkgs/development/python-modules/netcdf4/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-A4KwL/aiiEGfb/7IXexA9FH0G4dVVHFUxXXd2fD0rlM=";
+    hash = "sha256-A4KwL/aiiEGfb/7IXexA9FH0G4dVVHFUxXXd2fD0rlM=";
   };
 
   nativeBuildInputs = [ setuptools cython ];
diff --git a/pkgs/development/python-modules/netdata/default.nix b/pkgs/development/python-modules/netdata/default.nix
index 18942bb014173..1127a8ba159eb 100644
--- a/pkgs/development/python-modules/netdata/default.nix
+++ b/pkgs/development/python-modules/netdata/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "home-assistant-ecosystem";
     repo = "python-netdata";
     rev = version;
-    sha256 = "sha256-vrXXvCoZ1jErlxTcjGbtA8Uio7UDxnt3aNb9FQ0PkrU=";
+    hash = "sha256-vrXXvCoZ1jErlxTcjGbtA8Uio7UDxnt3aNb9FQ0PkrU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/netdisco/default.nix b/pkgs/development/python-modules/netdisco/default.nix
index ef1ebbf68f792..f44d54993d5ba 100644
--- a/pkgs/development/python-modules/netdisco/default.nix
+++ b/pkgs/development/python-modules/netdisco/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TbtZBILzd8zEYeAXQnB8y+jx0tGyhXivkdybf+vNy9I=";
+    hash = "sha256-TbtZBILzd8zEYeAXQnB8y+jx0tGyhXivkdybf+vNy9I=";
   };
 
   propagatedBuildInputs = [ requests zeroconf ];
diff --git a/pkgs/development/python-modules/netmiko/default.nix b/pkgs/development/python-modules/netmiko/default.nix
index 97a6b7fac0d7b..7258acb2aad12 100644
--- a/pkgs/development/python-modules/netmiko/default.nix
+++ b/pkgs/development/python-modules/netmiko/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9e3iooZw09/TRwBhRoZl+A+bSQbtIOaw+02eHJvmevw=";
+    hash = "sha256-9e3iooZw09/TRwBhRoZl+A+bSQbtIOaw+02eHJvmevw=";
   };
 
   buildInputs = [ setuptools ];
diff --git a/pkgs/development/python-modules/networkx/default.nix b/pkgs/development/python-modules/networkx/default.nix
index 90e2afc39e1d0..5342b12dc8b26 100644
--- a/pkgs/development/python-modules/networkx/default.nix
+++ b/pkgs/development/python-modules/networkx/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mpmSNFNTYYrpgznCtj2CAcOBwpRPOKKrSctFpMZn5BI=";
+    hash = "sha256-mpmSNFNTYYrpgznCtj2CAcOBwpRPOKKrSctFpMZn5BI=";
   };
 
   propagatedBuildInputs = [ decorator setuptools ];
diff --git a/pkgs/development/python-modules/nexia/default.nix b/pkgs/development/python-modules/nexia/default.nix
index 3e68892c8b3e4..b804251ebc232 100644
--- a/pkgs/development/python-modules/nexia/default.nix
+++ b/pkgs/development/python-modules/nexia/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "bdraco";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-VBK+h5K/irI0T0eUaYC1iouzMUo/lJshLTe0h5CtnAQ=";
+    hash = "sha256-VBK+h5K/irI0T0eUaYC1iouzMUo/lJshLTe0h5CtnAQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/niaaml/default.nix b/pkgs/development/python-modules/niaaml/default.nix
index 6385b07898f94..e97e2319bb04f 100644
--- a/pkgs/development/python-modules/niaaml/default.nix
+++ b/pkgs/development/python-modules/niaaml/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "lukapecnik";
     repo = "NiaAML";
     rev = version;
-    sha256 = "sha256-B87pI1EpZj1xECrgTmzN5S35Cy1nPowBRyu1IDb5zCE=";
+    hash = "sha256-B87pI1EpZj1xECrgTmzN5S35Cy1nPowBRyu1IDb5zCE=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/nikola/default.nix b/pkgs/development/python-modules/nikola/default.nix
index 66525404523b6..460770e6bb293 100644
--- a/pkgs/development/python-modules/nikola/default.nix
+++ b/pkgs/development/python-modules/nikola/default.nix
@@ -46,7 +46,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-c8eadkmYWS88nGwi6QwPqHg7FBXlkdazKSrbWDMw/UA=";
+    hash = "sha256-c8eadkmYWS88nGwi6QwPqHg7FBXlkdazKSrbWDMw/UA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/nilearn/default.nix b/pkgs/development/python-modules/nilearn/default.nix
index d75fa2c841171..5a79242daa060 100644
--- a/pkgs/development/python-modules/nilearn/default.nix
+++ b/pkgs/development/python-modules/nilearn/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zH8QaOA4B2Un6tG9NjQ2+I9ejSHou1ezI7MLkm/HVTo=";
+    hash = "sha256-zH8QaOA4B2Un6tG9NjQ2+I9ejSHou1ezI7MLkm/HVTo=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/nipype/default.nix b/pkgs/development/python-modules/nipype/default.nix
index 125667cd0486e..4252df40fa42c 100644
--- a/pkgs/development/python-modules/nipype/default.nix
+++ b/pkgs/development/python-modules/nipype/default.nix
@@ -54,7 +54,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-44QnQ/tmBGTdKd5z3Pye9m0nO+ELzGQFn/Ic1e8ellU=";
+    hash = "sha256-44QnQ/tmBGTdKd5z3Pye9m0nO+ELzGQFn/Ic1e8ellU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/nitime/default.nix b/pkgs/development/python-modules/nitime/default.nix
index 183e2dfcfb772..6ef5b735af0be 100644
--- a/pkgs/development/python-modules/nitime/default.nix
+++ b/pkgs/development/python-modules/nitime/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bn2QrbsfqUJim84vH5tt5T6h3YsGAlgu9GCMiNQ0OHQ=";
+    hash = "sha256-bn2QrbsfqUJim84vH5tt5T6h3YsGAlgu9GCMiNQ0OHQ=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/nitransforms/default.nix b/pkgs/development/python-modules/nitransforms/default.nix
index 695c674e0dcef..09c69f9efb304 100644
--- a/pkgs/development/python-modules/nitransforms/default.nix
+++ b/pkgs/development/python-modules/nitransforms/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-iV9TEIGogIfbj+fmOGftoQqEdtZiewbHEw3hYlMEP4c=";
+    hash = "sha256-iV9TEIGogIfbj+fmOGftoQqEdtZiewbHEw3hYlMEP4c=";
   };
 
   buildInputs = [ setuptools-scm toml ];
diff --git a/pkgs/development/python-modules/nkdfu/default.nix b/pkgs/development/python-modules/nkdfu/default.nix
index d95b688ed9ce6..340af281269e2 100644
--- a/pkgs/development/python-modules/nkdfu/default.nix
+++ b/pkgs/development/python-modules/nkdfu/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8l913dOCxHKFtpQ83p9RV3sUlu0oT5PVi14FSuYJ9fg=";
+    hash = "sha256-8l913dOCxHKFtpQ83p9RV3sUlu0oT5PVi14FSuYJ9fg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/nocasedict/default.nix b/pkgs/development/python-modules/nocasedict/default.nix
index e3756ca88167b..93f540d4af540 100644
--- a/pkgs/development/python-modules/nocasedict/default.nix
+++ b/pkgs/development/python-modules/nocasedict/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-M797DqUO7mutFtx0AP2J3S1Tedm6nPF2NL8qWa42/wo=";
+    hash = "sha256-M797DqUO7mutFtx0AP2J3S1Tedm6nPF2NL8qWa42/wo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/nocaselist/default.nix b/pkgs/development/python-modules/nocaselist/default.nix
index ef9d5e904d330..ffa66704c97c7 100644
--- a/pkgs/development/python-modules/nocaselist/default.nix
+++ b/pkgs/development/python-modules/nocaselist/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UnKyMuCCRmlqsm/g670ouJidrJ7lcytQJklQMjtRPSM=";
+    hash = "sha256-UnKyMuCCRmlqsm/g670ouJidrJ7lcytQJklQMjtRPSM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/notebook-shim/default.nix b/pkgs/development/python-modules/notebook-shim/default.nix
index 94d4f9fc75f62..985cc63158e66 100644
--- a/pkgs/development/python-modules/notebook-shim/default.nix
+++ b/pkgs/development/python-modules/notebook-shim/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "jupyter";
     repo = "notebook_shim";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-/z4vXSBqeL2wSqJ0kFNgU0TSGUGByhxHNya8EO55+7s=";
+    hash = "sha256-/z4vXSBqeL2wSqJ0kFNgU0TSGUGByhxHNya8EO55+7s=";
   };
 
   nativeBuildInputs = [ hatchling ];
diff --git a/pkgs/development/python-modules/notebook/default.nix b/pkgs/development/python-modules/notebook/default.nix
index e1c0210bec906..7fe6ca6d23ed6 100644
--- a/pkgs/development/python-modules/notebook/default.nix
+++ b/pkgs/development/python-modules/notebook/default.nix
@@ -31,7 +31,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wYl+UxfiJfx4tFVJpqtLZo5MmW/QOgTpOP5eevK//9A=";
+    hash = "sha256-wYl+UxfiJfx4tFVJpqtLZo5MmW/QOgTpOP5eevK//9A=";
   };
 
   LC_ALL = "en_US.utf8";
diff --git a/pkgs/development/python-modules/notion-client/default.nix b/pkgs/development/python-modules/notion-client/default.nix
index 16405ff27e1b9..2ed0b0f8c2e96 100644
--- a/pkgs/development/python-modules/notion-client/default.nix
+++ b/pkgs/development/python-modules/notion-client/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "ramnes";
     repo = "notion-sdk-py";
     rev = version;
-    sha256 = "sha256-zfG1OgH/2ytDUC+ogIY9/nP+xkgjiMt9+HVcWEMXoj8=";
+    hash = "sha256-zfG1OgH/2ytDUC+ogIY9/nP+xkgjiMt9+HVcWEMXoj8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/nsz/default.nix b/pkgs/development/python-modules/nsz/default.nix
index 29284c97eaeba..266fb868641aa 100644
--- a/pkgs/development/python-modules/nsz/default.nix
+++ b/pkgs/development/python-modules/nsz/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "nicoboss";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-It815Uxxs4T9BM9EypAfPuq4Oy8rgGLpKA79m2xM8N4=";
+    hash = "sha256-It815Uxxs4T9BM9EypAfPuq4Oy8rgGLpKA79m2xM8N4=";
   };
 
   propagatedBuildInputs = [pycryptodome enlighten zstandard ]
diff --git a/pkgs/development/python-modules/ntc-templates/default.nix b/pkgs/development/python-modules/ntc-templates/default.nix
index f161cfd154db7..d668ba7217189 100644
--- a/pkgs/development/python-modules/ntc-templates/default.nix
+++ b/pkgs/development/python-modules/ntc-templates/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "networktocode";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-uEGl245tmc+W/9G+IclSNu76VTJ7w3zw6BQkhmGgEnY=";
+    hash = "sha256-uEGl245tmc+W/9G+IclSNu76VTJ7w3zw6BQkhmGgEnY=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/num2words/default.nix b/pkgs/development/python-modules/num2words/default.nix
index 438ee8afbaeaa..82ba5a8cec109 100644
--- a/pkgs/development/python-modules/num2words/default.nix
+++ b/pkgs/development/python-modules/num2words/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fnwLDwgEBao6HdnTKxypCzvwO6sXuOVNsF4beDAaCYg=";
+    hash = "sha256-fnwLDwgEBao6HdnTKxypCzvwO6sXuOVNsF4beDAaCYg=";
   };
 
   propagatedBuildInputs = [ docopt ];
diff --git a/pkgs/development/python-modules/numcodecs/default.nix b/pkgs/development/python-modules/numcodecs/default.nix
index 5cb3fe48513b3..54fb320caf928 100644
--- a/pkgs/development/python-modules/numcodecs/default.nix
+++ b/pkgs/development/python-modules/numcodecs/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bAWLMh3oShcpKZsOrk1lKy5I6hyn+d8NplyxNHDmNes=";
+    hash = "sha256-bAWLMh3oShcpKZsOrk1lKy5I6hyn+d8NplyxNHDmNes=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/numpy-stl/default.nix b/pkgs/development/python-modules/numpy-stl/default.nix
index 585e539bd6a35..972a7d5d3c5ad 100644
--- a/pkgs/development/python-modules/numpy-stl/default.nix
+++ b/pkgs/development/python-modules/numpy-stl/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-V4t46ssFKayaui8X3MNj1Yx8PFcIcQwY+MHpll8ugaw=";
+    hash = "sha256-V4t46ssFKayaui8X3MNj1Yx8PFcIcQwY+MHpll8ugaw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/numpydoc/default.nix b/pkgs/development/python-modules/numpydoc/default.nix
index 0ac923f4861d8..f189c16eafb20 100644
--- a/pkgs/development/python-modules/numpydoc/default.nix
+++ b/pkgs/development/python-modules/numpydoc/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname;
     inherit version;
-    sha256 = "sha256-sNt7daMjZ6DiXCOzl4QsZeNEoSBlJNFsgGnwockbX0w=";
+    hash = "sha256-sNt7daMjZ6DiXCOzl4QsZeNEoSBlJNFsgGnwockbX0w=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/nunavut/default.nix b/pkgs/development/python-modules/nunavut/default.nix
index 149d22a15e484..f901ada884c3e 100644
--- a/pkgs/development/python-modules/nunavut/default.nix
+++ b/pkgs/development/python-modules/nunavut/default.nix
@@ -16,7 +16,7 @@
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Rrt26sEdT3EM1KQHnHQogodj+7QwRJ05f8t7Tn679ZE=";
+    hash = "sha256-Rrt26sEdT3EM1KQHnHQogodj+7QwRJ05f8t7Tn679ZE=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/nwdiag/default.nix b/pkgs/development/python-modules/nwdiag/default.nix
index d64eed0e200af..a35d6159731a0 100644
--- a/pkgs/development/python-modules/nwdiag/default.nix
+++ b/pkgs/development/python-modules/nwdiag/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "blockdiag";
     repo = pname;
     rev = version;
-    sha256 = "sha256-uKrdkXpL5YBr953sRsHknYg+2/WwrZmyDf8BMA2+0tU=";
+    hash = "sha256-uKrdkXpL5YBr953sRsHknYg+2/WwrZmyDf8BMA2+0tU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/oath/default.nix b/pkgs/development/python-modules/oath/default.nix
index fed667302f0d7..525988d2dd651 100644
--- a/pkgs/development/python-modules/oath/default.nix
+++ b/pkgs/development/python-modules/oath/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vWsg0g8sTj9TUj7pACEdynWu7KcvT1qf2NyswXX+HAs=";
+    hash = "sha256-vWsg0g8sTj9TUj7pACEdynWu7KcvT1qf2NyswXX+HAs=";
   };
   nativeCheckInputs = [
     pytestCheckHook
diff --git a/pkgs/development/python-modules/objax/default.nix b/pkgs/development/python-modules/objax/default.nix
index 84d56962cc4d9..957d58207156a 100644
--- a/pkgs/development/python-modules/objax/default.nix
+++ b/pkgs/development/python-modules/objax/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "google";
     repo = "objax";
     rev = "v${version}";
-    sha256 = "sha256-/6tZxVDe/3C53Re14odU9VA3mKvSj9X3/xt6bHFLHwQ=";
+    hash = "sha256-/6tZxVDe/3C53Re14odU9VA3mKvSj9X3/xt6bHFLHwQ=";
   };
 
   # Avoid propagating the dependency on `jaxlib`, see
diff --git a/pkgs/development/python-modules/ofxtools/default.nix b/pkgs/development/python-modules/ofxtools/default.nix
index d07bf32831143..d145610dc33b6 100644
--- a/pkgs/development/python-modules/ofxtools/default.nix
+++ b/pkgs/development/python-modules/ofxtools/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "csingley";
     repo = pname;
     rev = version;
-    sha256 = "sha256-NsImnD+erhpakQnl1neuHfSKiV6ipNBMPGKMDM0gwWc=";
+    hash = "sha256-NsImnD+erhpakQnl1neuHfSKiV6ipNBMPGKMDM0gwWc=";
   };
 
   nativeCheckInputs = [ nose ];
diff --git a/pkgs/development/python-modules/online-judge-api-client/default.nix b/pkgs/development/python-modules/online-judge-api-client/default.nix
index fb8e70e825940..5a96133a0daa2 100644
--- a/pkgs/development/python-modules/online-judge-api-client/default.nix
+++ b/pkgs/development/python-modules/online-judge-api-client/default.nix
@@ -26,7 +26,7 @@ in buildPythonPackage rec {
     owner = "online-judge-tools";
     repo = "api-client";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-P0pIjd/YS155dSDpY/ekMp8HnJcM35waV7aoTQiEWHo=";
+    hash = "sha256-P0pIjd/YS155dSDpY/ekMp8HnJcM35waV7aoTQiEWHo=";
   };
 
   patches = [ ./fix-paths.patch ];
diff --git a/pkgs/development/python-modules/onlykey-solo-python/default.nix b/pkgs/development/python-modules/onlykey-solo-python/default.nix
index b3f21afdaddfe..ad01e5b2f8201 100644
--- a/pkgs/development/python-modules/onlykey-solo-python/default.nix
+++ b/pkgs/development/python-modules/onlykey-solo-python/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-88DuhgX4FCwzIKzw4RqWgMtjRdf5huVlKEHAAEminuQ=";
+    hash = "sha256-88DuhgX4FCwzIKzw4RqWgMtjRdf5huVlKEHAAEminuQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/onnx/default.nix b/pkgs/development/python-modules/onnx/default.nix
index 29a2f385ccc21..2b9bce880153b 100644
--- a/pkgs/development/python-modules/onnx/default.nix
+++ b/pkgs/development/python-modules/onnx/default.nix
@@ -30,7 +30,7 @@ in buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-10MH23XpAv/uDW/2tRFGS2lKU8hnaNBwbIBIgVc7Jpk=";
+    hash = "sha256-10MH23XpAv/uDW/2tRFGS2lKU8hnaNBwbIBIgVc7Jpk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/oocsi/default.nix b/pkgs/development/python-modules/oocsi/default.nix
index c558ebcc1a6ed..0739098913896 100644
--- a/pkgs/development/python-modules/oocsi/default.nix
+++ b/pkgs/development/python-modules/oocsi/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AgDBsPoi0aQ6uglc7Zl4gxVmeyDCysoef5vZpxgwE/Q=";
+    hash = "sha256-AgDBsPoi0aQ6uglc7Zl4gxVmeyDCysoef5vZpxgwE/Q=";
   };
 
   # Tests are not shipped
diff --git a/pkgs/development/python-modules/open-garage/default.nix b/pkgs/development/python-modules/open-garage/default.nix
index 0cb71a86fe573..3064bceda1a07 100644
--- a/pkgs/development/python-modules/open-garage/default.nix
+++ b/pkgs/development/python-modules/open-garage/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Danielhiversen";
     repo = "pyOpenGarage";
     rev = version;
-    sha256 = "sha256-iJ7HcJhpTceFpHTUdNZOYDuxUWZGWPmZ9lxD3CyGvk8=";
+    hash = "sha256-iJ7HcJhpTceFpHTUdNZOYDuxUWZGWPmZ9lxD3CyGvk8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/openapi-schema-validator/default.nix b/pkgs/development/python-modules/openapi-schema-validator/default.nix
index d9a7a31080bc5..4ee037343dc52 100644
--- a/pkgs/development/python-modules/openapi-schema-validator/default.nix
+++ b/pkgs/development/python-modules/openapi-schema-validator/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "p1c2u";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-rp0Oq5WWPpna5rHrq/lfRNxjK5/FLgPZ5uzVfDT/YiI=";
+    hash = "sha256-rp0Oq5WWPpna5rHrq/lfRNxjK5/FLgPZ5uzVfDT/YiI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/opencensus-context/default.nix b/pkgs/development/python-modules/opencensus-context/default.nix
index 692b2c3079131..0379b27519eaf 100644
--- a/pkgs/development/python-modules/opencensus-context/default.nix
+++ b/pkgs/development/python-modules/opencensus-context/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-oDEIw8ENjIC7Xd9cih8DMWH6YZcqmRf5ubOhhRfwCIw=";
+    hash = "sha256-oDEIw8ENjIC7Xd9cih8DMWH6YZcqmRf5ubOhhRfwCIw=";
   };
 
   pythonNamespaces = [
diff --git a/pkgs/development/python-modules/opencensus/default.nix b/pkgs/development/python-modules/opencensus/default.nix
index 05439779eef38..c8340a0142bda 100644
--- a/pkgs/development/python-modules/opencensus/default.nix
+++ b/pkgs/development/python-modules/opencensus/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tS3WtAE8Ezpr6fD/LpBoxkAdMzKw7MX67z3WxCFm9vM=";
+    hash = "sha256-tS3WtAE8Ezpr6fD/LpBoxkAdMzKw7MX67z3WxCFm9vM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/openevsewifi/default.nix b/pkgs/development/python-modules/openevsewifi/default.nix
index 98beb5ea181f1..86bb9636a2e3f 100644
--- a/pkgs/development/python-modules/openevsewifi/default.nix
+++ b/pkgs/development/python-modules/openevsewifi/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "miniconfig";
     repo = "python-openevse-wifi";
     rev = "v${version}";
-    sha256 = "sha256-7+BC5WG0JoyHNjgsoJBQRVDpmdXMJCV4bMf6pIaS5qo=";
+    hash = "sha256-7+BC5WG0JoyHNjgsoJBQRVDpmdXMJCV4bMf6pIaS5qo=";
   };
 
   nativeBuildInputs = [
@@ -43,7 +43,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "switch-to-poetry-core.patch";
       url = "https://github.com/miniconfig/python-openevse-wifi/commit/1083868dd9f39a8ad7bb17f02cea1b8458e5b82d.patch";
-      sha256 = "sha256-XGeyi/PchBju1ICgL/ZCDGCbWwIJmLAcHuKaj+kDsI0=";
+      hash = "sha256-XGeyi/PchBju1ICgL/ZCDGCbWwIJmLAcHuKaj+kDsI0=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/openpyxl/default.nix b/pkgs/development/python-modules/openpyxl/default.nix
index a122071b1194c..f8286a92a546c 100644
--- a/pkgs/development/python-modules/openpyxl/default.nix
+++ b/pkgs/development/python-modules/openpyxl/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8G1E4slzeBBovOXs+GCgm82xx/XOH6zV6aqCySyTrnI=";
+    hash = "sha256-8G1E4slzeBBovOXs+GCgm82xx/XOH6zV6aqCySyTrnI=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/openrazer/common.nix b/pkgs/development/python-modules/openrazer/common.nix
index 4d0fa4ed18b93..ff67aa88a5bfa 100644
--- a/pkgs/development/python-modules/openrazer/common.nix
+++ b/pkgs/development/python-modules/openrazer/common.nix
@@ -7,7 +7,7 @@
     owner = "openrazer";
     repo = "openrazer";
     rev = "v${version}";
-    sha256 = "sha256-6YU2tl17LpDZe9pQ1a+B2SGIhqGdwME3Db6umVz7RLc=";
+    hash = "sha256-6YU2tl17LpDZe9pQ1a+B2SGIhqGdwME3Db6umVz7RLc=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/openshift/default.nix b/pkgs/development/python-modules/openshift/default.nix
index 6a58985845f2a..72578e1825a1d 100644
--- a/pkgs/development/python-modules/openshift/default.nix
+++ b/pkgs/development/python-modules/openshift/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "openshift";
     repo = "openshift-restclient-python";
     rev = "v${version}";
-    sha256 = "sha256-9mMHih2xuQve8hEnc5x4f9Pd4wX7IMy3vrxxGFCG+8o=";
+    hash = "sha256-9mMHih2xuQve8hEnc5x4f9Pd4wX7IMy3vrxxGFCG+8o=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/openstackdocstheme/default.nix b/pkgs/development/python-modules/openstackdocstheme/default.nix
index 79d1a50996b3a..2d2fbc0dbdd85 100644
--- a/pkgs/development/python-modules/openstackdocstheme/default.nix
+++ b/pkgs/development/python-modules/openstackdocstheme/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-yB1CdOqWV7hEfUYdtqQ/fd4sNfy7Sp7YJbRQhK5egLk=";
+    hash = "sha256-yB1CdOqWV7hEfUYdtqQ/fd4sNfy7Sp7YJbRQhK5egLk=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/openstep-plist/default.nix b/pkgs/development/python-modules/openstep-plist/default.nix
index a85be4dc2bd29..7e0cdfb71a141 100644
--- a/pkgs/development/python-modules/openstep-plist/default.nix
+++ b/pkgs/development/python-modules/openstep-plist/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "openstep_plist";
     inherit version;
-    sha256 = "sha256-GK/z1e3tnr++3+ukRKPASDJGl7+KObsENhwN1Tv+qws=";
+    hash = "sha256-GK/z1e3tnr++3+ukRKPASDJGl7+KObsENhwN1Tv+qws=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/openwrt-luci-rpc/default.nix b/pkgs/development/python-modules/openwrt-luci-rpc/default.nix
index 086649173f3d1..39a3b1a21172a 100644
--- a/pkgs/development/python-modules/openwrt-luci-rpc/default.nix
+++ b/pkgs/development/python-modules/openwrt-luci-rpc/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vLRmv8xxbjBp6TDFExfprqw3JGi8qCVZ5bV7AgVZnuA=";
+    hash = "sha256-vLRmv8xxbjBp6TDFExfprqw3JGi8qCVZ5bV7AgVZnuA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/optuna/default.nix b/pkgs/development/python-modules/optuna/default.nix
index b64a8b8e39663..deea9fecbf502 100644
--- a/pkgs/development/python-modules/optuna/default.nix
+++ b/pkgs/development/python-modules/optuna/default.nix
@@ -37,7 +37,7 @@ buildPythonPackage rec {
     owner = "optuna";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-dNS3LEWP/Ul1z60iZirFEX30Frc5ZFQLNTgUkT9vLNQ=";
+    hash = "sha256-dNS3LEWP/Ul1z60iZirFEX30Frc5ZFQLNTgUkT9vLNQ=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/ordered-set/default.nix b/pkgs/development/python-modules/ordered-set/default.nix
index 9859e10651041..d0ac537171a52 100644
--- a/pkgs/development/python-modules/ordered-set/default.nix
+++ b/pkgs/development/python-modules/ordered-set/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-aUqORMh2V8WSku3nKJHrkdNBMfZTFGOqswCRkcdzZKg=";
+    hash = "sha256-aUqORMh2V8WSku3nKJHrkdNBMfZTFGOqswCRkcdzZKg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/osc-lib/default.nix b/pkgs/development/python-modules/osc-lib/default.nix
index f2b789f26d6b4..f9cc5d0416e0c 100644
--- a/pkgs/development/python-modules/osc-lib/default.nix
+++ b/pkgs/development/python-modules/osc-lib/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "openstack";
     repo = "osc-lib";
     rev = "65c73fd5030276e34f3d52c03ddb9d27cd8ec6f5";
-    sha256 = "sha256-CLE9lrMMlvVrihe+N4wvIKe8t9IZ1TpHHVdn2dnvAOI=";
+    hash = "sha256-CLE9lrMMlvVrihe+N4wvIKe8t9IZ1TpHHVdn2dnvAOI=";
   };
 
   # fake version to make pbr.packaging happy and not reject it...
diff --git a/pkgs/development/python-modules/oslo-concurrency/default.nix b/pkgs/development/python-modules/oslo-concurrency/default.nix
index 66fee949fac83..3531f409f0efa 100644
--- a/pkgs/development/python-modules/oslo-concurrency/default.nix
+++ b/pkgs/development/python-modules/oslo-concurrency/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "oslo.concurrency";
     inherit version;
-    sha256 = "sha256-EQ+2Adgi3UsI7qJ5d9cNAfnxzR6vbezQQqIfQ78/KyU=";
+    hash = "sha256-EQ+2Adgi3UsI7qJ5d9cNAfnxzR6vbezQQqIfQ78/KyU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/oslo-config/default.nix b/pkgs/development/python-modules/oslo-config/default.nix
index c363013ec9d52..b70de2a16e4fe 100644
--- a/pkgs/development/python-modules/oslo-config/default.nix
+++ b/pkgs/development/python-modules/oslo-config/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "oslo.config";
     inherit version;
-    sha256 = "sha256-sHZUtT2HeSro5zmWKtcpxSnJk4oRjYkezp7jHVlxa8k=";
+    hash = "sha256-sHZUtT2HeSro5zmWKtcpxSnJk4oRjYkezp7jHVlxa8k=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/oslo-context/default.nix b/pkgs/development/python-modules/oslo-context/default.nix
index 6904cbf87c9d7..35664a9041c63 100644
--- a/pkgs/development/python-modules/oslo-context/default.nix
+++ b/pkgs/development/python-modules/oslo-context/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Ly55FxBE79GAfFVxPtLH9AaLGNc9AngZFlxIGbKHz68=";
+    hash = "sha256-Ly55FxBE79GAfFVxPtLH9AaLGNc9AngZFlxIGbKHz68=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/oslo-db/default.nix b/pkgs/development/python-modules/oslo-db/default.nix
index e1a4a368a52b8..659d8b816bb95 100644
--- a/pkgs/development/python-modules/oslo-db/default.nix
+++ b/pkgs/development/python-modules/oslo-db/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "oslo.db";
     inherit version;
-    sha256 = "sha256-Gd7FAkDwj7q1rnZzVOtZF1oUdz8CcdeDpX/KxJ5KbaE=";
+    hash = "sha256-Gd7FAkDwj7q1rnZzVOtZF1oUdz8CcdeDpX/KxJ5KbaE=";
   };
 
   nativeBuildInputs = [ pbr ];
diff --git a/pkgs/development/python-modules/oslo-i18n/default.nix b/pkgs/development/python-modules/oslo-i18n/default.nix
index 731cf10b79120..9736e7ce0db08 100644
--- a/pkgs/development/python-modules/oslo-i18n/default.nix
+++ b/pkgs/development/python-modules/oslo-i18n/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "oslo.i18n";
     inherit version;
-    sha256 = "sha256-7RBoa3X3xgeCUXemaRVfTiWc459hQ6N19jWbvKpKNc0=";
+    hash = "sha256-7RBoa3X3xgeCUXemaRVfTiWc459hQ6N19jWbvKpKNc0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/oslo-serialization/default.nix b/pkgs/development/python-modules/oslo-serialization/default.nix
index 3cede81560b6e..3591669291aa4 100644
--- a/pkgs/development/python-modules/oslo-serialization/default.nix
+++ b/pkgs/development/python-modules/oslo-serialization/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "oslo.serialization";
     inherit version;
-    sha256 = "sha256-irvaixdjoGBx/CjF2Km+VHuihfSDDminD/iP4R8Wv0M=";
+    hash = "sha256-irvaixdjoGBx/CjF2Km+VHuihfSDDminD/iP4R8Wv0M=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/oslo-utils/default.nix b/pkgs/development/python-modules/oslo-utils/default.nix
index 91a71620bd521..f076574bfd606 100644
--- a/pkgs/development/python-modules/oslo-utils/default.nix
+++ b/pkgs/development/python-modules/oslo-utils/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "oslo.utils";
     inherit version;
-    sha256 = "sha256-drwBCNUKypcraP7IKY55G1+8vrmlGifGmGtBsKamLus=";
+    hash = "sha256-drwBCNUKypcraP7IKY55G1+8vrmlGifGmGtBsKamLus=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/osmpythontools/default.nix b/pkgs/development/python-modules/osmpythontools/default.nix
index d273002ca2d96..5ceef2be37843 100644
--- a/pkgs/development/python-modules/osmpythontools/default.nix
+++ b/pkgs/development/python-modules/osmpythontools/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "mocnik-science";
     repo = "osm-python-tools";
     rev = "v${version}";
-    sha256 = "sha256-lTDA1Rad9aYI/ymU/0xzdJHmebUGcpVJ0GW7D0Ujdko=";
+    hash = "sha256-lTDA1Rad9aYI/ymU/0xzdJHmebUGcpVJ0GW7D0Ujdko=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ospd/default.nix b/pkgs/development/python-modules/ospd/default.nix
index 4525d455757cf..b075c20eb75bc 100644
--- a/pkgs/development/python-modules/ospd/default.nix
+++ b/pkgs/development/python-modules/ospd/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "greenbone";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-dZgs+G2vJQIKnN9xHcNeNViG7mOIdKb+Ms2AKE+FC4M=";
+    hash = "sha256-dZgs+G2vJQIKnN9xHcNeNViG7mOIdKb+Ms2AKE+FC4M=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/outcome/default.nix b/pkgs/development/python-modules/outcome/default.nix
index 474b0ab1bfff2..66597cb0671e0 100644
--- a/pkgs/development/python-modules/outcome/default.nix
+++ b/pkgs/development/python-modules/outcome/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-b4K9PeRdowPPH3ceyvoWM3UKNYQ2qLtg4Goc63RdJnI=";
+    hash = "sha256-b4K9PeRdowPPH3ceyvoWM3UKNYQ2qLtg4Goc63RdJnI=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/ovh/default.nix b/pkgs/development/python-modules/ovh/default.nix
index 9b07161238579..a8b769ff905bf 100644
--- a/pkgs/development/python-modules/ovh/default.nix
+++ b/pkgs/development/python-modules/ovh/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IQzwu0gwfPNPOLQLCO99KL5Hu2094Y+acQBFXVGzHhU=";
+    hash = "sha256-IQzwu0gwfPNPOLQLCO99KL5Hu2094Y+acQBFXVGzHhU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/packaging/default.nix b/pkgs/development/python-modules/packaging/default.nix
index c16ba24db3b64..408a3ba0c312b 100644
--- a/pkgs/development/python-modules/packaging/default.nix
+++ b/pkgs/development/python-modules/packaging/default.nix
@@ -17,7 +17,7 @@ let
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-tq0pf4kH3g+i/hzL0m/a84f19Hxydf7fjM6J+ZRGz5c=";
+      hash = "sha256-tq0pf4kH3g+i/hzL0m/a84f19Hxydf7fjM6J+ZRGz5c=";
     };
 
     nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/packet-python/default.nix b/pkgs/development/python-modules/packet-python/default.nix
index 4ae637f5bc72d..2d33c3f572339 100644
--- a/pkgs/development/python-modules/packet-python/default.nix
+++ b/pkgs/development/python-modules/packet-python/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   version = "1.44.3";
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WVfMELOoml7Hx78jy6TAwlFRLuSQu9dtsb6Khs6/cgI=";
+    hash = "sha256-WVfMELOoml7Hx78jy6TAwlFRLuSQu9dtsb6Khs6/cgI=";
   };
   nativeBuildInputs = [ pytest-runner ];
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/pad4pi/default.nix b/pkgs/development/python-modules/pad4pi/default.nix
index a0ac82a9f16e9..356a599b0d46b 100644
--- a/pkgs/development/python-modules/pad4pi/default.nix
+++ b/pkgs/development/python-modules/pad4pi/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+oVYlqF5PQAFz4EO1ap6pjmYTLg9xQy6UbQja4utt2Q=";
+    hash = "sha256-+oVYlqF5PQAFz4EO1ap6pjmYTLg9xQy6UbQja4utt2Q=";
   };
 
   propagatedBuildInputs = [ rpi-gpio ];
diff --git a/pkgs/development/python-modules/paho-mqtt/default.nix b/pkgs/development/python-modules/paho-mqtt/default.nix
index b94428ebbef7d..2712aded53681 100644
--- a/pkgs/development/python-modules/paho-mqtt/default.nix
+++ b/pkgs/development/python-modules/paho-mqtt/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "eclipse";
     repo = "paho.mqtt.python";
     rev = "v${version}";
-    sha256 = "sha256-9nH6xROVpmI+iTKXfwv2Ar1PAmWbEunI3HO0pZyK6Rg=";
+    hash = "sha256-9nH6xROVpmI+iTKXfwv2Ar1PAmWbEunI3HO0pZyK6Rg=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/pandoc-xnos/default.nix b/pkgs/development/python-modules/pandoc-xnos/default.nix
index dcc1e47090035..ad2aa6dd43b64 100644
--- a/pkgs/development/python-modules/pandoc-xnos/default.nix
+++ b/pkgs/development/python-modules/pandoc-xnos/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "tomduck";
     repo = pname;
     rev = version;
-    sha256 = "sha256-beiGvN0DS6s8wFjcDKozDuwAM2OApX3lTRaUDRUqLeU=";
+    hash = "sha256-beiGvN0DS6s8wFjcDKozDuwAM2OApX3lTRaUDRUqLeU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/parfive/default.nix b/pkgs/development/python-modules/parfive/default.nix
index 6e33c6f520bd9..74d6d186bc2b9 100644
--- a/pkgs/development/python-modules/parfive/default.nix
+++ b/pkgs/development/python-modules/parfive/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kIIR+cXLUtyLJ5YmhyCV88zhXahok/U7QXbezt3PyF0=";
+    hash = "sha256-kIIR+cXLUtyLJ5YmhyCV88zhXahok/U7QXbezt3PyF0=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/parse-type/default.nix b/pkgs/development/python-modules/parse-type/default.nix
index 8dc5ded974552..e795ab3d49d32 100644
--- a/pkgs/development/python-modules/parse-type/default.nix
+++ b/pkgs/development/python-modules/parse-type/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "jenisys";
     repo = "parse_type";
     rev = "v${version}";
-    sha256 = "sha256-v79zzAAwXYoK2N8ZPl1L90qOwMRexAV2wCTMvo4vrSc=";
+    hash = "sha256-v79zzAAwXYoK2N8ZPl1L90qOwMRexAV2wCTMvo4vrSc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/parso/default.nix b/pkgs/development/python-modules/parso/default.nix
index bd2e3ad90acd4..fe31d7d746713 100644
--- a/pkgs/development/python-modules/parso/default.nix
+++ b/pkgs/development/python-modules/parso/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-jAe+KQu1nwNYiRWSHinopQACrK8s3F+g4BFPkXCfr6A=";
+    hash = "sha256-jAe+KQu1nwNYiRWSHinopQACrK8s3F+g4BFPkXCfr6A=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/parsy/default.nix b/pkgs/development/python-modules/parsy/default.nix
index 74e62d1ce0e21..25092eb9e8a80 100644
--- a/pkgs/development/python-modules/parsy/default.nix
+++ b/pkgs/development/python-modules/parsy/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     repo = "parsy";
     owner = "python-parsy";
     rev = "v${version}";
-    sha256 = "sha256-FislrLb+u4T5m/eEER7kazZHJKEwPHe+Vg/YDJp4PyM=";
+    hash = "sha256-FislrLb+u4T5m/eEER7kazZHJKEwPHe+Vg/YDJp4PyM=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/partd/default.nix b/pkgs/development/python-modules/partd/default.nix
index 2e62b2ee5990f..d633b8dfceb1c 100644
--- a/pkgs/development/python-modules/partd/default.nix
+++ b/pkgs/development/python-modules/partd/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zpGrzcYXjWaLyqQxeRpakX2QI0HLGT9UP+RF1JRmBIU=";
+    hash = "sha256-zpGrzcYXjWaLyqQxeRpakX2QI0HLGT9UP+RF1JRmBIU=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pathlib2/default.nix b/pkgs/development/python-modules/pathlib2/default.nix
index f4b7c6e05d837..43eff770c1a3b 100644
--- a/pkgs/development/python-modules/pathlib2/default.nix
+++ b/pkgs/development/python-modules/pathlib2/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-n+DtrYmLg8DD4ZnIQrJ+0hZkXS4Xd1ey3Wc4TUETxkE=";
+    hash = "sha256-n+DtrYmLg8DD4ZnIQrJ+0hZkXS4Xd1ey3Wc4TUETxkE=";
   };
 
   propagatedBuildInputs = [ six ]
diff --git a/pkgs/development/python-modules/pathos/default.nix b/pkgs/development/python-modules/pathos/default.nix
index 333f1be21c4e3..6f60593054b1b 100644
--- a/pkgs/development/python-modules/pathos/default.nix
+++ b/pkgs/development/python-modules/pathos/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "uqfoundation";
     repo = pname;
     rev = "refs/tags/pathos-${version}";
-    sha256 = "sha256-Jc7pMVjOUSaZydRh87FsHivEAXpX9v6EbZNkHwPeq/Q=";
+    hash = "sha256-Jc7pMVjOUSaZydRh87FsHivEAXpX9v6EbZNkHwPeq/Q=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/patrowl4py/default.nix b/pkgs/development/python-modules/patrowl4py/default.nix
index 22de8feb0e74d..22f2f1ab145d9 100644
--- a/pkgs/development/python-modules/patrowl4py/default.nix
+++ b/pkgs/development/python-modules/patrowl4py/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "Patrowl";
     repo = "Patrowl4py";
     rev = version;
-    sha256 = "sha256-ZGvntLbXIWmL0WoT+kQoNT6gDPgsSKwHQQjYlarvnKo=";
+    hash = "sha256-ZGvntLbXIWmL0WoT+kQoNT6gDPgsSKwHQQjYlarvnKo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/patsy/default.nix b/pkgs/development/python-modules/patsy/default.nix
index e4d389022d492..f9020c0c1678f 100644
--- a/pkgs/development/python-modules/patsy/default.nix
+++ b/pkgs/development/python-modules/patsy/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vcGAAYdeMZvJHIEsHrahC+S7E8uB63Y/RmF53KO2cnc=";
+    hash = "sha256-vcGAAYdeMZvJHIEsHrahC+S7E8uB63Y/RmF53KO2cnc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pbr/default.nix b/pkgs/development/python-modules/pbr/default.nix
index 05f0c7e5fcdbc..13b61c89232eb 100644
--- a/pkgs/development/python-modules/pbr/default.nix
+++ b/pkgs/development/python-modules/pbr/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rvxRZ1sLUz1Wu1/RyMbAUi/jGJZnmILhxMY9XkoPzLM=";
+    hash = "sha256-rvxRZ1sLUz1Wu1/RyMbAUi/jGJZnmILhxMY9XkoPzLM=";
   };
 
   # importlib-metadata could be added here if it wouldn't cause an infinite recursion
diff --git a/pkgs/development/python-modules/pcodedmp/default.nix b/pkgs/development/python-modules/pcodedmp/default.nix
index 84f230f5852f6..c87cebe0f23ba 100644
--- a/pkgs/development/python-modules/pcodedmp/default.nix
+++ b/pkgs/development/python-modules/pcodedmp/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "bontchev";
     repo = pname;
     rev = version;
-    sha256 = "sha256-SYOFGMvrzxDPMACaCvqwU28Mh9LEuvFBGvAph4X+geo=";
+    hash = "sha256-SYOFGMvrzxDPMACaCvqwU28Mh9LEuvFBGvAph4X+geo=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pdfminer-six/default.nix b/pkgs/development/python-modules/pdfminer-six/default.nix
index a0b7d765646c8..cd378941b151f 100644
--- a/pkgs/development/python-modules/pdfminer-six/default.nix
+++ b/pkgs/development/python-modules/pdfminer-six/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "pdfminer";
     repo = "pdfminer.six";
     rev = version;
-    sha256 = "sha256-OyEeQBuYfj4iEcRt2/daSaUfTOjCVSCyHW2qffal+Bk=";
+    hash = "sha256-OyEeQBuYfj4iEcRt2/daSaUfTOjCVSCyHW2qffal+Bk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pdfposter/default.nix b/pkgs/development/python-modules/pdfposter/default.nix
index 6c3c4ccf09e59..e2f5211ecaf4c 100644
--- a/pkgs/development/python-modules/pdfposter/default.nix
+++ b/pkgs/development/python-modules/pdfposter/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-yWFtHgVKAWs4dRlSk8t8cB2KBJeBOa0Frh3BLR9txS0=";
+    hash = "sha256-yWFtHgVKAWs4dRlSk8t8cB2KBJeBOa0Frh3BLR9txS0=";
   };
 
   pythonImportsCheck = [
diff --git a/pkgs/development/python-modules/pdfx/default.nix b/pkgs/development/python-modules/pdfx/default.nix
index b61a22cb516f8..1ee1cb4804df8 100644
--- a/pkgs/development/python-modules/pdfx/default.nix
+++ b/pkgs/development/python-modules/pdfx/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "metachris";
     repo = "pdfx";
     rev = "v${version}";
-    sha256 = "sha256-POpP6XwcqwvImrtIiDjpnHoNE0MKapuPjxojo+ocBK0=";
+    hash = "sha256-POpP6XwcqwvImrtIiDjpnHoNE0MKapuPjxojo+ocBK0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pdoc/default.nix b/pkgs/development/python-modules/pdoc/default.nix
index a096973a93674..cee9238dcb369 100644
--- a/pkgs/development/python-modules/pdoc/default.nix
+++ b/pkgs/development/python-modules/pdoc/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "mitmproxy";
     repo = "pdoc";
     rev = "v${version}";
-    sha256 = "sha256-SaLrE/eHxKnlm6BZYbcZZrbrUZMeHJ4eCcqMsFvyZ7I=";
+    hash = "sha256-SaLrE/eHxKnlm6BZYbcZZrbrUZMeHJ4eCcqMsFvyZ7I=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pecan/default.nix b/pkgs/development/python-modules/pecan/default.nix
index fa64ff24d059f..3ee82e584050e 100644
--- a/pkgs/development/python-modules/pecan/default.nix
+++ b/pkgs/development/python-modules/pecan/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SbJV5wHD8UYWBfWw6PVPDCGSLXhF1BTCTdZAn+aV1VA=";
+    hash = "sha256-SbJV5wHD8UYWBfWw6PVPDCGSLXhF1BTCTdZAn+aV1VA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pep517/default.nix b/pkgs/development/python-modules/pep517/default.nix
index fe40559493e50..bb60adfc4bb25 100644
--- a/pkgs/development/python-modules/pep517/default.nix
+++ b/pkgs/development/python-modules/pep517/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rmmSfFwXK+Gt2SA3JtS4TPPrrR7c1fcfzcdG5m6Cn1k=";
+    hash = "sha256-rmmSfFwXK+Gt2SA3JtS4TPPrrR7c1fcfzcdG5m6Cn1k=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/perfplot/default.nix b/pkgs/development/python-modules/perfplot/default.nix
index 63b00e896f17f..574bffb88b6c7 100644
--- a/pkgs/development/python-modules/perfplot/default.nix
+++ b/pkgs/development/python-modules/perfplot/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "nschloe";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-bu6eYQukhLE8sLkS3PbqTgXOqJFXJYXTcXAhmjaq48g=";
+    hash = "sha256-bu6eYQukhLE8sLkS3PbqTgXOqJFXJYXTcXAhmjaq48g=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/persisting-theory/default.nix b/pkgs/development/python-modules/persisting-theory/default.nix
index eb9b8cbdd69f4..0555e53e47401 100644
--- a/pkgs/development/python-modules/persisting-theory/default.nix
+++ b/pkgs/development/python-modules/persisting-theory/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-D4QPoiJHvKpRQJTafzsmxgI1lCmrEtLNiL4GtJozYpA=";
+    hash = "sha256-D4QPoiJHvKpRQJTafzsmxgI1lCmrEtLNiL4GtJozYpA=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/pgcli/default.nix b/pkgs/development/python-modules/pgcli/default.nix
index ac291d7af7d55..9ed6cd9b52495 100644
--- a/pkgs/development/python-modules/pgcli/default.nix
+++ b/pkgs/development/python-modules/pgcli/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zESNlRWfwJA9NhgpkneKCW7aV1LWYNR2cTg8jiv2M/E=";
+    hash = "sha256-zESNlRWfwJA9NhgpkneKCW7aV1LWYNR2cTg8jiv2M/E=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pgspecial/default.nix b/pkgs/development/python-modules/pgspecial/default.nix
index 1bb34132401ff..62feab353d974 100644
--- a/pkgs/development/python-modules/pgspecial/default.nix
+++ b/pkgs/development/python-modules/pgspecial/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ZEQ7vJrQm1fQ9Ny7OO/0TVKFO3QYyepS9YV6vhu1NOw=";
+    hash = "sha256-ZEQ7vJrQm1fQ9Ny7OO/0TVKFO3QYyepS9YV6vhu1NOw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/phe/default.nix b/pkgs/development/python-modules/phe/default.nix
index 0e589a04dbf9c..fa4c43c59c901 100644
--- a/pkgs/development/python-modules/phe/default.nix
+++ b/pkgs/development/python-modules/phe/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mS+3CR0kJ/DZczlG+PNQrN1NHQEgV/Kq02S6eflwM5w=";
+    hash = "sha256-mS+3CR0kJ/DZczlG+PNQrN1NHQEgV/Kq02S6eflwM5w=";
   };
 
   buildInputs = [ click gmpy2 numpy ];
diff --git a/pkgs/development/python-modules/phone-modem/default.nix b/pkgs/development/python-modules/phone-modem/default.nix
index 0202e2c411b4e..635d1ce2d850a 100644
--- a/pkgs/development/python-modules/phone-modem/default.nix
+++ b/pkgs/development/python-modules/phone-modem/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "phone_modem";
     inherit version;
-    sha256 = "sha256-7NahK9l67MdT/dDVXsq+y0Z4cZxZ/WUW2kPpE4Wz6j0=";
+    hash = "sha256-7NahK9l67MdT/dDVXsq+y0Z4cZxZ/WUW2kPpE4Wz6j0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/phx-class-registry/default.nix b/pkgs/development/python-modules/phx-class-registry/default.nix
index 91762d80fcb23..8975be61f1b8c 100644
--- a/pkgs/development/python-modules/phx-class-registry/default.nix
+++ b/pkgs/development/python-modules/phx-class-registry/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "todofixthis";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-kSEHgzBgnAq5rMv2HbmGl+9CUzsmzUzPQWr+5q8mcsA=";
+    hash = "sha256-kSEHgzBgnAq5rMv2HbmGl+9CUzsmzUzPQWr+5q8mcsA=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/piccata/default.nix b/pkgs/development/python-modules/piccata/default.nix
index 8ce8e1fe95f17..b43c5fd4b446a 100644
--- a/pkgs/development/python-modules/piccata/default.nix
+++ b/pkgs/development/python-modules/piccata/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "NordicSemiconductor";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-Vuhwt+esTkvyEIRVYaRGvNMTAXVWBBv/6lpaxN5RrBA=";
+    hash = "sha256-Vuhwt+esTkvyEIRVYaRGvNMTAXVWBBv/6lpaxN5RrBA=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/piccolo-theme/default.nix b/pkgs/development/python-modules/piccolo-theme/default.nix
index 4a0e3bf0f98bb..eded0ac8fe544 100644
--- a/pkgs/development/python-modules/piccolo-theme/default.nix
+++ b/pkgs/development/python-modules/piccolo-theme/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "piccolo_theme";
     inherit version;
-    sha256 = "sha256-PGPf05TQfC6Somn2PR07Y2qiOuyg+37U1l16m2LKykU=";
+    hash = "sha256-PGPf05TQfC6Somn2PR07Y2qiOuyg+37U1l16m2LKykU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/piep/default.nix b/pkgs/development/python-modules/piep/default.nix
index 196619f525fe0..691733bfb6dfb 100644
--- a/pkgs/development/python-modules/piep/default.nix
+++ b/pkgs/development/python-modules/piep/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-aM7KQJZr1P0Hs2ReyRj2ItGUo+fRJ+TU3lLAU2Mu8KA=";
+    hash = "sha256-aM7KQJZr1P0Hs2ReyRj2ItGUo+fRJ+TU3lLAU2Mu8KA=";
   };
 
   propagatedBuildInputs = [ pygments ];
diff --git a/pkgs/development/python-modules/pika/default.nix b/pkgs/development/python-modules/pika/default.nix
index 3ac0b61fc3621..e0a8fc10f4781 100644
--- a/pkgs/development/python-modules/pika/default.nix
+++ b/pkgs/development/python-modules/pika/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "pika";
     repo = "pika";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-j+5AF/+MlyMl3JXh+bo7pHxohbso17CJokcDR7uroz8=";
+    hash = "sha256-j+5AF/+MlyMl3JXh+bo7pHxohbso17CJokcDR7uroz8=";
   };
 
   propagatedBuildInputs = [ gevent tornado twisted ];
diff --git a/pkgs/development/python-modules/pillow-simd/default.nix b/pkgs/development/python-modules/pillow-simd/default.nix
index f16ef4465562a..746496ff28553 100644
--- a/pkgs/development/python-modules/pillow-simd/default.nix
+++ b/pkgs/development/python-modules/pillow-simd/default.nix
@@ -17,7 +17,7 @@ import ../pillow/generic.nix (rec {
     owner = "uploadcare";
     repo = "pillow-simd";
     rev = "v${version}";
-    sha256 = "sha256-qTZYhgHjVMXqoYl3mG1xVrFaWrPidSY8HlyFQizV27Y=";
+    hash = "sha256-qTZYhgHjVMXqoYl3mG1xVrFaWrPidSY8HlyFQizV27Y=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/pint/default.nix b/pkgs/development/python-modules/pint/default.nix
index 67f4dd004ab77..8873b27d5e7d7 100644
--- a/pkgs/development/python-modules/pint/default.nix
+++ b/pkgs/development/python-modules/pint/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "Pint";
-    sha256 = "sha256-OHzwQHjcff5KcIAzuq1Uq2HYKrBsTuPUkiseRdViYGc=";
+    hash = "sha256-OHzwQHjcff5KcIAzuq1Uq2HYKrBsTuPUkiseRdViYGc=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/pipx/default.nix b/pkgs/development/python-modules/pipx/default.nix
index cf0af0d1decfb..3fa091332bbdd 100644
--- a/pkgs/development/python-modules/pipx/default.nix
+++ b/pkgs/development/python-modules/pipx/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "pipxproject";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-6cKKVOgHIoKNfGqvDWK5cwBGBDkgfyRuBRDV6fruBoA=";
+    hash = "sha256-6cKKVOgHIoKNfGqvDWK5cwBGBDkgfyRuBRDV6fruBoA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pkce/default.nix b/pkgs/development/python-modules/pkce/default.nix
index 38a0058be4e61..ecd128744d072 100644
--- a/pkgs/development/python-modules/pkce/default.nix
+++ b/pkgs/development/python-modules/pkce/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "RomeoDespres";
     repo = pname;
     rev = version;
-    sha256 = "sha256-dOHCu0pDXk9LM4Yobaz8GAfVpBd8rXlty+Wfhx+WPME=";
+    hash = "sha256-dOHCu0pDXk9LM4Yobaz8GAfVpBd8rXlty+Wfhx+WPME=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/pkgconfig/default.nix b/pkgs/development/python-modules/pkgconfig/default.nix
index 91f8db998a1ca..d5b5815c3bb39 100644
--- a/pkgs/development/python-modules/pkgconfig/default.nix
+++ b/pkgs/development/python-modules/pkgconfig/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "matze";
     repo = "pkgconfig";
     rev = "v${version}";
-    sha256 = "sha256-uuLUGRNLCR3NS9g6OPCI+qG7tPWsLhI3OE5WmSI3vm8=";
+    hash = "sha256-uuLUGRNLCR3NS9g6OPCI+qG7tPWsLhI3OE5WmSI3vm8=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pkginfo/default.nix b/pkgs/development/python-modules/pkginfo/default.nix
index e4a134101ff78..9fd8fa40dc79b 100644
--- a/pkgs/development/python-modules/pkginfo/default.nix
+++ b/pkgs/development/python-modules/pkginfo/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-j9WJbocYpDcvDqnMnZb2QXybmG4jpNEW3aJrYswp0EY=";
+    hash = "sha256-j9WJbocYpDcvDqnMnZb2QXybmG4jpNEW3aJrYswp0EY=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/plantuml-markdown/default.nix b/pkgs/development/python-modules/plantuml-markdown/default.nix
index 159979ce57899..0fae6102ea515 100644
--- a/pkgs/development/python-modules/plantuml-markdown/default.nix
+++ b/pkgs/development/python-modules/plantuml-markdown/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage {
     owner = "mikitex70";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-cDijr9BX7Mqgml76TU5dNWLWeF6LYb/gUeIrIJtqqCo=";
+    hash = "sha256-cDijr9BX7Mqgml76TU5dNWLWeF6LYb/gUeIrIJtqqCo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/plantuml/default.nix b/pkgs/development/python-modules/plantuml/default.nix
index f887453bd6815..b9d7c15f8346f 100644
--- a/pkgs/development/python-modules/plantuml/default.nix
+++ b/pkgs/development/python-modules/plantuml/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage {
     owner = "dougn";
     repo = "python-plantuml";
     rev = "93e1aac25b17d896b0d05d0a1aa352c7bd11dd31";
-    sha256 = "sha256-aPXPqoKlu8VLi0Jn84brG7v3qM9L18Ut4sabYYGb3qQ=";
+    hash = "sha256-aPXPqoKlu8VLi0Jn84brG7v3qM9L18Ut4sabYYGb3qQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/plaster/default.nix b/pkgs/development/python-modules/plaster/default.nix
index 40362c65db9f0..f3ba127b0a926 100644
--- a/pkgs/development/python-modules/plaster/default.nix
+++ b/pkgs/development/python-modules/plaster/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+L78VL+MEUfBCrQCl+yEwmdvotTqXW9STZQ2qAB075g=";
+    hash = "sha256-+L78VL+MEUfBCrQCl+yEwmdvotTqXW9STZQ2qAB075g=";
   };
 
   checkPhase = ''
diff --git a/pkgs/development/python-modules/playwright/default.nix b/pkgs/development/python-modules/playwright/default.nix
index 741b655df8683..71d50c67f7ca4 100644
--- a/pkgs/development/python-modules/playwright/default.nix
+++ b/pkgs/development/python-modules/playwright/default.nix
@@ -144,7 +144,7 @@ buildPythonPackage rec {
     owner = "microsoft";
     repo = "playwright-python";
     rev = "v${version}";
-    sha256 = "sha256-cI/4GdkmTikoP9O0Skh/0jCxxRypRua0231iKcxtBcY=";
+    hash = "sha256-cI/4GdkmTikoP9O0Skh/0jCxxRypRua0231iKcxtBcY=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/plexwebsocket/default.nix b/pkgs/development/python-modules/plexwebsocket/default.nix
index 86bd3c0bdb0ed..430394c416c52 100644
--- a/pkgs/development/python-modules/plexwebsocket/default.nix
+++ b/pkgs/development/python-modules/plexwebsocket/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "jjlawren";
     repo = "python-plexwebsocket";
     rev = "v${version}";
-    sha256 = "sha256-u9zO3d0d4Qg+u4ezVRGkNDpJqHkYIMrEMJzBK5WKk8Y=";
+    hash = "sha256-u9zO3d0d4Qg+u4ezVRGkNDpJqHkYIMrEMJzBK5WKk8Y=";
   };
 
   propagatedBuildInputs = [ aiohttp ];
diff --git a/pkgs/development/python-modules/plotly/default.nix b/pkgs/development/python-modules/plotly/default.nix
index ea2a4b3b53ddf..201f2fcfc4bd6 100644
--- a/pkgs/development/python-modules/plotly/default.nix
+++ b/pkgs/development/python-modules/plotly/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kO6aH+4N2jDigw4SmFUIHqF70bBqVTpiti3hXK/xohk=";
+    hash = "sha256-kO6aH+4N2jDigw4SmFUIHqF70bBqVTpiti3hXK/xohk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/plum-py/default.nix b/pkgs/development/python-modules/plum-py/default.nix
index d1ef4c9caa3e0..701a36a368533 100644
--- a/pkgs/development/python-modules/plum-py/default.nix
+++ b/pkgs/development/python-modules/plum-py/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "dangass";
     repo = "plum";
     rev = version;
-    sha256 = "sha256-jCZUNT1HpSr0khHsjnxEzN2LCzcDV6W27PjVkwFJHUg=";
+    hash = "sha256-jCZUNT1HpSr0khHsjnxEzN2LCzcDV6W27PjVkwFJHUg=";
   };
 
   pythonImportsCheck = [ "plum" ];
diff --git a/pkgs/development/python-modules/plumbum/default.nix b/pkgs/development/python-modules/plumbum/default.nix
index 84eb29e9596b1..6bc5ec7da710f 100644
--- a/pkgs/development/python-modules/plumbum/default.nix
+++ b/pkgs/development/python-modules/plumbum/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "tomerfiliba";
     repo = "plumbum";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-5nRI9y2Y7itkqDdLRSX4qWfh96WmhqdP1Eo7HLoRHaQ=";
+    hash = "sha256-5nRI9y2Y7itkqDdLRSX4qWfh96WmhqdP1Eo7HLoRHaQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/plux/default.nix b/pkgs/development/python-modules/plux/default.nix
index ec235c7b99b3b..5f6ac1e851f56 100644
--- a/pkgs/development/python-modules/plux/default.nix
+++ b/pkgs/development/python-modules/plux/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     repo = "plux";
     # Request for proper tags: https://github.com/localstack/plux/issues/4
     rev = "a412ab0a0d7d17c3b5e1f560b7b31dc1876598f7";
-    sha256 = "sha256-zFwrRc93R4cXah7zYXjVLBIeBpDedsInxuyXOyBI8SA=";
+    hash = "sha256-zFwrRc93R4cXah7zYXjVLBIeBpDedsInxuyXOyBI8SA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/plyer/default.nix b/pkgs/development/python-modules/plyer/default.nix
index 3bf0739ebaedf..f190dcb6b24e1 100644
--- a/pkgs/development/python-modules/plyer/default.nix
+++ b/pkgs/development/python-modules/plyer/default.nix
@@ -15,12 +15,12 @@ buildPythonPackage rec {
     # fix naming of the DOCUMENTS dir
     (fetchpatch {
       url = "https://github.com/rski/plyer/commit/99dabb2d62248fc3ea5705c2720abf71c9fc378b.patch";
-      sha256 = "sha256-bbnw0TxH4FGTso5dopzquDCjrjZAy+6CJauqi/nfstA=";
+      hash = "sha256-bbnw0TxH4FGTso5dopzquDCjrjZAy+6CJauqi/nfstA=";
     })
     # fix handling of the ~/.config/user-dirs.dir file
     (fetchpatch {
       url = "https://github.com/rski/plyer/commit/f803697a1fe4fb5e9c729ee6ef1997b8d64f3ccd.patch";
-      sha256 = "sha256-akuh//P5puz2PwcBRXZQ4KoGk+fxi4jn2H3pTIT5M78=";
+      hash = "sha256-akuh//P5puz2PwcBRXZQ4KoGk+fxi4jn2H3pTIT5M78=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/plyvel/default.nix b/pkgs/development/python-modules/plyvel/default.nix
index 09a1c31297b71..2d412c12d16ec 100644
--- a/pkgs/development/python-modules/plyvel/default.nix
+++ b/pkgs/development/python-modules/plyvel/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zZGOCzFpCrzT0gKodCyvlRqy/hVz3nr3HDhFaEf5ICs=";
+    hash = "sha256-zZGOCzFpCrzT0gKodCyvlRqy/hVz3nr3HDhFaEf5ICs=";
   };
 
   buildInputs = [ pkgs.leveldb ] ++ lib.optional isPy3k pytest;
diff --git a/pkgs/development/python-modules/pmw/default.nix b/pkgs/development/python-modules/pmw/default.nix
index ec120848a8c2d..de33eecf0886c 100644
--- a/pkgs/development/python-modules/pmw/default.nix
+++ b/pkgs/development/python-modules/pmw/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Pmw";
     inherit version;
-    sha256 = "sha256-lIQSRXz8zwx3XdCOCRP7APkIlqM8eXN9VxxzEq6vVcY=";
+    hash = "sha256-lIQSRXz8zwx3XdCOCRP7APkIlqM8eXN9VxxzEq6vVcY=";
   };
 
   propagatedBuildInputs = [ tkinter ];
diff --git a/pkgs/development/python-modules/poetry-semver/default.nix b/pkgs/development/python-modules/poetry-semver/default.nix
index 1e144bf36cf3a..8c0c11f99efdd 100644
--- a/pkgs/development/python-modules/poetry-semver/default.nix
+++ b/pkgs/development/python-modules/poetry-semver/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2Am2Eqons5vy0PydMbT0gJsOlyZGxfGc+kbHJbdjiBA=";
+    hash = "sha256-2Am2Eqons5vy0PydMbT0gJsOlyZGxfGc+kbHJbdjiBA=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/polarizationsolver/default.nix b/pkgs/development/python-modules/polarizationsolver/default.nix
index c8f47db632878..363dcdc4908b6 100644
--- a/pkgs/development/python-modules/polarizationsolver/default.nix
+++ b/pkgs/development/python-modules/polarizationsolver/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "reinholdt";
     repo = pname;
     rev = "00424ac4d1862257a55e4b16543f63ace3fe8c22";
-    sha256 = "sha256-LACf8Xw+o/uJ3+PD/DE/o7nwKY7fv3NyYbpjCrTTnBU=";
+    hash = "sha256-LACf8Xw+o/uJ3+PD/DE/o7nwKY7fv3NyYbpjCrTTnBU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/polars/default.nix b/pkgs/development/python-modules/polars/default.nix
index 5424152a1e82b..0fa53190712ad 100644
--- a/pkgs/development/python-modules/polars/default.nix
+++ b/pkgs/development/python-modules/polars/default.nix
@@ -12,7 +12,7 @@ let
   version = "0.15.13";
   rootSource = fetchzip {
     url = "https://github.com/pola-rs/${pname}/archive/refs/tags/py-${version}.tar.gz";
-    sha256 = "sha256-bk2opNLN3L+fkzXVfUU5O37UmA27ijmnAElCHjsuI+o=";
+    hash = "sha256-bk2opNLN3L+fkzXVfUU5O37UmA27ijmnAElCHjsuI+o=";
   };
 in
 buildPythonPackage {
@@ -35,7 +35,7 @@ buildPythonPackage {
         cd py-polars
     '';
     name = "${pname}-${version}";
-    sha256 = "sha256-u7ascftUPz8K+gWwjjxdXXFJf++M+8P9QE/KVJkO5DM=";
+    hash = "sha256-u7ascftUPz8K+gWwjjxdXXFJf++M+8P9QE/KVJkO5DM=";
   };
   cargoRoot = "py-polars";
 
diff --git a/pkgs/development/python-modules/polib/default.nix b/pkgs/development/python-modules/polib/default.nix
index 64674365d6f92..c96b90b6c5211 100644
--- a/pkgs/development/python-modules/polib/default.nix
+++ b/pkgs/development/python-modules/polib/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8++Urv7W4YPjQqiiaa4fxHQroZMYatdvF1k4Yh2/wms=";
+    hash = "sha256-8++Urv7W4YPjQqiiaa4fxHQroZMYatdvF1k4Yh2/wms=";
   };
 
   # error: invalid command 'test'
diff --git a/pkgs/development/python-modules/polyline/default.nix b/pkgs/development/python-modules/polyline/default.nix
index 5e3f3e170357d..37bc3bc2e1b7a 100644
--- a/pkgs/development/python-modules/polyline/default.nix
+++ b/pkgs/development/python-modules/polyline/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FJK4/K3CFD+K7cZz08bZXfRRMfHGLrjVHIGDsk53FIY=";
+    hash = "sha256-FJK4/K3CFD+K7cZz08bZXfRRMfHGLrjVHIGDsk53FIY=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/pooch/default.nix b/pkgs/development/python-modules/pooch/default.nix
index 3c6f4ff900406..7dd3569519e0e 100644
--- a/pkgs/development/python-modules/pooch/default.nix
+++ b/pkgs/development/python-modules/pooch/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-V9IOxLEN1pTSsFu2S8axCcboWmwUBXlM6H7Ys0GrP0Q=";
+    hash = "sha256-V9IOxLEN1pTSsFu2S8axCcboWmwUBXlM6H7Ys0GrP0Q=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/pot/default.nix b/pkgs/development/python-modules/pot/default.nix
index adbbd3bf526ee..455ee183a26ff 100644
--- a/pkgs/development/python-modules/pot/default.nix
+++ b/pkgs/development/python-modules/pot/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "POT";
     inherit version;
-    sha256 = "sha256-PKmuPI83DPy7RkOgHHPdPJJz5NT/fpr123AVTzTLwgQ=";
+    hash = "sha256-PKmuPI83DPy7RkOgHHPdPJJz5NT/fpr123AVTzTLwgQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/powerline/default.nix b/pkgs/development/python-modules/powerline/default.nix
index de97627f6df4a..426450ab404f6 100644
--- a/pkgs/development/python-modules/powerline/default.nix
+++ b/pkgs/development/python-modules/powerline/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-UIx9/IZg6Wv596wHzQb0CO6zwmQXUaFEPKBojo2LXmA=";
+    hash = "sha256-UIx9/IZg6Wv596wHzQb0CO6zwmQXUaFEPKBojo2LXmA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pox/default.nix b/pkgs/development/python-modules/pox/default.nix
index f0a825068bbd7..7f1ac487976cf 100644
--- a/pkgs/development/python-modules/pox/default.nix
+++ b/pkgs/development/python-modules/pox/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6CUiUpdjjW49SUFfjPtlQHpdFeVvL7f+nZueMFDGXuE=";
+    hash = "sha256-6CUiUpdjjW49SUFfjPtlQHpdFeVvL7f+nZueMFDGXuE=";
   };
 
   # Test sare failing the sandbox
diff --git a/pkgs/development/python-modules/ppft/default.nix b/pkgs/development/python-modules/ppft/default.nix
index d53ac9acddbb5..1dce18366b760 100644
--- a/pkgs/development/python-modules/ppft/default.nix
+++ b/pkgs/development/python-modules/ppft/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+TPwQE8+gIvIYHRayzt5zU/jHqGaIIiaZF+QBBW+YPE=";
+    hash = "sha256-+TPwQE8+gIvIYHRayzt5zU/jHqGaIIiaZF+QBBW+YPE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/primer3/default.nix b/pkgs/development/python-modules/primer3/default.nix
index d3d44259fefbf..6a82ba130a7f8 100644
--- a/pkgs/development/python-modules/primer3/default.nix
+++ b/pkgs/development/python-modules/primer3/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "libnano";
     repo = "primer3-py";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-o9B8TN3mOchOO7dz34mI3NDtIhHSlA9+lMNsYcxhTE0=";
+    hash = "sha256-o9B8TN3mOchOO7dz34mI3NDtIhHSlA9+lMNsYcxhTE0=";
   };
 
   nativeBuildInputs = [ cython ]
diff --git a/pkgs/development/python-modules/prison/default.nix b/pkgs/development/python-modules/prison/default.nix
index de61fbd252392..320764a88e8eb 100644
--- a/pkgs/development/python-modules/prison/default.nix
+++ b/pkgs/development/python-modules/prison/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "betodealmeida";
     repo = "python-rison";
     rev = version;
-    sha256 = "sha256-qor40vUQeTdlO3vwug3GGNX5vkNaF0H7EWlRdsY4bvc=";
+    hash = "sha256-qor40vUQeTdlO3vwug3GGNX5vkNaF0H7EWlRdsY4bvc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/privacyidea-ldap-proxy/default.nix b/pkgs/development/python-modules/privacyidea-ldap-proxy/default.nix
index 417113537b9c3..fbf7599b313c8 100644
--- a/pkgs/development/python-modules/privacyidea-ldap-proxy/default.nix
+++ b/pkgs/development/python-modules/privacyidea-ldap-proxy/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     # support for LDAPCompareRequest.
     (fetchpatch {
       url = "https://github.com/mayflower/privacyidea-ldap-proxy/commit/a13356717379b174f1a6abf767faa0dbd459f5dd.patch";
-      sha256 = "sha256-SBTj9ayQ8JFD8BoYIl77nxWVV3PXnHZ8JMlJnxd/nEk=";
+      hash = "sha256-SBTj9ayQ8JFD8BoYIl77nxWVV3PXnHZ8JMlJnxd/nEk=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/proglog/default.nix b/pkgs/development/python-modules/proglog/default.nix
index 3b630f719054d..d22951ac7e2b2 100644
--- a/pkgs/development/python-modules/proglog/default.nix
+++ b/pkgs/development/python-modules/proglog/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ZYwoycguTK6y8l9Ij/+c6s4i+NabFdDByG1kJ15N2rQ=";
+    hash = "sha256-ZYwoycguTK6y8l9Ij/+c6s4i+NabFdDByG1kJ15N2rQ=";
   };
 
   propagatedBuildInputs = [ tqdm ];
diff --git a/pkgs/development/python-modules/prometheus-flask-exporter/default.nix b/pkgs/development/python-modules/prometheus-flask-exporter/default.nix
index e84e0a20260cc..ac50bf781c0f9 100644
--- a/pkgs/development/python-modules/prometheus-flask-exporter/default.nix
+++ b/pkgs/development/python-modules/prometheus-flask-exporter/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "rycus86";
     repo = "prometheus_flask_exporter";
     rev = version;
-    sha256 = "sha256-l9Iw9fvXQMXzq1y/4Dml8uLPJWyqX6SDIXptJVw3cVQ=";
+    hash = "sha256-l9Iw9fvXQMXzq1y/4Dml8uLPJWyqX6SDIXptJVw3cVQ=";
   };
 
   propagatedBuildInputs = [ flask prometheus-client ];
diff --git a/pkgs/development/python-modules/protego/default.nix b/pkgs/development/python-modules/protego/default.nix
index 12489fa64bbc1..6db79056d3027 100644
--- a/pkgs/development/python-modules/protego/default.nix
+++ b/pkgs/development/python-modules/protego/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-32ZtQwTat3Ti3J/rIIuxrI1x6lzuwS9MmeujD71kL/I=";
+    hash = "sha256-32ZtQwTat3Ti3J/rIIuxrI1x6lzuwS9MmeujD71kL/I=";
   };
   propagatedBuildInputs = [ six ];
 
diff --git a/pkgs/development/python-modules/proto-plus/default.nix b/pkgs/development/python-modules/proto-plus/default.nix
index b4f4facda1d87..3d3469e3f7889 100644
--- a/pkgs/development/python-modules/proto-plus/default.nix
+++ b/pkgs/development/python-modules/proto-plus/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-DozaPVpjTZiVt1xXPJNSwWSGy3XesOB4tf2jTbQkMWU=";
+    hash = "sha256-DozaPVpjTZiVt1xXPJNSwWSGy3XesOB4tf2jTbQkMWU=";
   };
 
   propagatedBuildInputs = [ protobuf ];
diff --git a/pkgs/development/python-modules/proton-client/default.nix b/pkgs/development/python-modules/proton-client/default.nix
index fbd69dbd54fe7..ae29bf631a518 100644
--- a/pkgs/development/python-modules/proton-client/default.nix
+++ b/pkgs/development/python-modules/proton-client/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "ProtonMail";
     repo = "proton-python-client";
     rev = version;
-    sha256 = "sha256-mhPq9O/LCu3+E1jKlaJmrI8dxbA9BIwlc34qGwoxi5g=";
+    hash = "sha256-mhPq9O/LCu3+E1jKlaJmrI8dxbA9BIwlc34qGwoxi5g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/protonvpn-nm-lib/default.nix b/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
index 89a4bf789c3a0..884decc2faca7 100644
--- a/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
+++ b/pkgs/development/python-modules/protonvpn-nm-lib/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "ProtonVPN";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-xpK3l8BI6/DUt46VR8DS89hzdHUljAbrYhEyf00giGg=";
+    hash = "sha256-xpK3l8BI6/DUt46VR8DS89hzdHUljAbrYhEyf00giGg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/proxy_tools/default.nix b/pkgs/development/python-modules/proxy_tools/default.nix
index e4596956dda87..03f3f92f9da95 100644
--- a/pkgs/development/python-modules/proxy_tools/default.nix
+++ b/pkgs/development/python-modules/proxy_tools/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zLN1H1KcBH4tilhEDYayBTA88P6BRveE0cvNlPCigBA=";
+    hash = "sha256-zLN1H1KcBH4tilhEDYayBTA88P6BRveE0cvNlPCigBA=";
   };
 
   # no tests in pypi
diff --git a/pkgs/development/python-modules/psycopg2/default.nix b/pkgs/development/python-modules/psycopg2/default.nix
index 72c0514225c07..b697c66613b30 100644
--- a/pkgs/development/python-modules/psycopg2/default.nix
+++ b/pkgs/development/python-modules/psycopg2/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pSRtLmg6ly4hh6hxS1ws+BVsBkYp+amxqHPBcw2eJFo=";
+    hash = "sha256-pSRtLmg6ly4hh6hxS1ws+BVsBkYp+amxqHPBcw2eJFo=";
   };
 
   outputs = [ "out" "doc" ];
diff --git a/pkgs/development/python-modules/ptyprocess/default.nix b/pkgs/development/python-modules/ptyprocess/default.nix
index d969a679a1aea..496f8161e7923 100644
--- a/pkgs/development/python-modules/ptyprocess/default.nix
+++ b/pkgs/development/python-modules/ptyprocess/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     # Remove after https://github.com/pexpect/ptyprocess/pull/64 is merged.
     (fetchpatch {
       url = "https://github.com/pexpect/ptyprocess/commit/40c1ccf3432a6787be1801ced721540e34c6cd87.patch";
-      sha256 = "sha256-IemngBqBq3QRCmVscWtsuXHiFgvTOJIIB9SyAvsqHd0=";
+      hash = "sha256-IemngBqBq3QRCmVscWtsuXHiFgvTOJIIB9SyAvsqHd0=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pulsectl/default.nix b/pkgs/development/python-modules/pulsectl/default.nix
index b2c7030587702..fc00d00c75108 100644
--- a/pkgs/development/python-modules/pulsectl/default.nix
+++ b/pkgs/development/python-modules/pulsectl/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zBdOHO69TmIixbePT0FfEugHU8mrdas1QVm0y1lQsIQ=";
+    hash = "sha256-zBdOHO69TmIixbePT0FfEugHU8mrdas1QVm0y1lQsIQ=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pure-python-adb-homeassistant/default.nix b/pkgs/development/python-modules/pure-python-adb-homeassistant/default.nix
index 919ab61c60c1e..8e40d182212dc 100644
--- a/pkgs/development/python-modules/pure-python-adb-homeassistant/default.nix
+++ b/pkgs/development/python-modules/pure-python-adb-homeassistant/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xXXEp8oYGcJLTfoBDUSZrIHSgDvB2EHbVMHoG4Hk+t8=";
+    hash = "sha256-xXXEp8oYGcJLTfoBDUSZrIHSgDvB2EHbVMHoG4Hk+t8=";
   };
 
   # Disable tests as they require docker, docker-compose and a dedicated
diff --git a/pkgs/development/python-modules/purl/default.nix b/pkgs/development/python-modules/purl/default.nix
index 9519d8bf21f18..6c180222e88e2 100644
--- a/pkgs/development/python-modules/purl/default.nix
+++ b/pkgs/development/python-modules/purl/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "codeinthehole";
     repo = "purl";
     rev = version;
-    sha256 = "sha256-Jb3JRW/PtQ7NlO4eQ9DmTPu/sjvFTg2mztphoIF79gc=";
+    hash = "sha256-Jb3JRW/PtQ7NlO4eQ9DmTPu/sjvFTg2mztphoIF79gc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/push-receiver/default.nix b/pkgs/development/python-modules/push-receiver/default.nix
index fe0582f0962e5..c8ab6b64eccf6 100644
--- a/pkgs/development/python-modules/push-receiver/default.nix
+++ b/pkgs/development/python-modules/push-receiver/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "push_receiver";
-    sha256 = "sha256-Tknmra39QfA+OgrRxzKDLbkPucW8zgdHqz5FGQnzYOw=";
+    hash = "sha256-Tknmra39QfA+OgrRxzKDLbkPucW8zgdHqz5FGQnzYOw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pvo/default.nix b/pkgs/development/python-modules/pvo/default.nix
index cbc7a2c0b47d7..2931c00a5a5e7 100644
--- a/pkgs/development/python-modules/pvo/default.nix
+++ b/pkgs/development/python-modules/pvo/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "frenck";
     repo = "python-pvoutput";
     rev = "v${version}";
-    sha256 = "sha256-2/O81MnFYbdOrzLiTSoX7IW+3ZGyyE/tIqgKr/sEaHI=";
+    hash = "sha256-2/O81MnFYbdOrzLiTSoX7IW+3ZGyyE/tIqgKr/sEaHI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pwntools/default.nix b/pkgs/development/python-modules/pwntools/default.nix
index a10f6a7fa5455..42cd7035cb747 100644
--- a/pkgs/development/python-modules/pwntools/default.nix
+++ b/pkgs/development/python-modules/pwntools/default.nix
@@ -33,7 +33,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7qZ9GC+RcEiDkpmNmy8d67dYiTgFBVAfB3B2RfrH5xI=";
+    hash = "sha256-7qZ9GC+RcEiDkpmNmy8d67dYiTgFBVAfB3B2RfrH5xI=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/py-cid/default.nix b/pkgs/development/python-modules/py-cid/default.nix
index 3f8d07adbfef6..9e34693eb021d 100644
--- a/pkgs/development/python-modules/py-cid/default.nix
+++ b/pkgs/development/python-modules/py-cid/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "ipld";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-aN7ee25ghKKa90+FoMDCdGauToePc5AzDLV3tONvh4U=";
+    hash = "sha256-aN7ee25ghKKa90+FoMDCdGauToePc5AzDLV3tONvh4U=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/py-ecc/default.nix b/pkgs/development/python-modules/py-ecc/default.nix
index 71103c0d66994..226b22a45d0ef 100644
--- a/pkgs/development/python-modules/py-ecc/default.nix
+++ b/pkgs/development/python-modules/py-ecc/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "py_ecc";
     rev = "v${version}";
-    sha256 = "sha256-638otYA3e/Ld4mcM69yrqHQnGoK/Sfl/UA9FWnjgO/U=";
+    hash = "sha256-638otYA3e/Ld4mcM69yrqHQnGoK/Sfl/UA9FWnjgO/U=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/py-eth-sig-utils/default.nix b/pkgs/development/python-modules/py-eth-sig-utils/default.nix
index 3ef63cd1926e8..3db729884035c 100644
--- a/pkgs/development/python-modules/py-eth-sig-utils/default.nix
+++ b/pkgs/development/python-modules/py-eth-sig-utils/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "rmeissner";
     repo = "py-eth-sig-utils";
     rev = "v${version}";
-    sha256 = "sha256-PNvEHH5w2ptntRGzqWrqlbIzJJsT60OXg/Dh5f6Wq9k=";
+    hash = "sha256-PNvEHH5w2ptntRGzqWrqlbIzJJsT60OXg/Dh5f6Wq9k=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/py-libzfs/default.nix b/pkgs/development/python-modules/py-libzfs/default.nix
index 21663ba802383..1eacc39b8ab07 100644
--- a/pkgs/development/python-modules/py-libzfs/default.nix
+++ b/pkgs/development/python-modules/py-libzfs/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "truenas";
     repo = pname;
     rev = "TS-${version}";
-    sha256 = "sha256-BJG+cw07Qu4aL99pVKNd7JAgr+w/6Uv2eI46EB615/I=";
+    hash = "sha256-BJG+cw07Qu4aL99pVKNd7JAgr+w/6Uv2eI46EB615/I=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/py-multiaddr/default.nix b/pkgs/development/python-modules/py-multiaddr/default.nix
index 4bf9e797395cf..b631dbdc316cb 100644
--- a/pkgs/development/python-modules/py-multiaddr/default.nix
+++ b/pkgs/development/python-modules/py-multiaddr/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "multiformats";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-cGM7iYQPP+UOkbTxRhzuED0pkcydFCO8vpx9wTc0/HI=";
+    hash = "sha256-cGM7iYQPP+UOkbTxRhzuED0pkcydFCO8vpx9wTc0/HI=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/py-multicodec/default.nix b/pkgs/development/python-modules/py-multicodec/default.nix
index f0c34a70efd82..6619a5c3e39f4 100644
--- a/pkgs/development/python-modules/py-multicodec/default.nix
+++ b/pkgs/development/python-modules/py-multicodec/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "multiformats";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-2aK+bfhqCMqSO+mtrHIfNQmQpQHpwd7yHseI/3O7Sp4=";
+    hash = "sha256-2aK+bfhqCMqSO+mtrHIfNQmQpQHpwd7yHseI/3O7Sp4=";
   };
 
   # Error when not substituting:
diff --git a/pkgs/development/python-modules/py-multihash/default.nix b/pkgs/development/python-modules/py-multihash/default.nix
index 202d2702163ae..a23ff548cf875 100644
--- a/pkgs/development/python-modules/py-multihash/default.nix
+++ b/pkgs/development/python-modules/py-multihash/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "multiformats";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-z1lmSypGCMFWJNzNgV9hx/IStyXbpd5jvrptFpewuOA=";
+    hash = "sha256-z1lmSypGCMFWJNzNgV9hx/IStyXbpd5jvrptFpewuOA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/py-sonic/default.nix b/pkgs/development/python-modules/py-sonic/default.nix
index 5649cafdd8a3a..a3e7cd5036086 100644
--- a/pkgs/development/python-modules/py-sonic/default.nix
+++ b/pkgs/development/python-modules/py-sonic/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9ho0F5kf74pCsLujwLt+pU+Ikxu70/kk+WP7lnD7CiE=";
+    hash = "sha256-9ho0F5kf74pCsLujwLt+pU+Ikxu70/kk+WP7lnD7CiE=";
   };
 
   # package has no tests
diff --git a/pkgs/development/python-modules/py-sr25519-bindings/default.nix b/pkgs/development/python-modules/py-sr25519-bindings/default.nix
index 650e259f982b2..caa7708b8b41c 100644
--- a/pkgs/development/python-modules/py-sr25519-bindings/default.nix
+++ b/pkgs/development/python-modules/py-sr25519-bindings/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "polkascan";
     repo = "py-sr25519-bindings";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-Lu3J0+YeQHHKItOZTT24DlQAUJuE9fd+py6Eb46/MSE=";
+    hash = "sha256-Lu3J0+YeQHHKItOZTT24DlQAUJuE9fd+py6Eb46/MSE=";
   };
 
   cargoDeps = rustPlatform.importCargoLock {
diff --git a/pkgs/development/python-modules/py-tree-sitter/default.nix b/pkgs/development/python-modules/py-tree-sitter/default.nix
index c8b914aed78f5..f8c1997220a74 100644
--- a/pkgs/development/python-modules/py-tree-sitter/default.nix
+++ b/pkgs/development/python-modules/py-tree-sitter/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "tree-sitter";
     repo = "py-tree-sitter";
     rev = "v${version}";
-    sha256 = "sha256-mdV5zGvVI1MltmOD1BtXxsKB/yigk8d56WwLlX6Uizg=";
+    hash = "sha256-mdV5zGvVI1MltmOD1BtXxsKB/yigk8d56WwLlX6Uizg=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/development/python-modules/py17track/default.nix b/pkgs/development/python-modules/py17track/default.nix
index 12bd7446e1409..6541a1abaf1a6 100644
--- a/pkgs/development/python-modules/py17track/default.nix
+++ b/pkgs/development/python-modules/py17track/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "bachya";
     repo = pname;
     rev = version;
-    sha256 = "sha256-T0Jjdu6QC8rTqZwe4cdsBbs0hQXUY6CkrImCgYwWL9o=";
+    hash = "sha256-T0Jjdu6QC8rTqZwe4cdsBbs0hQXUY6CkrImCgYwWL9o=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/py4j/default.nix b/pkgs/development/python-modules/py4j/default.nix
index 3f7a7e1882322..7365db7cd3007 100644
--- a/pkgs/development/python-modules/py4j/default.nix
+++ b/pkgs/development/python-modules/py4j/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-C25TFbs62lz2KsZR0Qe7LrwC3vPe6dlUjjuqxkTqjbs=";
+    hash = "sha256-C25TFbs62lz2KsZR0Qe7LrwC3vPe6dlUjjuqxkTqjbs=";
   };
 
   # No tests in archive
diff --git a/pkgs/development/python-modules/pySmartDL/default.nix b/pkgs/development/python-modules/pySmartDL/default.nix
index 5c43fb756ce88..66503bba99dc6 100644
--- a/pkgs/development/python-modules/pySmartDL/default.nix
+++ b/pkgs/development/python-modules/pySmartDL/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "iTaybb";
     repo = pname;
     rev = "b93df794e1e60017c42d9520ac097b6fd38c2e8b";
-    sha256 = "sha256-Etyv3xCB1cGozWDsskygwcTHJfC+V5hvqBNQAF8SIMM=";
+    hash = "sha256-Etyv3xCB1cGozWDsskygwcTHJfC+V5hvqBNQAF8SIMM=";
   });
 
   doCheck = false;
diff --git a/pkgs/development/python-modules/py_scrypt/default.nix b/pkgs/development/python-modules/py_scrypt/default.nix
index acfab6791a2e7..5ecedd0d4c5c9 100644
--- a/pkgs/development/python-modules/py_scrypt/default.nix
+++ b/pkgs/development/python-modules/py_scrypt/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-DSJsHGdE+y4wizkUEGabHfXP6CY3/8te1Im/grLS63g=";
+    hash = "sha256-DSJsHGdE+y4wizkUEGabHfXP6CY3/8te1Im/grLS63g=";
   };
 
   buildInputs = [ openssl ];
diff --git a/pkgs/development/python-modules/pyads/default.nix b/pkgs/development/python-modules/pyads/default.nix
index 6e9d7386669ac..bdedb2392af7d 100644
--- a/pkgs/development/python-modules/pyads/default.nix
+++ b/pkgs/development/python-modules/pyads/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "stlehmann";
     repo = pname;
     rev = version;
-    sha256 = "sha256-eNouFJQDgp56fgkA7wZKfosKWOKU6OvXRjFwjCMvZqI=";
+    hash = "sha256-eNouFJQDgp56fgkA7wZKfosKWOKU6OvXRjFwjCMvZqI=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/pyamg/default.nix b/pkgs/development/python-modules/pyamg/default.nix
index 09a113a421858..a5c7f58f998d2 100644
--- a/pkgs/development/python-modules/pyamg/default.nix
+++ b/pkgs/development/python-modules/pyamg/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-N608Hcr/JDXCq3yOw2lCrwcmxWPTUFm80Y6wdHP3GC4=";
+    hash = "sha256-N608Hcr/JDXCq3yOw2lCrwcmxWPTUFm80Y6wdHP3GC4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyarr/default.nix b/pkgs/development/python-modules/pyarr/default.nix
index 0150e0cc9b853..41fa4afc215bb 100644
--- a/pkgs/development/python-modules/pyarr/default.nix
+++ b/pkgs/development/python-modules/pyarr/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3DX02V3Srpx6hqimWbesxfkDqslVH4+8uXY7XYDmjX0=";
+    hash = "sha256-3DX02V3Srpx6hqimWbesxfkDqslVH4+8uXY7XYDmjX0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyasn/default.nix b/pkgs/development/python-modules/pyasn/default.nix
index 3054af1b4e09c..0fe2d58f95c31 100644
--- a/pkgs/development/python-modules/pyasn/default.nix
+++ b/pkgs/development/python-modules/pyasn/default.nix
@@ -6,14 +6,14 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6UK1SRY2Pse4tw6urs0OtOQe8bz0ojl7KabXFfzN+SU=";
+    hash = "sha256-6UK1SRY2Pse4tw6urs0OtOQe8bz0ojl7KabXFfzN+SU=";
   };
 
   datasrc = fetchFromGitHub {
     owner = "hadiasghari";
     repo = "pyasn";
     rev = "${version}";
-    sha256 = "sha256-R7Vi1Mn44Mg3HQLDk9O43MkXXwbLRr/jjVKSHJvgYj0";
+    hash = "sha256-R7Vi1Mn44Mg3HQLDk9O43MkXXwbLRr/jjVKSHJvgYj0";
   };
 
   postInstall = ''
diff --git a/pkgs/development/python-modules/pyatag/default.nix b/pkgs/development/python-modules/pyatag/default.nix
index d82376670106f..405c39398d5e9 100644
--- a/pkgs/development/python-modules/pyatag/default.nix
+++ b/pkgs/development/python-modules/pyatag/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "MatsNl";
     repo = "pyatag";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-hyGos0LFVKv63jf1ODPFfk+R47oyHea+8MGvxeKpop8=";
+    hash = "sha256-hyGos0LFVKv63jf1ODPFfk+R47oyHea+8MGvxeKpop8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyaudio/default.nix b/pkgs/development/python-modules/pyaudio/default.nix
index 365a8565db65b..048acc08e43db 100644
--- a/pkgs/development/python-modules/pyaudio/default.nix
+++ b/pkgs/development/python-modules/pyaudio/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JrzMgeQkPRwP9Uh+a0gd5jKfzWXHk2XCZ87zjzY6K1Y=";
+    hash = "sha256-JrzMgeQkPRwP9Uh+a0gd5jKfzWXHk2XCZ87zjzY6K1Y=";
   };
 
   buildInputs = [ pkgs.portaudio ];
diff --git a/pkgs/development/python-modules/pyautogui/default.nix b/pkgs/development/python-modules/pyautogui/default.nix
index d9747d43387bc..8443284964ca7 100644
--- a/pkgs/development/python-modules/pyautogui/default.nix
+++ b/pkgs/development/python-modules/pyautogui/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "asweigart";
     repo = "pyautogui";
     rev = "5e4acb870f2e7ce0ea1927cc5188bc2f5ab7bbbc";
-    sha256 = "sha256-R9tcTqxUaqw63FLOGFRaO/Oz6kD7V6MPHdQ8A29NdXw=";
+    hash = "sha256-R9tcTqxUaqw63FLOGFRaO/Oz6kD7V6MPHdQ8A29NdXw=";
   };
 
   nativeCheckInputs = [ xvfb-run scrot ];
diff --git a/pkgs/development/python-modules/pyavm/default.nix b/pkgs/development/python-modules/pyavm/default.nix
index 9c343c53fe7d0..ec95e2de171f9 100644
--- a/pkgs/development/python-modules/pyavm/default.nix
+++ b/pkgs/development/python-modules/pyavm/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyAVM";
     inherit version;
-    sha256 = "sha256-gV78ypvYwohHmdjP3lN5F97PfmxuV91tvw5gsYeZ7i8=";
+    hash = "sha256-gV78ypvYwohHmdjP3lN5F97PfmxuV91tvw5gsYeZ7i8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyaxmlparser/default.nix b/pkgs/development/python-modules/pyaxmlparser/default.nix
index 3ae7a774785fb..77ce5686a9122 100644
--- a/pkgs/development/python-modules/pyaxmlparser/default.nix
+++ b/pkgs/development/python-modules/pyaxmlparser/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "appknox";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-NtAsO/I1jDEv676yhAgLguQnB/kHdAqPoLt2QFWbvmw=";
+    hash = "sha256-NtAsO/I1jDEv676yhAgLguQnB/kHdAqPoLt2QFWbvmw=";
   };
 
   propagatedBuildInputs = [ asn1crypto click lxml ];
diff --git a/pkgs/development/python-modules/pybase64/default.nix b/pkgs/development/python-modules/pybase64/default.nix
index bd0c899ce6041..8231aed035536 100644
--- a/pkgs/development/python-modules/pybase64/default.nix
+++ b/pkgs/development/python-modules/pybase64/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dtB035p7mJs1iZJqsZRmd7uzmez+IwcUsTFX4mM2Ee0=";
+    hash = "sha256-dtB035p7mJs1iZJqsZRmd7uzmez+IwcUsTFX4mM2Ee0=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/pybids/default.nix b/pkgs/development/python-modules/pybids/default.nix
index be47a00080ccb..862cff1b8daf8 100644
--- a/pkgs/development/python-modules/pybids/default.nix
+++ b/pkgs/development/python-modules/pybids/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ryIiWpFoh0KSmyLI4LDn+EkXEYwDIr8/A7opoZJ+bo4=";
+    hash = "sha256-ryIiWpFoh0KSmyLI4LDn+EkXEYwDIr8/A7opoZJ+bo4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pybullet/default.nix b/pkgs/development/python-modules/pybullet/default.nix
index c93cc59d91388..4e9e848070f61 100644
--- a/pkgs/development/python-modules/pybullet/default.nix
+++ b/pkgs/development/python-modules/pybullet/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-G8ua+4eghr4bLeGPCE0f2rgZTaG/cfJkdDyia6o5w1E=";
+    hash = "sha256-G8ua+4eghr4bLeGPCE0f2rgZTaG/cfJkdDyia6o5w1E=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/pycairo/default.nix b/pkgs/development/python-modules/pycairo/default.nix
index 23450ed37c214..84c64b79df062 100644
--- a/pkgs/development/python-modules/pycairo/default.nix
+++ b/pkgs/development/python-modules/pycairo/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "pygobject";
     repo = "pycairo";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-tkyVTJUdL2pBpBUpWsiDPKnd5OV88w3TdEOMxMc+hPM=";
+    hash = "sha256-tkyVTJUdL2pBpBUpWsiDPKnd5OV88w3TdEOMxMc+hPM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pycangjie/default.nix b/pkgs/development/python-modules/pycangjie/default.nix
index 24c73a152d760..5fd7e130c248c 100644
--- a/pkgs/development/python-modules/pycangjie/default.nix
+++ b/pkgs/development/python-modules/pycangjie/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage {
     owner = "Cangjians";
     repo = "pycangjie";
     rev = "361bb413203fd43bab624d98edf6f7d20ce6bfd3";
-    sha256 = "sha256-sS0Demzm89WtEIN4Efz0OTsUQ/c3gIX+/koekQGOca4=";
+    hash = "sha256-sS0Demzm89WtEIN4Efz0OTsUQ/c3gIX+/koekQGOca4=";
   };
 
   nativeBuildInputs = [ pkg-config libtool autoconf automake cython ];
diff --git a/pkgs/development/python-modules/pycarwings2/default.nix b/pkgs/development/python-modules/pycarwings2/default.nix
index d89035bac222e..0158e2c018565 100644
--- a/pkgs/development/python-modules/pycarwings2/default.nix
+++ b/pkgs/development/python-modules/pycarwings2/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "filcole";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-kqj/NZXqgPUsOnnzMPmIlICHek7RBxksmL3reNBK+bo=";
+    hash = "sha256-kqj/NZXqgPUsOnnzMPmIlICHek7RBxksmL3reNBK+bo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pycec/default.nix b/pkgs/development/python-modules/pycec/default.nix
index c33b3c1fad840..58da1c55b9349 100644
--- a/pkgs/development/python-modules/pycec/default.nix
+++ b/pkgs/development/python-modules/pycec/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "konikvranik";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-H18petSiUdftZN8Q3fPmfSJA3OZks+gI+FAq9LwkRsk=";
+    hash = "sha256-H18petSiUdftZN8Q3fPmfSJA3OZks+gI+FAq9LwkRsk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pychannels/default.nix b/pkgs/development/python-modules/pychannels/default.nix
index 8923e5c9c69e2..d498fba21c2ef 100644
--- a/pkgs/development/python-modules/pychannels/default.nix
+++ b/pkgs/development/python-modules/pychannels/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "fancybits";
     repo = pname;
     rev = version;
-    sha256 = "sha256-E+VL4mJ2KxS5bJZc3Va+wvyVjT55LJz+1wHkxDRa85s=";
+    hash = "sha256-E+VL4mJ2KxS5bJZc3Va+wvyVjT55LJz+1wHkxDRa85s=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/pyclimacell/default.nix b/pkgs/development/python-modules/pyclimacell/default.nix
index 31343ce7b7a24..0f8c84a0163a1 100644
--- a/pkgs/development/python-modules/pyclimacell/default.nix
+++ b/pkgs/development/python-modules/pyclimacell/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "raman325";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-jWHjnebg4Aar48gid7bB7XYXOQtSqbmVmASsZd0YoPc=";
+    hash = "sha256-jWHjnebg4Aar48gid7bB7XYXOQtSqbmVmASsZd0YoPc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pycm/default.nix b/pkgs/development/python-modules/pycm/default.nix
index 236988e60fb0d..961953ceda794 100644
--- a/pkgs/development/python-modules/pycm/default.nix
+++ b/pkgs/development/python-modules/pycm/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "sepandhaghighi";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-L0WPZomOU/I/x8QrdAerG0S2wnHyP661XTaDzzWeruk=";
+    hash = "sha256-L0WPZomOU/I/x8QrdAerG0S2wnHyP661XTaDzzWeruk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pycmarkgfm/default.nix b/pkgs/development/python-modules/pycmarkgfm/default.nix
index 14e62474e9b7a..89b1eef76b9f0 100644
--- a/pkgs/development/python-modules/pycmarkgfm/default.nix
+++ b/pkgs/development/python-modules/pycmarkgfm/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qvTMXpQhC3Yx8LwbQDiELhgdkGzjirKT30N1NkXF5ps=";
+    hash = "sha256-qvTMXpQhC3Yx8LwbQDiELhgdkGzjirKT30N1NkXF5ps=";
   };
 
   propagatedNativeBuildInputs = [ cffi ];
diff --git a/pkgs/development/python-modules/pycocotools/default.nix b/pkgs/development/python-modules/pycocotools/default.nix
index d6c757ed2e343..b2279b8e4ccc2 100644
--- a/pkgs/development/python-modules/pycocotools/default.nix
+++ b/pkgs/development/python-modules/pycocotools/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-f+CJsFzBjoBtzzvXZHCNhtq5IqEA83NOt3+3enCh0Yw=";
+    hash = "sha256-f+CJsFzBjoBtzzvXZHCNhtq5IqEA83NOt3+3enCh0Yw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pycognito/default.nix b/pkgs/development/python-modules/pycognito/default.nix
index 2f1143b5ffdfb..22947f9e13699 100644
--- a/pkgs/development/python-modules/pycognito/default.nix
+++ b/pkgs/development/python-modules/pycognito/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "pvizeli";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-WepDna9f3Z3dBxWdE6G7nbl3yPK5vMG+7X1rxbZwdjE=";
+    hash = "sha256-WepDna9f3Z3dBxWdE6G7nbl3yPK5vMG+7X1rxbZwdjE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pycoin/default.nix b/pkgs/development/python-modules/pycoin/default.nix
index 1758eac9a2158..46c6777f9b317 100644
--- a/pkgs/development/python-modules/pycoin/default.nix
+++ b/pkgs/development/python-modules/pycoin/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-PQOWR1teLZ2npQV+q3K+DgiFBejkRoB4gQYjaHLFQqI=";
+    hash = "sha256-PQOWR1teLZ2npQV+q3K+DgiFBejkRoB4gQYjaHLFQqI=";
   };
 
   propagatedBuildInputs = [ setuptools ];
diff --git a/pkgs/development/python-modules/pycomfoconnect/default.nix b/pkgs/development/python-modules/pycomfoconnect/default.nix
index 79cc0334c2fc2..a325583648ffb 100644
--- a/pkgs/development/python-modules/pycomfoconnect/default.nix
+++ b/pkgs/development/python-modules/pycomfoconnect/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "michaelarnauts";
     repo = "comfoconnect";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-I/0vCgSEi6mgYg1fMH4Ha7PoonewtqYYsvXZT8y4rJE=";
+    hash = "sha256-I/0vCgSEi6mgYg1fMH4Ha7PoonewtqYYsvXZT8y4rJE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pycotap/default.nix b/pkgs/development/python-modules/pycotap/default.nix
index df7591459e2d3..4fb1ff112af0e 100644
--- a/pkgs/development/python-modules/pycotap/default.nix
+++ b/pkgs/development/python-modules/pycotap/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+Tjs1JMczRnZWY+2M9Xqu3k48IuEcXMV5SUmqmJ3yew=";
+    hash = "sha256-+Tjs1JMczRnZWY+2M9Xqu3k48IuEcXMV5SUmqmJ3yew=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/pycountry/default.nix b/pkgs/development/python-modules/pycountry/default.nix
index 946f58ba0533d..95f74e68bd817 100644
--- a/pkgs/development/python-modules/pycountry/default.nix
+++ b/pkgs/development/python-modules/pycountry/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-shY6JGxYWJTYCPGHg+GRN8twoMGPs2dI3AH8bxCcFkY=";
+    hash = "sha256-shY6JGxYWJTYCPGHg+GRN8twoMGPs2dI3AH8bxCcFkY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pycritty/default.nix b/pkgs/development/python-modules/pycritty/default.nix
index e02a69933f694..726e47bf1fb8e 100644
--- a/pkgs/development/python-modules/pycritty/default.nix
+++ b/pkgs/development/python-modules/pycritty/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Lh2zAEJTyzI8dJTNuyaf7gzhySMpui+CF9qRiubwFhE=";
+    hash = "sha256-Lh2zAEJTyzI8dJTNuyaf7gzhySMpui+CF9qRiubwFhE=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pycsdr/default.nix b/pkgs/development/python-modules/pycsdr/default.nix
index 14958299c31b6..3ee5b1449a635 100644
--- a/pkgs/development/python-modules/pycsdr/default.nix
+++ b/pkgs/development/python-modules/pycsdr/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "jketterl";
     repo = "pycsdr";
     rev = version;
-    sha256 = "sha256-OyfcXCcbvOOhBUkbAba3ayPzpH5z2nJWHbR6GcrCMy8=";
+    hash = "sha256-OyfcXCcbvOOhBUkbAba3ayPzpH5z2nJWHbR6GcrCMy8=";
   };
 
   propagatedBuildInputs = [ csdr ];
diff --git a/pkgs/development/python-modules/pyctr/default.nix b/pkgs/development/python-modules/pyctr/default.nix
index 3817342be3edf..bf72bf6b3a522 100644
--- a/pkgs/development/python-modules/pyctr/default.nix
+++ b/pkgs/development/python-modules/pyctr/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-05lMcsIeJIHI3LwHQTjr4M+bn1FG+GQscuGq34XxjK8=";
+    hash = "sha256-05lMcsIeJIHI3LwHQTjr4M+bn1FG+GQscuGq34XxjK8=";
   };
 
   propagatedBuildInputs = [ pycryptodomex ];
diff --git a/pkgs/development/python-modules/pycuda/default.nix b/pkgs/development/python-modules/pycuda/default.nix
index 2f1ffe8e08f51..06f3afb64deae 100644
--- a/pkgs/development/python-modules/pycuda/default.nix
+++ b/pkgs/development/python-modules/pycuda/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-zZLnJGu0WsNFKVWhEHFBEmdM3ztKni9P8lpBWcaE5rs=";
+    hash = "sha256-zZLnJGu0WsNFKVWhEHFBEmdM3ztKni9P8lpBWcaE5rs=";
   };
 
   preConfigure = with lib.versions; ''
diff --git a/pkgs/development/python-modules/pycurl/default.nix b/pkgs/development/python-modules/pycurl/default.nix
index 68e710cf3492f..f9dd03be57a23 100644
--- a/pkgs/development/python-modules/pycurl/default.nix
+++ b/pkgs/development/python-modules/pycurl/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qGOtGP9Hj1VFkkBXiHza5CLhsnRuQWdGFfaHSY6luIo=";
+    hash = "sha256-qGOtGP9Hj1VFkkBXiHza5CLhsnRuQWdGFfaHSY6luIo=";
   };
 
   patches = [
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "curl-3.83.patch";
       url = "https://github.com/pycurl/pycurl/commit/d47c68b1364f8a1a45ab8c584c291d44b762f7b1.patch";
-      sha256 = "sha256-/lGq7O7ZyytzBAxWJPigcWdvypM7OHLBcp9ItmX7z1g=";
+      hash = "sha256-/lGq7O7ZyytzBAxWJPigcWdvypM7OHLBcp9ItmX7z1g=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pydal/default.nix b/pkgs/development/python-modules/pydal/default.nix
index 0420c3fd4f877..b5de4635b47e7 100644
--- a/pkgs/development/python-modules/pydal/default.nix
+++ b/pkgs/development/python-modules/pydal/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fD6JHHD42JGONidvIQoZWbt7rfOydvRxkZhv/PW2o5A=";
+    hash = "sha256-fD6JHHD42JGONidvIQoZWbt7rfOydvRxkZhv/PW2o5A=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pydanfossair/default.nix b/pkgs/development/python-modules/pydanfossair/default.nix
index 11332ecb6f0f3..5ce5ebffeaad8 100644
--- a/pkgs/development/python-modules/pydanfossair/default.nix
+++ b/pkgs/development/python-modules/pydanfossair/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "JonasPed";
     repo = "pydanfoss-air";
     rev = "v${version}";
-    sha256 = "sha256-WTRiEQbd3wwNAz1gk0rS3khy6lg61rcGZQTMlBc0uO8=";
+    hash = "sha256-WTRiEQbd3wwNAz1gk0rS3khy6lg61rcGZQTMlBc0uO8=";
   };
 
   # Project has no tests
diff --git a/pkgs/development/python-modules/pydantic/default.nix b/pkgs/development/python-modules/pydantic/default.nix
index 3dae9c7c6fee2..5ccf499aa81de 100644
--- a/pkgs/development/python-modules/pydantic/default.nix
+++ b/pkgs/development/python-modules/pydantic/default.nix
@@ -44,7 +44,7 @@ buildPythonPackage rec {
     owner = "samuelcolvin";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-hcjnFqHTQiCIJh7L9JfpHHTm8GEZ+Vac6HO59cbEpWM=";
+    hash = "sha256-hcjnFqHTQiCIJh7L9JfpHHTm8GEZ+Vac6HO59cbEpWM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pydata-sphinx-theme/default.nix b/pkgs/development/python-modules/pydata-sphinx-theme/default.nix
index 93869a3930768..3a7f780702f71 100644
--- a/pkgs/development/python-modules/pydata-sphinx-theme/default.nix
+++ b/pkgs/development/python-modules/pydata-sphinx-theme/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     dist = "py3";
     python = "py3";
     pname = "pydata_sphinx_theme";
-    sha256 = "sha256-+ITUC7adMdlk/xnWBk97zqqmNBk1/bwJLVwknR/wC1I=";
+    hash = "sha256-+ITUC7adMdlk/xnWBk97zqqmNBk1/bwJLVwknR/wC1I=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pydeck/default.nix b/pkgs/development/python-modules/pydeck/default.nix
index f38723f3fa2a1..1a0e86e5f47aa 100644
--- a/pkgs/development/python-modules/pydeck/default.nix
+++ b/pkgs/development/python-modules/pydeck/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     # fixes build with latest setuptools
     (fetchpatch {
       url = "https://github.com/visgl/deck.gl/commit/9e68f73b28aa3bf0f2a887a4d8ccd2dc35677039.patch";
-      sha256 = "sha256-YVVoVbVdY5nV+17OwYIs9AwKGyzgKZHi655f4BLcdMU=";
+      hash = "sha256-YVVoVbVdY5nV+17OwYIs9AwKGyzgKZHi655f4BLcdMU=";
       stripLen = 2;
     })
   ];
diff --git a/pkgs/development/python-modules/pydevd/default.nix b/pkgs/development/python-modules/pydevd/default.nix
index f595eb5d0b269..bb98d2bf55c43 100644
--- a/pkgs/development/python-modules/pydevd/default.nix
+++ b/pkgs/development/python-modules/pydevd/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "fabioz";
     repo = "PyDev.Debugger";
     rev = "pydev_debugger_${lib.replaceStrings ["."] ["_"] version}";
-    sha256 = "sha256-+yRngN10654trB09ZZa8QQsTPdM7VxVj7r6jh7OcgAA=";
+    hash = "sha256-+yRngN10654trB09ZZa8QQsTPdM7VxVj7r6jh7OcgAA=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/pydexcom/default.nix b/pkgs/development/python-modules/pydexcom/default.nix
index f79cfc9493dd2..412373f09a294 100644
--- a/pkgs/development/python-modules/pydexcom/default.nix
+++ b/pkgs/development/python-modules/pydexcom/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "gagebenne";
     repo = pname;
     rev = version;
-    sha256 = "sha256-ItDGnUUUTwCz4ZJtFVlMYjjoBPn2h8QZgLzgnV2T/Qk=";
+    hash = "sha256-ItDGnUUUTwCz4ZJtFVlMYjjoBPn2h8QZgLzgnV2T/Qk=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/pydigiham/default.nix b/pkgs/development/python-modules/pydigiham/default.nix
index da8056e8a2e0f..8ae69c9bf5dc4 100644
--- a/pkgs/development/python-modules/pydigiham/default.nix
+++ b/pkgs/development/python-modules/pydigiham/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "jketterl";
     repo = "pydigiham";
     rev = version;
-    sha256 = "sha256-kiEvQl3SuDnHI4Fh97AarsszHGFt7tbWBvBRW84Qv18=";
+    hash = "sha256-kiEvQl3SuDnHI4Fh97AarsszHGFt7tbWBvBRW84Qv18=";
   };
 
   propagatedBuildInputs = [ digiham ];
diff --git a/pkgs/development/python-modules/pydsdl/default.nix b/pkgs/development/python-modules/pydsdl/default.nix
index b1c6fab9f8a85..00b74059c63d2 100644
--- a/pkgs/development/python-modules/pydsdl/default.nix
+++ b/pkgs/development/python-modules/pydsdl/default.nix
@@ -9,7 +9,7 @@
     owner = "UAVCAN";
     repo = pname;
     rev = version;
-    sha256 = "sha256-5AwwqduIvLSZk6WcI59frwRKwjniQXfNWWVsy6V6I1E=";
+    hash = "sha256-5AwwqduIvLSZk6WcI59frwRKwjniQXfNWWVsy6V6I1E=";
   };
 
   # allow for writable directory for darwin
diff --git a/pkgs/development/python-modules/pydy/default.nix b/pkgs/development/python-modules/pydy/default.nix
index 265493d01d676..69314340cd1df 100644
--- a/pkgs/development/python-modules/pydy/default.nix
+++ b/pkgs/development/python-modules/pydy/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-e/Ssfd5llioA7ccLULlRdHR113IbR4AJ4/HmzQuU7vI=";
+    hash = "sha256-e/Ssfd5llioA7ccLULlRdHR113IbR4AJ4/HmzQuU7vI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyeapi/default.nix b/pkgs/development/python-modules/pyeapi/default.nix
index b33e4d7035e5e..f7923144bae2a 100644
--- a/pkgs/development/python-modules/pyeapi/default.nix
+++ b/pkgs/development/python-modules/pyeapi/default.nix
@@ -41,12 +41,12 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "fix-collection-usage.patch";
       url = "https://github.com/arista-eosplus/pyeapi/commit/81754f57eb095703cc474f527a0915360af76f68.patch";
-      sha256 = "sha256-ZNBTPRNmXCFVJeRAJxzIHmCOXZiGwU6t4ekSupU3BX8=";
+      hash = "sha256-ZNBTPRNmXCFVJeRAJxzIHmCOXZiGwU6t4ekSupU3BX8=";
     })
     (fetchpatch {
       name = "fix-collection-usage-2.patch";
       url = "https://github.com/arista-eosplus/pyeapi/commit/cc9c584e4a3167e3c1624cccb6bc0d9c9bcdbc1c.patch";
-      sha256 = "sha256-EY0i1Skm1llEQAAzvrb2yelhhLBkqKAFJB5ObAIxAYo=";
+      hash = "sha256-EY0i1Skm1llEQAAzvrb2yelhhLBkqKAFJB5ObAIxAYo=";
       excludes = [
         ".github/workflows/ci.yml"
       ];
@@ -54,7 +54,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "fix-collection-usage-3.patch";
       url = "https://github.com/arista-eosplus/pyeapi/commit/dc35ab076687ea71665ae9524480b05a4e893909.patch";
-      sha256 = "sha256-xPaYULCPTxiQGB9Im/qLet+XebW9wq+TAfrxcgQxcoE=";
+      hash = "sha256-xPaYULCPTxiQGB9Im/qLet+XebW9wq+TAfrxcgQxcoE=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyebus/default.nix b/pkgs/development/python-modules/pyebus/default.nix
index 5506c1fbf36ea..8659f0a38e974 100644
--- a/pkgs/development/python-modules/pyebus/default.nix
+++ b/pkgs/development/python-modules/pyebus/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6ooOSJAIi8vYmCjDHnbMGQJfPqPmzA5thDSg+iM7T+8=";
+    hash = "sha256-6ooOSJAIi8vYmCjDHnbMGQJfPqPmzA5thDSg+iM7T+8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyeclib/default.nix b/pkgs/development/python-modules/pyeclib/default.nix
index 4741f4a39973a..b9061f3a5d2bb 100644
--- a/pkgs/development/python-modules/pyeclib/default.nix
+++ b/pkgs/development/python-modules/pyeclib/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "openstack";
     repo = "pyeclib";
     rev = "b50040969a03f7566ffcb468336e875d21486113";
-    sha256 = "sha256-nYYjocStC0q/MC6pum3J4hlXiu/R5xODwIE97Ho3iEY=";
+    hash = "sha256-nYYjocStC0q/MC6pum3J4hlXiu/R5xODwIE97Ho3iEY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pyeight/default.nix b/pkgs/development/python-modules/pyeight/default.nix
index c550da476103a..3dec94efd3e98 100644
--- a/pkgs/development/python-modules/pyeight/default.nix
+++ b/pkgs/development/python-modules/pyeight/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "mezz64";
     repo = "pyEight";
     rev = version;
-    sha256 = "sha256-JYmhEZQw11qPNV2jZhP+0VFb387kNom70R3C13PM7kc=";
+    hash = "sha256-JYmhEZQw11qPNV2jZhP+0VFb387kNom70R3C13PM7kc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyemby/default.nix b/pkgs/development/python-modules/pyemby/default.nix
index d197b62b21e9d..db1ec840136b6 100644
--- a/pkgs/development/python-modules/pyemby/default.nix
+++ b/pkgs/development/python-modules/pyemby/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "mezz64";
     repo = pname;
     rev = version;
-    sha256 = "sha256-EpmXdyKtfb/M8rTv6YrfNCpDmKei2AD5DBcdVvqCVWw=";
+    hash = "sha256-EpmXdyKtfb/M8rTv6YrfNCpDmKei2AD5DBcdVvqCVWw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyenvisalink/default.nix b/pkgs/development/python-modules/pyenvisalink/default.nix
index d0237e4f26903..8ea5a09e0e4be 100644
--- a/pkgs/development/python-modules/pyenvisalink/default.nix
+++ b/pkgs/development/python-modules/pyenvisalink/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CQvomHYNMrf0oQjNCcLyisxIV2+3TOgEPzA9seZYsOs=";
+    hash = "sha256-CQvomHYNMrf0oQjNCcLyisxIV2+3TOgEPzA9seZYsOs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyevilgenius/default.nix b/pkgs/development/python-modules/pyevilgenius/default.nix
index b59f2ad4fe9eb..079b1825440aa 100644
--- a/pkgs/development/python-modules/pyevilgenius/default.nix
+++ b/pkgs/development/python-modules/pyevilgenius/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "home-assistant-libs";
     repo = pname;
     rev = version;
-    sha256 = "sha256-wjC32oq/lW3Z4XB+4SILRKIOuCgBKk1gruOo4uc/4/o=";
+    hash = "sha256-wjC32oq/lW3Z4XB+4SILRKIOuCgBKk1gruOo4uc/4/o=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyexcel-io/default.nix b/pkgs/development/python-modules/pyexcel-io/default.nix
index 840a74f252ef8..b0fc0a773ef87 100644
--- a/pkgs/development/python-modules/pyexcel-io/default.nix
+++ b/pkgs/development/python-modules/pyexcel-io/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9ghL8a+l+/TGHPffRDcPpROCGvGIsC4+GbXvtm2Klp8=";
+    hash = "sha256-9ghL8a+l+/TGHPffRDcPpROCGvGIsC4+GbXvtm2Klp8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyexcel/default.nix b/pkgs/development/python-modules/pyexcel/default.nix
index 83b5254d39849..5efcb6d9364f8 100644
--- a/pkgs/development/python-modules/pyexcel/default.nix
+++ b/pkgs/development/python-modules/pyexcel/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+/Du5dk7ls728ZqfAHA/IsCmTxlyjZG5VCgAmlISlwk=";
+    hash = "sha256-+/Du5dk7ls728ZqfAHA/IsCmTxlyjZG5VCgAmlISlwk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyfaidx/default.nix b/pkgs/development/python-modules/pyfaidx/default.nix
index 15571e56a4aa3..632f846bce360 100644
--- a/pkgs/development/python-modules/pyfaidx/default.nix
+++ b/pkgs/development/python-modules/pyfaidx/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MPDSCp49UzU/sg62m34i5vAaU+1PIbPhfdQI8L5QUaA=";
+    hash = "sha256-MPDSCp49UzU/sg62m34i5vAaU+1PIbPhfdQI8L5QUaA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyfakefs/default.nix b/pkgs/development/python-modules/pyfakefs/default.nix
index 2ed7f45e09fd9..416ec7c39bca2 100644
--- a/pkgs/development/python-modules/pyfakefs/default.nix
+++ b/pkgs/development/python-modules/pyfakefs/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MWxgJmQNFKa0+95x/ZZ0V20bVxDe2o+r3oqtUdeF28M=";
+    hash = "sha256-MWxgJmQNFKa0+95x/ZZ0V20bVxDe2o+r3oqtUdeF28M=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pyfftw/default.nix b/pkgs/development/python-modules/pyfftw/default.nix
index 976ecfa5c6a4d..e47184f9b15cc 100644
--- a/pkgs/development/python-modules/pyfftw/default.nix
+++ b/pkgs/development/python-modules/pyfftw/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CRVekKDG0MHy0fNmgYCn3pX7n4P+9RN6ES+wWXjocyA=";
+    hash = "sha256-CRVekKDG0MHy0fNmgYCn3pX7n4P+9RN6ES+wWXjocyA=";
   };
 
   preConfigure = ''
diff --git a/pkgs/development/python-modules/pyfido/default.nix b/pkgs/development/python-modules/pyfido/default.nix
index a850030274c49..d6f5207bce31c 100644
--- a/pkgs/development/python-modules/pyfido/default.nix
+++ b/pkgs/development/python-modules/pyfido/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hh2g46GVCkiMHElEP6McY8FdzGNzZV7pgA5DQhodP20=";
+    hash = "sha256-hh2g46GVCkiMHElEP6McY8FdzGNzZV7pgA5DQhodP20=";
   };
 
   propagatedBuildInputs = [ aiohttp ];
diff --git a/pkgs/development/python-modules/pyfireservicerota/default.nix b/pkgs/development/python-modules/pyfireservicerota/default.nix
index 9f6d85fc56467..deda70651a568 100644
--- a/pkgs/development/python-modules/pyfireservicerota/default.nix
+++ b/pkgs/development/python-modules/pyfireservicerota/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3+QK1BVuWYii0oYT4xXMOYJZmVKrB4EmqE0EkdFlZvE=";
+    hash = "sha256-3+QK1BVuWYii0oYT4xXMOYJZmVKrB4EmqE0EkdFlZvE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyflume/default.nix b/pkgs/development/python-modules/pyflume/default.nix
index e59381a1360fc..1459c88a68de7 100644
--- a/pkgs/development/python-modules/pyflume/default.nix
+++ b/pkgs/development/python-modules/pyflume/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "ChrisMandich";
     repo = "PyFlume";
     rev = "v${version}";
-    sha256 = "sha256-Ka90n9Esv6tm310DjYeosBUhudeVoEJzt45L40+0GwQ=";
+    hash = "sha256-Ka90n9Esv6tm310DjYeosBUhudeVoEJzt45L40+0GwQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pygal/default.nix b/pkgs/development/python-modules/pygal/default.nix
index 29b3743be0da4..6c5de6581d577 100644
--- a/pkgs/development/python-modules/pygal/default.nix
+++ b/pkgs/development/python-modules/pygal/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-KSP5XS5RWTCqWplyGdzO+/PZK36vX8HJ/ruVsJk1/bI=";
+    hash = "sha256-KSP5XS5RWTCqWplyGdzO+/PZK36vX8HJ/ruVsJk1/bI=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pygame-gui/default.nix b/pkgs/development/python-modules/pygame-gui/default.nix
index 7232b00835a49..e7539a814505b 100644
--- a/pkgs/development/python-modules/pygame-gui/default.nix
+++ b/pkgs/development/python-modules/pygame-gui/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "MyreMylar";
     repo = "pygame_gui";
     rev = "refs/tags/v_${version}";
-    sha256 = "sha256-BCgSCOnuIqjpROpEtkzkvIXK7dIO0dNYsPmQSwXfmTQ=";
+    hash = "sha256-BCgSCOnuIqjpROpEtkzkvIXK7dIO0dNYsPmQSwXfmTQ=";
   };
 
   propagatedBuildInputs = [ pygame python-i18n ];
diff --git a/pkgs/development/python-modules/pygame/default.nix b/pkgs/development/python-modules/pygame/default.nix
index e465d856c8fdf..c73be8d05c321 100644
--- a/pkgs/development/python-modules/pygame/default.nix
+++ b/pkgs/development/python-modules/pygame/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     # Unicode file names lead to different checksums on HFS+ vs. other
     # filesystems because of unicode normalisation. The documentation
     # has such files and will be removed.
-    sha256 = "sha256-CST51mTFytCAubx69nie6Vu99DRIVUEW6uTPa4APcTE=";
+    hash = "sha256-CST51mTFytCAubx69nie6Vu99DRIVUEW6uTPa4APcTE=";
     postFetch = "rm -rf $out/docs/reST";
   };
 
diff --git a/pkgs/development/python-modules/pygame_sdl2/default.nix b/pkgs/development/python-modules/pygame_sdl2/default.nix
index 1ef91e080fe1b..68636139c43d5 100644
--- a/pkgs/development/python-modules/pygame_sdl2/default.nix
+++ b/pkgs/development/python-modules/pygame_sdl2/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchurl {
     url = "https://www.renpy.org/dl/${renpy_version}/pygame_sdl2-${version}-for-renpy-${renpy_version}.tar.gz";
-    sha256 = "sha256-BpETor1dz8qdMM8iYijlthnsrPF0FS8b1FDvuXxFB9s=";
+    hash = "sha256-BpETor1dz8qdMM8iYijlthnsrPF0FS8b1FDvuXxFB9s=";
   };
 
   # force rebuild of headers needed for install
diff --git a/pkgs/development/python-modules/pygdbmi/default.nix b/pkgs/development/python-modules/pygdbmi/default.nix
index 7d493a36fc79d..2c4691f00d08e 100644
--- a/pkgs/development/python-modules/pygdbmi/default.nix
+++ b/pkgs/development/python-modules/pygdbmi/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "cs01";
     repo = "pygdbmi";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-JqEDN8Pg/JttyYQbwkxKkLYuxVnvV45VlClD23eaYyc=";
+    hash = "sha256-JqEDN8Pg/JttyYQbwkxKkLYuxVnvV45VlClD23eaYyc=";
   };
 
   nativeCheckInputs = [ gdb ];
diff --git a/pkgs/development/python-modules/pygetwindow/default.nix b/pkgs/development/python-modules/pygetwindow/default.nix
index 3ca4621157684..3ffd83ee00264 100644
--- a/pkgs/development/python-modules/pygetwindow/default.nix
+++ b/pkgs/development/python-modules/pygetwindow/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-F4lDVefSswXNgy1xdwg4QBfBaYqQziT29/vwJC3Qpog=";
+    hash = "sha256-F4lDVefSswXNgy1xdwg4QBfBaYqQziT29/vwJC3Qpog=";
   };
 
   doCheck = false;
diff --git a/pkgs/development/python-modules/pygithub/default.nix b/pkgs/development/python-modules/pygithub/default.nix
index 2eedfb578e2ec..798bd09972f62 100644
--- a/pkgs/development/python-modules/pygithub/default.nix
+++ b/pkgs/development/python-modules/pygithub/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "PyGithub";
     repo = "PyGithub";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-DZmKF0C5zexTQ/kbDtTg0FLEocNU4dYMOFCJyvuiV98=";
+    hash = "sha256-DZmKF0C5zexTQ/kbDtTg0FLEocNU4dYMOFCJyvuiV98=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyglet/default.nix b/pkgs/development/python-modules/pyglet/default.nix
index 06d1f56a28e56..cddd855bec524 100644
--- a/pkgs/development/python-modules/pyglet/default.nix
+++ b/pkgs/development/python-modules/pyglet/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+JGAjBv2XHzFExsLJrBH6uXPN8fiUycJZKxLLwFHdPI=";
+    hash = "sha256-+JGAjBv2XHzFExsLJrBH6uXPN8fiUycJZKxLLwFHdPI=";
     extension = "zip";
   };
 
diff --git a/pkgs/development/python-modules/pygmars/default.nix b/pkgs/development/python-modules/pygmars/default.nix
index 4b0a701c79e10..63b4eadd51c88 100644
--- a/pkgs/development/python-modules/pygmars/default.nix
+++ b/pkgs/development/python-modules/pygmars/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "nexB";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-PiH1lV1Vt9VTSOB+jep8FHIdk8qnauxj4nP3CIi/m7o=";
+    hash = "sha256-PiH1lV1Vt9VTSOB+jep8FHIdk8qnauxj4nP3CIi/m7o=";
   };
 
   dontConfigure = true;
diff --git a/pkgs/development/python-modules/pygmo/default.nix b/pkgs/development/python-modules/pygmo/default.nix
index 8bf95203dabc1..15fe2d6747493 100644
--- a/pkgs/development/python-modules/pygmo/default.nix
+++ b/pkgs/development/python-modules/pygmo/default.nix
@@ -24,7 +24,7 @@ toPythonModule (stdenv.mkDerivation rec {
     owner = "esa";
     repo = "pygmo2";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-gjmZf66AcNaAMqyLerBgRu5RUzV6qrT7DigTNE39AwI=";
+    hash = "sha256-gjmZf66AcNaAMqyLerBgRu5RUzV6qrT7DigTNE39AwI=";
   };
 
   cmakeFlags = [
diff --git a/pkgs/development/python-modules/pygmt/default.nix b/pkgs/development/python-modules/pygmt/default.nix
index 43f6b20732117..6ef799c997b01 100644
--- a/pkgs/development/python-modules/pygmt/default.nix
+++ b/pkgs/development/python-modules/pygmt/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     owner = "GenericMappingTools";
     repo = "pygmt";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-wbqJaibRZW7qiNyLArr7I/dzHprILHQpORtdHWkIfSE=";
+    hash = "sha256-wbqJaibRZW7qiNyLArr7I/dzHprILHQpORtdHWkIfSE=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pygti/default.nix b/pkgs/development/python-modules/pygti/default.nix
index 29fc09120f711..5493a243adab8 100644
--- a/pkgs/development/python-modules/pygti/default.nix
+++ b/pkgs/development/python-modules/pygti/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "vigonotion";
     repo = "pygti";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-5Pc6gAI3xICS+f7tYwC9OVOAHJSW8AGPOvPYs0/6/iI=";
+    hash = "sha256-5Pc6gAI3xICS+f7tYwC9OVOAHJSW8AGPOvPYs0/6/iI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pygtkspellcheck/default.nix b/pkgs/development/python-modules/pygtkspellcheck/default.nix
index 0f3017f437898..767eb706bb7f3 100644
--- a/pkgs/development/python-modules/pygtkspellcheck/default.nix
+++ b/pkgs/development/python-modules/pygtkspellcheck/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hIHf1LBmFhPWN138jaAAOpmx+frbe6XM22+jG+OWcvw=";
+    hash = "sha256-hIHf1LBmFhPWN138jaAAOpmx+frbe6XM22+jG+OWcvw=";
   };
 
   nativeBuildInputs = [ gobject-introspection ];
diff --git a/pkgs/development/python-modules/pygtrie/default.nix b/pkgs/development/python-modules/pygtrie/default.nix
index c7738a9f3ec7f..2261129674494 100644
--- a/pkgs/development/python-modules/pygtrie/default.nix
+++ b/pkgs/development/python-modules/pygtrie/default.nix
@@ -4,7 +4,7 @@ buildPythonPackage rec {
   version = "2.5.0";
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IDUUrYJutAPasdLi3dA04NFTS75NvgITuwWT9mvrpOI=";
+    hash = "sha256-IDUUrYJutAPasdLi3dA04NFTS75NvgITuwWT9mvrpOI=";
   };
   meta = {
     homepage = "https://github.com/mina86/pygtrie";
diff --git a/pkgs/development/python-modules/pyhanko-certvalidator/default.nix b/pkgs/development/python-modules/pyhanko-certvalidator/default.nix
index 1375b44258995..1c321ce7d4a6c 100644
--- a/pkgs/development/python-modules/pyhanko-certvalidator/default.nix
+++ b/pkgs/development/python-modules/pyhanko-certvalidator/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "MatthiasValvekens";
     repo = "certvalidator";
     rev = version;
-    sha256 = "sha256-UxlBggKgqvbKioG98UaKvhW0YgEa6PqV913nqYvTx1I=";
+    hash = "sha256-UxlBggKgqvbKioG98UaKvhW0YgEa6PqV913nqYvTx1I=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyhanko/default.nix b/pkgs/development/python-modules/pyhanko/default.nix
index 2fd3373abd529..acee63e69e508 100644
--- a/pkgs/development/python-modules/pyhanko/default.nix
+++ b/pkgs/development/python-modules/pyhanko/default.nix
@@ -44,7 +44,7 @@ buildPythonPackage rec {
     owner = "MatthiasValvekens";
     repo = "pyHanko";
     rev = version;
-    sha256 = "sha256-W60NTKEtCqJ/QdtNiieKUsrl2jIjIH86Wych68R3mBc=";
+    hash = "sha256-W60NTKEtCqJ/QdtNiieKUsrl2jIjIH86Wych68R3mBc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyhaversion/default.nix b/pkgs/development/python-modules/pyhaversion/default.nix
index 38b71b80e782c..edc05d1aca053 100644
--- a/pkgs/development/python-modules/pyhaversion/default.nix
+++ b/pkgs/development/python-modules/pyhaversion/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "ludeeus";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-HMJqZn0yzN2dP5WTRCbem1Xw8nyH2Hy7oVP4kEKHHAo=";
+    hash = "sha256-HMJqZn0yzN2dP5WTRCbem1Xw8nyH2Hy7oVP4kEKHHAo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyhocon/default.nix b/pkgs/development/python-modules/pyhocon/default.nix
index 51c8dae89f0a7..3d560076865e5 100644
--- a/pkgs/development/python-modules/pyhocon/default.nix
+++ b/pkgs/development/python-modules/pyhocon/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "chimpler";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-H460j/DjY1lltapva3l87oyOJVjzUE9Q/oKti3SsUyU=";
+    hash = "sha256-H460j/DjY1lltapva3l87oyOJVjzUE9Q/oKti3SsUyU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyicloud/default.nix b/pkgs/development/python-modules/pyicloud/default.nix
index dafdefb75bedd..299918b5a4aef 100644
--- a/pkgs/development/python-modules/pyicloud/default.nix
+++ b/pkgs/development/python-modules/pyicloud/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "picklepete";
     repo = pname;
     rev = version;
-    sha256 = "sha256-2E1pdHHt8o7CGpdG+u4xy5OyNCueUGVw5CY8oicYd5w=";
+    hash = "sha256-2E1pdHHt8o7CGpdG+u4xy5OyNCueUGVw5CY8oicYd5w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyintesishome/default.nix b/pkgs/development/python-modules/pyintesishome/default.nix
index 3eb0b22b52fe9..ceac634b32904 100644
--- a/pkgs/development/python-modules/pyintesishome/default.nix
+++ b/pkgs/development/python-modules/pyintesishome/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "jnimmo";
     repo = "pyIntesisHome";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-+pXGB7mQszbBp4KhOYzDKoGFoUHATWLbOU6QwMIpGWU=";
+    hash = "sha256-+pXGB7mQszbBp4KhOYzDKoGFoUHATWLbOU6QwMIpGWU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyjet/default.nix b/pkgs/development/python-modules/pyjet/default.nix
index f7a2b7941ae48..102ccaf06cf86 100644
--- a/pkgs/development/python-modules/pyjet/default.nix
+++ b/pkgs/development/python-modules/pyjet/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "scikit-hep";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-0g0fCf0FIwde5Vsc/BJxjgMcs5llpD8JqOgFbMjOooc=";
+    hash = "sha256-0g0fCf0FIwde5Vsc/BJxjgMcs5llpD8JqOgFbMjOooc=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/pyjnius/default.nix b/pkgs/development/python-modules/pyjnius/default.nix
index 84f7a337a6616..5d8d7f7da01c0 100644
--- a/pkgs/development/python-modules/pyjnius/default.nix
+++ b/pkgs/development/python-modules/pyjnius/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/AY3zaSuEo7EqWrDJ9NS6H6oZnZLAdliZyhwvlOana4=";
+    hash = "sha256-/AY3zaSuEo7EqWrDJ9NS6H6oZnZLAdliZyhwvlOana4=";
   };
   propagatedBuildInputs = [
     six
diff --git a/pkgs/development/python-modules/pyjsparser/default.nix b/pkgs/development/python-modules/pyjsparser/default.nix
index 7382f82c3617b..227cc14b4e63c 100644
--- a/pkgs/development/python-modules/pyjsparser/default.nix
+++ b/pkgs/development/python-modules/pyjsparser/default.nix
@@ -13,7 +13,7 @@ let pyjsparser = buildPythonPackage rec {
     owner = "PiotrDabkowski";
     repo = pname;
     rev = "5465d037b30e334cb0997f2315ec1e451b8ad4c1";
-    sha256 = "sha256-Hqay9/qsjUfe62U7Q79l0Yy01L2Bnj5xNs6427k3Br8=";
+    hash = "sha256-Hqay9/qsjUfe62U7Q79l0Yy01L2Bnj5xNs6427k3Br8=";
   };
 
   nativeCheckInputs = [ pytestCheckHook js2py ];
diff --git a/pkgs/development/python-modules/pyjwt/default.nix b/pkgs/development/python-modules/pyjwt/default.nix
index 721274c236976..ac0a493cd611f 100644
--- a/pkgs/development/python-modules/pyjwt/default.nix
+++ b/pkgs/development/python-modules/pyjwt/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyJWT";
     inherit version;
-    sha256 = "sha256-aShcfjH8RPaKH+swnpSODfUyWdV5KV5s/isXkjKfBf0=";
+    hash = "sha256-aShcfjH8RPaKH+swnpSODfUyWdV5KV5s/isXkjKfBf0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pykdtree/default.nix b/pkgs/development/python-modules/pykdtree/default.nix
index 99467ae52ed73..4a2300cda4bb9 100644
--- a/pkgs/development/python-modules/pykdtree/default.nix
+++ b/pkgs/development/python-modules/pykdtree/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-eAtpPQVVuFfXqrMeNdQpO/Tr253sekW6S7I7RAD2Jtw=";
+    hash = "sha256-eAtpPQVVuFfXqrMeNdQpO/Tr253sekW6S7I7RAD2Jtw=";
   };
 
   buildInputs = [ openmp ];
diff --git a/pkgs/development/python-modules/pykerberos/default.nix b/pkgs/development/python-modules/pykerberos/default.nix
index 67246ffbb1ab7..bb16c04bec866 100644
--- a/pkgs/development/python-modules/pykerberos/default.nix
+++ b/pkgs/development/python-modules/pykerberos/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-nXAevY/FlsmdMVXVukWBO9WQjSbvg7oK3SUO22IqvtQ=";
+    hash = "sha256-nXAevY/FlsmdMVXVukWBO9WQjSbvg7oK3SUO22IqvtQ=";
   };
 
   nativeBuildInputs = [ krb5 ]; # for krb5-config
diff --git a/pkgs/development/python-modules/pykka/default.nix b/pkgs/development/python-modules/pykka/default.nix
index fac61d0b5db2f..dd6566548bbbf 100644
--- a/pkgs/development/python-modules/pykka/default.nix
+++ b/pkgs/development/python-modules/pykka/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "jodal";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-bvRjFpXufGygTgPfEOJOCXFbMy3dNlrTHlGoaIG/Fbs=";
+    hash = "sha256-bvRjFpXufGygTgPfEOJOCXFbMy3dNlrTHlGoaIG/Fbs=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pykmtronic/default.nix b/pkgs/development/python-modules/pykmtronic/default.nix
index 29a3f04e32cb6..67f6da455eb19 100644
--- a/pkgs/development/python-modules/pykmtronic/default.nix
+++ b/pkgs/development/python-modules/pykmtronic/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8qLyBJp7C93x0PWbgDAtNEDJ5VLNfwZ3DRZfudRCBgo=";
+    hash = "sha256-8qLyBJp7C93x0PWbgDAtNEDJ5VLNfwZ3DRZfudRCBgo=";
   };
 
   propagatedBuildInputs = [ aiohttp lxml ];
diff --git a/pkgs/development/python-modules/pykodi/default.nix b/pkgs/development/python-modules/pykodi/default.nix
index 73508e3479cd0..75dda69262c7a 100644
--- a/pkgs/development/python-modules/pykodi/default.nix
+++ b/pkgs/development/python-modules/pykodi/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2fFkbZZ3RXMolaaGpkvvVfSYtNNB1bTsoRCin3GnVKM=";
+    hash = "sha256-2fFkbZZ3RXMolaaGpkvvVfSYtNNB1bTsoRCin3GnVKM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pykulersky/default.nix b/pkgs/development/python-modules/pykulersky/default.nix
index 9a4318a1a64a4..51973fde07a1d 100644
--- a/pkgs/development/python-modules/pykulersky/default.nix
+++ b/pkgs/development/python-modules/pykulersky/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "emlove";
     repo = pname;
     rev = version;
-    sha256 = "sha256-voD4tR+k5TKGjLXFK94GJy4+wUoP2cSFc5BWkCiinOg=";
+    hash = "sha256-voD4tR+k5TKGjLXFK94GJy4+wUoP2cSFc5BWkCiinOg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pykwalify/default.nix b/pkgs/development/python-modules/pykwalify/default.nix
index 383de0aee3dbd..41d6a0982104e 100644
--- a/pkgs/development/python-modules/pykwalify/default.nix
+++ b/pkgs/development/python-modules/pykwalify/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-eWsq0+1MuZuIMItTP7L1WcMPpu+0+p/aETR/SD0kWIQ=";
+    hash = "sha256-eWsq0+1MuZuIMItTP7L1WcMPpu+0+p/aETR/SD0kWIQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pylnk3/default.nix b/pkgs/development/python-modules/pylnk3/default.nix
index bfb180319897a..ed50da8b07770 100644
--- a/pkgs/development/python-modules/pylnk3/default.nix
+++ b/pkgs/development/python-modules/pylnk3/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "pylnk3";
-    sha256 = "sha256-yu4BNvYai3iBVNyOfAOsLd5XrcFw8cR4arRyFJHKbpk=";
+    hash = "sha256-yu4BNvYai3iBVNyOfAOsLd5XrcFw8cR4arRyFJHKbpk=";
   };
 
    propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pylsqpack/default.nix b/pkgs/development/python-modules/pylsqpack/default.nix
index 2b5e9f3757c77..73e54377e66ca 100644
--- a/pkgs/development/python-modules/pylsqpack/default.nix
+++ b/pkgs/development/python-modules/pylsqpack/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tnps4/aTfYUGgYJ3FL5zCqNhwEnjd1Lj7Z3xHn8jL/s=";
+    hash = "sha256-tnps4/aTfYUGgYJ3FL5zCqNhwEnjd1Lj7Z3xHn8jL/s=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/pylutron/default.nix b/pkgs/development/python-modules/pylutron/default.nix
index e394986163715..dfcc0a05798db 100644
--- a/pkgs/development/python-modules/pylutron/default.nix
+++ b/pkgs/development/python-modules/pylutron/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-DKwjBQXC7O/8bFxq5shJJxRV3HYgBeS7tJXg4m3vQMY=";
+    hash = "sha256-DKwjBQXC7O/8bFxq5shJJxRV3HYgBeS7tJXg4m3vQMY=";
   };
 
   # Project has no tests
diff --git a/pkgs/development/python-modules/pylxd/default.nix b/pkgs/development/python-modules/pylxd/default.nix
index 6017d8019943d..bde5935d563ed 100644
--- a/pkgs/development/python-modules/pylxd/default.nix
+++ b/pkgs/development/python-modules/pylxd/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "lxc";
     repo = "pylxd";
     rev = version;
-    sha256 = "sha256-eDRCJYjmBndMnSNuS6HD/2p/KhzqJq2qPAzMk7kC5UM=";
+    hash = "sha256-eDRCJYjmBndMnSNuS6HD/2p/KhzqJq2qPAzMk7kC5UM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pylyrics/default.nix b/pkgs/development/python-modules/pylyrics/default.nix
index df511b1c4c0f7..2528885e196a2 100644
--- a/pkgs/development/python-modules/pylyrics/default.nix
+++ b/pkgs/development/python-modules/pylyrics/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     pname = "PyLyrics";
     inherit version;
     extension = "zip";
-    sha256 = "sha256-xfNujvDtO0h6kkLONMGfloTkGKW7/9XTZ9wdFgS0zQs=";
+    hash = "sha256-xfNujvDtO0h6kkLONMGfloTkGKW7/9XTZ9wdFgS0zQs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pymanopt/default.nix b/pkgs/development/python-modules/pymanopt/default.nix
index ed11eb33095bf..c976a53d68ffd 100644
--- a/pkgs/development/python-modules/pymanopt/default.nix
+++ b/pkgs/development/python-modules/pymanopt/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-nbSxqMmYWi71s74bbB9LAlPKEslTqG/j266cLfNHrwg=";
+    hash = "sha256-nbSxqMmYWi71s74bbB9LAlPKEslTqG/j266cLfNHrwg=";
   };
 
   propagatedBuildInputs = [ numpy scipy torch ];
diff --git a/pkgs/development/python-modules/pymarshal/default.nix b/pkgs/development/python-modules/pymarshal/default.nix
index c273b379a812b..57a806c60b4ef 100644
--- a/pkgs/development/python-modules/pymarshal/default.nix
+++ b/pkgs/development/python-modules/pymarshal/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "stargateaudio";
     repo = pname;
     rev = version;
-    sha256 = "sha256-Ds8JV2mtLRcKXBvPs84Hdj3MxxqpeV5muKCSlAFCj1A=";
+    hash = "sha256-Ds8JV2mtLRcKXBvPs84Hdj3MxxqpeV5muKCSlAFCj1A=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pymavlink/default.nix b/pkgs/development/python-modules/pymavlink/default.nix
index d9b51d9d07556..c8ccad6a52b59 100644
--- a/pkgs/development/python-modules/pymavlink/default.nix
+++ b/pkgs/development/python-modules/pymavlink/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dU561/kOBW++mrfzX/kqNVPgi7m/QniBrCJxBD/fZ1Y=";
+    hash = "sha256-dU561/kOBW++mrfzX/kqNVPgi7m/QniBrCJxBD/fZ1Y=";
   };
 
   propagatedBuildInputs = [ future lxml ];
diff --git a/pkgs/development/python-modules/pymazda/default.nix b/pkgs/development/python-modules/pymazda/default.nix
index 7515c8fe9d2ab..cef8cc7a18c02 100644
--- a/pkgs/development/python-modules/pymazda/default.nix
+++ b/pkgs/development/python-modules/pymazda/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1xreFjoHmdMirpxjVya30cw31fBaCPt877yqTr9By+A=";
+    hash = "sha256-1xreFjoHmdMirpxjVya30cw31fBaCPt877yqTr9By+A=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pymbolic/default.nix b/pkgs/development/python-modules/pymbolic/default.nix
index b7f31adc8e875..a58d565922d5f 100644
--- a/pkgs/development/python-modules/pymbolic/default.nix
+++ b/pkgs/development/python-modules/pymbolic/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     (fetchpatch {
       url = "https://github.com/inducer/pymbolic/commit/cb3d999e4788dad3edf053387b6064adf8b08e19.patch";
       excludes = [ ".github/workflows/ci.yml" ];
-      sha256 = "sha256-P0YjqAo0z0LZMIUTeokwMkfP8vxBXi3TcV4BSFaO1lU=";
+      hash = "sha256-P0YjqAo0z0LZMIUTeokwMkfP8vxBXi3TcV4BSFaO1lU=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pymdown-extensions/default.nix b/pkgs/development/python-modules/pymdown-extensions/default.nix
index a1c95f2d38f31..05da3476ea618 100644
--- a/pkgs/development/python-modules/pymdown-extensions/default.nix
+++ b/pkgs/development/python-modules/pymdown-extensions/default.nix
@@ -45,7 +45,7 @@ buildPythonPackage rec {
     owner = "facelessuser";
     repo = "pymdown-extensions";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-ld3NuBTjDJUN4ZK+eTwmmfzcB8XCtg8xaLMECo95+Cg=";
+    hash = "sha256-ld3NuBTjDJUN4ZK+eTwmmfzcB8XCtg8xaLMECo95+Cg=";
   };
 
   nativeBuildInputs = [ hatchling ];
diff --git a/pkgs/development/python-modules/pymeeus/default.nix b/pkgs/development/python-modules/pymeeus/default.nix
index 9c7d2914cb5a8..92451d351a917 100644
--- a/pkgs/development/python-modules/pymeeus/default.nix
+++ b/pkgs/development/python-modules/pymeeus/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VI9xhr2LlsvAac9kmo6ON33OSax0SGcJhJ/mOpnK1oQ=";
+    hash = "sha256-VI9xhr2LlsvAac9kmo6ON33OSax0SGcJhJ/mOpnK1oQ=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pymetno/default.nix b/pkgs/development/python-modules/pymetno/default.nix
index d11cf4917d15b..3b7a1ddb0613b 100644
--- a/pkgs/development/python-modules/pymetno/default.nix
+++ b/pkgs/development/python-modules/pymetno/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "Danielhiversen";
     repo = "PyMetno";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-Do9RQS4gE2BapQtKQsnMzJ8EJzzxkCBA5r3z1zHXIsA=";
+    hash = "sha256-Do9RQS4gE2BapQtKQsnMzJ8EJzzxkCBA5r3z1zHXIsA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pymitv/default.nix b/pkgs/development/python-modules/pymitv/default.nix
index 32f90d07dcb45..bc53a9e79a2be 100644
--- a/pkgs/development/python-modules/pymitv/default.nix
+++ b/pkgs/development/python-modules/pymitv/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0n4IS5W3nvYwKdl6FVf4upRrFDGdYHohsaXadFy8d8w=";
+    hash = "sha256-0n4IS5W3nvYwKdl6FVf4upRrFDGdYHohsaXadFy8d8w=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/pymoo/default.nix b/pkgs/development/python-modules/pymoo/default.nix
index 786c9ab463337..134319d0a89b4 100644
--- a/pkgs/development/python-modules/pymoo/default.nix
+++ b/pkgs/development/python-modules/pymoo/default.nix
@@ -25,14 +25,14 @@ buildPythonPackage rec {
     owner = "anyoptimization";
     repo = "pymoo";
     rev = version;
-    sha256 = "sha256-dzKr+u84XmPShWXFjH7V9KzwJPGZz3msGOe1S7FlGTQ=";
+    hash = "sha256-dzKr+u84XmPShWXFjH7V9KzwJPGZz3msGOe1S7FlGTQ=";
   };
 
   pymoo_data = fetchFromGitHub {
     owner = "anyoptimization";
     repo = "pymoo-data";
     rev = "33f61a78182ceb211b95381dd6d3edee0d2fc0f3";
-    sha256 = "sha256-iGWPepZw3kJzw5HKV09CvemVvkvFQ38GVP+BAryBSs0=";
+    hash = "sha256-iGWPepZw3kJzw5HKV09CvemVvkvFQ38GVP+BAryBSs0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pymsgbox/default.nix b/pkgs/development/python-modules/pymsgbox/default.nix
index 760a339b90af8..a04923c181408 100644
--- a/pkgs/development/python-modules/pymsgbox/default.nix
+++ b/pkgs/development/python-modules/pymsgbox/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IZQifei/96PW2lQYSHBaFV3LsqBu4SDZ8oCh1/USY/8=";
+    hash = "sha256-IZQifei/96PW2lQYSHBaFV3LsqBu4SDZ8oCh1/USY/8=";
   };
 
   propagatedBuildInputs = [ tkinter ];
diff --git a/pkgs/development/python-modules/pymsteams/default.nix b/pkgs/development/python-modules/pymsteams/default.nix
index 45aecdb00b05b..3672ce6285759 100644
--- a/pkgs/development/python-modules/pymsteams/default.nix
+++ b/pkgs/development/python-modules/pymsteams/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "rveachkc";
     repo = pname;
     rev = version;
-    sha256 = "sha256-H1AEjUnEK+seKsnFnHpn1/aHxXcbyz67NbzhlGDtbk4=";
+    hash = "sha256-H1AEjUnEK+seKsnFnHpn1/aHxXcbyz67NbzhlGDtbk4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pynest2d/default.nix b/pkgs/development/python-modules/pynest2d/default.nix
index dd290ad5782a3..694459bf0050d 100644
--- a/pkgs/development/python-modules/pynest2d/default.nix
+++ b/pkgs/development/python-modules/pynest2d/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "Ultimaker";
     repo = "pynest2d";
     rev = version;
-    sha256 = "sha256-QQdTDhO4i9NVhegGTmdEQSNv3gooaZzTX/Rv86h3GEo=";
+    hash = "sha256-QQdTDhO4i9NVhegGTmdEQSNv3gooaZzTX/Rv86h3GEo=";
   };
 
   propagatedBuildInputs = [ libnest2d sip_4 clipper ];
diff --git a/pkgs/development/python-modules/pynvim/default.nix b/pkgs/development/python-modules/pynvim/default.nix
index 6ae98eff28d3f..a59c1a34b6290 100644
--- a/pkgs/development/python-modules/pynvim/default.nix
+++ b/pkgs/development/python-modules/pynvim/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-OnlTeL3l6AkvvrOhqZvpxhPSaFVC8dsOXG/UZ+7Vbf8=";
+    hash = "sha256-OnlTeL3l6AkvvrOhqZvpxhPSaFVC8dsOXG/UZ+7Vbf8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pynvml/default.nix b/pkgs/development/python-modules/pynvml/default.nix
index bad74b2aed9ce..c3f75acfc569d 100644
--- a/pkgs/development/python-modules/pynvml/default.nix
+++ b/pkgs/development/python-modules/pynvml/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0CeyG5WxCIufwngRf59ht8Z/jjOnh+n4P3NfD3GsMtA=";
+    hash = "sha256-0CeyG5WxCIufwngRf59ht8Z/jjOnh+n4P3NfD3GsMtA=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pynws/default.nix b/pkgs/development/python-modules/pynws/default.nix
index 15044872a982c..3931c416ad605 100644
--- a/pkgs/development/python-modules/pynws/default.nix
+++ b/pkgs/development/python-modules/pynws/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "MatthewFlamm";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-hAUD92wlQZ0BZ++e/KdIOgTzavmUkrH3esDhI3mbl5Y=";
+    hash = "sha256-hAUD92wlQZ0BZ++e/KdIOgTzavmUkrH3esDhI3mbl5Y=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pynx584/default.nix b/pkgs/development/python-modules/pynx584/default.nix
index 2ac855773e84c..e5f3a81218daa 100644
--- a/pkgs/development/python-modules/pynx584/default.nix
+++ b/pkgs/development/python-modules/pynx584/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "kk7ds";
     repo = pname;
     rev = version;
-    sha256 = "sha256-nF8+LbKqy/GrnPpykS5wEQMPoFYxi40pfM3Ys/UXCeo=";
+    hash = "sha256-nF8+LbKqy/GrnPpykS5wEQMPoFYxi40pfM3Ys/UXCeo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyocd/default.nix b/pkgs/development/python-modules/pyocd/default.nix
index d6bd079a04a1e..699b6c3cf553e 100644
--- a/pkgs/development/python-modules/pyocd/default.nix
+++ b/pkgs/development/python-modules/pyocd/default.nix
@@ -33,7 +33,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "libusb-package-optional.patch";
       url = "https://github.com/pyocd/pyOCD/commit/0b980cf253e3714dd2eaf0bddeb7172d14089649.patch";
-      sha256 = "sha256-B2+50VntcQELeakJbCeJdgI1iBU+h2NkXqba+LRYa/0=";
+      hash = "sha256-B2+50VntcQELeakJbCeJdgI1iBU+h2NkXqba+LRYa/0=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyocr/default.nix b/pkgs/development/python-modules/pyocr/default.nix
index 2922c03b05880..fb82fc05300f4 100644
--- a/pkgs/development/python-modules/pyocr/default.nix
+++ b/pkgs/development/python-modules/pyocr/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "OpenPaperwork";
     repo = "pyocr";
     rev = version;
-    sha256 = "sha256-gIn50H9liQcTb7SzoWnBwm5LTvkr+R+5OPvITls1B/w=";
+    hash = "sha256-gIn50H9liQcTb7SzoWnBwm5LTvkr+R+5OPvITls1B/w=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pyopencl/default.nix b/pkgs/development/python-modules/pyopencl/default.nix
index 725cb91f966cc..8a233014155f6 100644
--- a/pkgs/development/python-modules/pyopencl/default.nix
+++ b/pkgs/development/python-modules/pyopencl/default.nix
@@ -40,7 +40,7 @@ in buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Sj2w/mG1zclSZ1Jt7r1xp+HXlWlNSw/idh8GMLzKNiE=";
+    hash = "sha256-Sj2w/mG1zclSZ1Jt7r1xp+HXlWlNSw/idh8GMLzKNiE=";
   };
 
   # py.test is not needed during runtime, so remove it from `install_requires`
diff --git a/pkgs/development/python-modules/pyopengl-accelerate/default.nix b/pkgs/development/python-modules/pyopengl-accelerate/default.nix
index 21812dd47f7e0..65b04ab3c56a2 100644
--- a/pkgs/development/python-modules/pyopengl-accelerate/default.nix
+++ b/pkgs/development/python-modules/pyopengl-accelerate/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyOpenGL-accelerate";
     inherit version;
-    sha256 = "sha256-rYowAlbsolIoJh3hb3QeUaMPNPHhsc9oNZ9cYtvNzcM=";
+    hash = "sha256-rYowAlbsolIoJh3hb3QeUaMPNPHhsc9oNZ9cYtvNzcM=";
   };
 
   meta = {
diff --git a/pkgs/development/python-modules/pyopengl/default.nix b/pkgs/development/python-modules/pyopengl/default.nix
index 5ba33acd23057..ecc0e307e7f31 100644
--- a/pkgs/development/python-modules/pyopengl/default.nix
+++ b/pkgs/development/python-modules/pyopengl/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyOpenGL";
     inherit version;
-    sha256 = "sha256-jqbIdzkn7adAW//G9buTvoFWmnsFyMrFDNlOlp3OXic=";
+    hash = "sha256-jqbIdzkn7adAW//G9buTvoFWmnsFyMrFDNlOlp3OXic=";
   };
 
   propagatedBuildInputs = [ pillow ];
diff --git a/pkgs/development/python-modules/pyoutbreaksnearme/default.nix b/pkgs/development/python-modules/pyoutbreaksnearme/default.nix
index ff2a4a4323c1d..4a653d0fe670f 100644
--- a/pkgs/development/python-modules/pyoutbreaksnearme/default.nix
+++ b/pkgs/development/python-modules/pyoutbreaksnearme/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "bachya";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-D7oXkKDSg+yF+j1WyG/VVY12hLU6oyhEtxLrF6IkMSA=";
+    hash = "sha256-D7oXkKDSg+yF+j1WyG/VVY12hLU6oyhEtxLrF6IkMSA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyowm/default.nix b/pkgs/development/python-modules/pyowm/default.nix
index 3282120a52ff1..c43107599d291 100644
--- a/pkgs/development/python-modules/pyowm/default.nix
+++ b/pkgs/development/python-modules/pyowm/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "csparpa";
     repo = pname;
     rev = version;
-    sha256 = "sha256-cSOhm3aDksLBChZzgw1gjUjLQkElR2/xGFMOb9K9RME=";
+    hash = "sha256-cSOhm3aDksLBChZzgw1gjUjLQkElR2/xGFMOb9K9RME=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyp/default.nix b/pkgs/development/python-modules/pyp/default.nix
index 0b82cb1e3d5a8..74782267dbd7f 100644
--- a/pkgs/development/python-modules/pyp/default.nix
+++ b/pkgs/development/python-modules/pyp/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "hauntsaninja";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-A1Ip41kxH17BakHEWEuymfa24eBEl5FIHAWL+iZFM4I=";
+    hash = "sha256-A1Ip41kxH17BakHEWEuymfa24eBEl5FIHAWL+iZFM4I=";
   };
 
   propagatedBuildInputs = lib.optionals (pythonOlder "3.9") [
diff --git a/pkgs/development/python-modules/pyparsing/default.nix b/pkgs/development/python-modules/pyparsing/default.nix
index fcf33dc941637..e621a80d7acd5 100644
--- a/pkgs/development/python-modules/pyparsing/default.nix
+++ b/pkgs/development/python-modules/pyparsing/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "pyparsing";
     repo = pname;
     rev = "pyparsing_${version}";
-    sha256 = "sha256-aCRyJQyLf8qQ6NO41q+HC856TjIHzIt0vyVBLV+3teE=";
+    hash = "sha256-aCRyJQyLf8qQ6NO41q+HC856TjIHzIt0vyVBLV+3teE=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyparted/default.nix b/pkgs/development/python-modules/pyparted/default.nix
index 3c6abd0cc78bc..eb614ec4240ce 100644
--- a/pkgs/development/python-modules/pyparted/default.nix
+++ b/pkgs/development/python-modules/pyparted/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     repo = pname;
     owner = "dcantrell";
     rev = "v${version}";
-    sha256 = "sha256-LfBLR0A/wnfBtXISAAY6Nl4vnk1rtY03F+PT8UIMrEs=";
+    hash = "sha256-LfBLR0A/wnfBtXISAAY6Nl4vnk1rtY03F+PT8UIMrEs=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pypcap/default.nix b/pkgs/development/python-modules/pypcap/default.nix
index 77d27bdff1e5a..ef973625ec74a 100644
--- a/pkgs/development/python-modules/pypcap/default.nix
+++ b/pkgs/development/python-modules/pypcap/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     repo = pname;
     # No release was tagged and PyPI doesn't contain tests.
     rev = "968859f0ffb5b7c990506dffe82457b7de23a026";
-    sha256 = "sha256-NfyEC3qEBm6TjebcDIsoz8tJWaJ625ZFPfx7AMyynWE=";
+    hash = "sha256-NfyEC3qEBm6TjebcDIsoz8tJWaJ625ZFPfx7AMyynWE=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pypdf3/default.nix b/pkgs/development/python-modules/pypdf3/default.nix
index a4273497e3bc4..0ac738f513a69 100644
--- a/pkgs/development/python-modules/pypdf3/default.nix
+++ b/pkgs/development/python-modules/pypdf3/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyPDF3";
     inherit version;
-    sha256 = "sha256-yUbzJzQZ43JY415yJz9JkEqxVyPYenYcERXvmXmfjF8=";
+    hash = "sha256-yUbzJzQZ43JY415yJz9JkEqxVyPYenYcERXvmXmfjF8=";
   };
 
   LC_ALL = "en_US.UTF-8";
diff --git a/pkgs/development/python-modules/pypemicro/default.nix b/pkgs/development/python-modules/pypemicro/default.nix
index 0239c86571cbc..6accd0e94343a 100644
--- a/pkgs/development/python-modules/pypemicro/default.nix
+++ b/pkgs/development/python-modules/pypemicro/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-KE085u9yIPsuEr41GNWwHFm6KAHggvqGqP9ChGRoLE0=";
+    hash = "sha256-KE085u9yIPsuEr41GNWwHFm6KAHggvqGqP9ChGRoLE0=";
   };
 
   pythonImportsCheck = [ "pypemicro" ];
diff --git a/pkgs/development/python-modules/pypinyin/default.nix b/pkgs/development/python-modules/pypinyin/default.nix
index 9b337bf274c26..e03986335179c 100644
--- a/pkgs/development/python-modules/pypinyin/default.nix
+++ b/pkgs/development/python-modules/pypinyin/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "mozillazg";
     repo = "python-pinyin";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-gt0jrDPr6FeLB5P9HCSosCHb/W1sAKSusTrCpkqO26E=";
+    hash = "sha256-gt0jrDPr6FeLB5P9HCSosCHb/W1sAKSusTrCpkqO26E=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pypiserver/default.nix b/pkgs/development/python-modules/pypiserver/default.nix
index c4a058dff1723..e1bb5cd068f11 100644
--- a/pkgs/development/python-modules/pypiserver/default.nix
+++ b/pkgs/development/python-modules/pypiserver/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-1tV3pVEC5sIjT0tjbujU7l41Jx7PQ1dCn4B1r94C9xE=";
+    hash = "sha256-1tV3pVEC5sIjT0tjbujU7l41Jx7PQ1dCn4B1r94C9xE=";
   };
 
   nativeBuildInputs = [ setuptools-git ];
diff --git a/pkgs/development/python-modules/pypng/default.nix b/pkgs/development/python-modules/pypng/default.nix
index ce8b8deffa2ce..c79ec4f92a0ef 100644
--- a/pkgs/development/python-modules/pypng/default.nix
+++ b/pkgs/development/python-modules/pypng/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "drj11";
     repo = "pypng";
     rev = "refs/tags/${pname}-${version}";
-    sha256 = "sha256-JU1GCSTm2s6Kczn6aRcF5DizPJVpizNtnAMJxTBi9vo=";
+    hash = "sha256-JU1GCSTm2s6Kczn6aRcF5DizPJVpizNtnAMJxTBi9vo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pypoolstation/default.nix b/pkgs/development/python-modules/pypoolstation/default.nix
index 5c4703193af12..02ce9804d4785 100644
--- a/pkgs/development/python-modules/pypoolstation/default.nix
+++ b/pkgs/development/python-modules/pypoolstation/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyPoolstation";
     inherit version;
-    sha256 = "sha256-2smgsR5f2fzmutr4EjhyrFWrO9odTba0ux+0B6k3+9Y=";
+    hash = "sha256-2smgsR5f2fzmutr4EjhyrFWrO9odTba0ux+0B6k3+9Y=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyppeteer/default.nix b/pkgs/development/python-modules/pyppeteer/default.nix
index 19e76acb9db5e..1cfb6d85680fb 100644
--- a/pkgs/development/python-modules/pyppeteer/default.nix
+++ b/pkgs/development/python-modules/pyppeteer/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = version;
-    sha256 = "sha256-izMaWtJdkLHMQbyq7o7n46xB8dOHXZ5uO0UXt+twjL4=";
+    hash = "sha256-izMaWtJdkLHMQbyq7o7n46xB8dOHXZ5uO0UXt+twjL4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyprosegur/default.nix b/pkgs/development/python-modules/pyprosegur/default.nix
index 4e62265776ebc..a1167b83441cf 100644
--- a/pkgs/development/python-modules/pyprosegur/default.nix
+++ b/pkgs/development/python-modules/pyprosegur/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "dgomes";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-Spxzyn0gZ1TIHrtt7W0j6VwKnm2Km5vLGZZ//HINyBA=";
+    hash = "sha256-Spxzyn0gZ1TIHrtt7W0j6VwKnm2Km5vLGZZ//HINyBA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pypugjs/default.nix b/pkgs/development/python-modules/pypugjs/default.nix
index 96d722c38b13a..9590b7d07b905 100644
--- a/pkgs/development/python-modules/pypugjs/default.nix
+++ b/pkgs/development/python-modules/pypugjs/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "kakulukia";
     repo = "pypugjs";
     rev = "v${version}";
-    sha256 = "sha256-6tIhKCa8wg01gNFygCS6GdUHfbWBu7wOZeMkCExRR34=";
+    hash = "sha256-6tIhKCa8wg01gNFygCS6GdUHfbWBu7wOZeMkCExRR34=";
   };
 
   propagatedBuildInputs = [ six charset-normalizer ];
diff --git a/pkgs/development/python-modules/pypytools/default.nix b/pkgs/development/python-modules/pypytools/default.nix
index fdaeb031f9c6d..ecc86e4fe2f89 100644
--- a/pkgs/development/python-modules/pypytools/default.nix
+++ b/pkgs/development/python-modules/pypytools/default.nix
@@ -38,7 +38,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "support-later-python.patch";
       url = "https://github.com/antocuni/pypytools/commit/c6aed496ec35a6ef7ce9e95084849eebc16bafef.patch";
-      sha256 = "sha256-YoYRZmgueQmxRtGaeP4zEVxuA0U7TB0PmoYHHVI7ICQ=";
+      hash = "sha256-YoYRZmgueQmxRtGaeP4zEVxuA0U7TB0PmoYHHVI7ICQ=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyqldb/default.nix b/pkgs/development/python-modules/pyqldb/default.nix
index b4ff71cb03974..4f67362409050 100644
--- a/pkgs/development/python-modules/pyqldb/default.nix
+++ b/pkgs/development/python-modules/pyqldb/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "awslabs";
     repo = "amazon-qldb-driver-python";
     rev = "v${version}";
-    sha256 = "sha256-TKf43+k428h8T6ye6mJrnK9D4J1xpIu0QacM7lWJF7w=";
+    hash = "sha256-TKf43+k428h8T6ye6mJrnK9D4J1xpIu0QacM7lWJF7w=";
   };
 
   propagatedBuildInputs = [ boto3 amazon-ion ionhash ];
diff --git a/pkgs/development/python-modules/pyqt-builder/default.nix b/pkgs/development/python-modules/pyqt-builder/default.nix
index c83773899296f..0227aa1023315 100644
--- a/pkgs/development/python-modules/pyqt-builder/default.nix
+++ b/pkgs/development/python-modules/pyqt-builder/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyQt-builder";
     inherit version;
-    sha256 = "sha256-g7w+MAr/i0FAWAS2qcKRM4mrWcSK2fDLhYSm73O8pQI=";
+    hash = "sha256-g7w+MAr/i0FAWAS2qcKRM4mrWcSK2fDLhYSm73O8pQI=";
   };
 
   propagatedBuildInputs = [ packaging sip ];
diff --git a/pkgs/development/python-modules/pyqt/pyqt6-sip.nix b/pkgs/development/python-modules/pyqt/pyqt6-sip.nix
index 3518c9820a411..e0ee6cb7b7540 100644
--- a/pkgs/development/python-modules/pyqt/pyqt6-sip.nix
+++ b/pkgs/development/python-modules/pyqt/pyqt6-sip.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyQt6_sip";
     inherit version;
-    sha256 = "sha256-bYej7lhy11EbdpV9aKMhCTUsrzt6QqAdnuIAMrNQ2Xk=";
+    hash = "sha256-bYej7lhy11EbdpV9aKMhCTUsrzt6QqAdnuIAMrNQ2Xk=";
   };
 
   # There is no test code and the check phase fails with:
diff --git a/pkgs/development/python-modules/pyqt/sip.nix b/pkgs/development/python-modules/pyqt/sip.nix
index 6cb1433e33853..ea8a518afd0db 100644
--- a/pkgs/development/python-modules/pyqt/sip.nix
+++ b/pkgs/development/python-modules/pyqt/sip.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyQt5_sip";
     inherit version;
-    sha256 = "sha256-tHEP2FtX7e9xbMVfrkW/1b+sb8e6kQNvHcw/Mxyg6zk=";
+    hash = "sha256-tHEP2FtX7e9xbMVfrkW/1b+sb8e6kQNvHcw/Mxyg6zk=";
   };
 
   # There is no test code and the check phase fails with:
diff --git a/pkgs/development/python-modules/pyqt6-webengine.nix b/pkgs/development/python-modules/pyqt6-webengine.nix
index 564d1a143251c..b53714ca322d6 100644
--- a/pkgs/development/python-modules/pyqt6-webengine.nix
+++ b/pkgs/development/python-modules/pyqt6-webengine.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-THHBMIYKvNEeBMr7IuM5g/qaOu6DI8UZCbFaFwGCjiE=";
+    hash = "sha256-THHBMIYKvNEeBMr7IuM5g/qaOu6DI8UZCbFaFwGCjiE=";
   };
 
   # fix include path and increase verbosity
diff --git a/pkgs/development/python-modules/pyquaternion/default.nix b/pkgs/development/python-modules/pyquaternion/default.nix
index feee5dcc6be02..512038a8acc6e 100644
--- a/pkgs/development/python-modules/pyquaternion/default.nix
+++ b/pkgs/development/python-modules/pyquaternion/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sfYa8hnLL+lmtft5oZISTy5jo/end6w8rfKVexqBvqg=";
+    hash = "sha256-sfYa8hnLL+lmtft5oZISTy5jo/end6w8rfKVexqBvqg=";
   };
 
   # The VERSION.txt file is required for setup.py
diff --git a/pkgs/development/python-modules/pyrad/default.nix b/pkgs/development/python-modules/pyrad/default.nix
index dfcff9feb9336..36bc9156964ff 100644
--- a/pkgs/development/python-modules/pyrad/default.nix
+++ b/pkgs/development/python-modules/pyrad/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "pyradius";
     repo = pname;
     rev = version;
-    sha256 = "sha256-oqgkE0xG/8cmLeRZdGoHkaHbjtByeJwzBJwEdxH8oNY=";
+    hash = "sha256-oqgkE0xG/8cmLeRZdGoHkaHbjtByeJwzBJwEdxH8oNY=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pyradios/default.nix b/pkgs/development/python-modules/pyradios/default.nix
index 15677945b0d68..8ed0fef4a6ac3 100644
--- a/pkgs/development/python-modules/pyradios/default.nix
+++ b/pkgs/development/python-modules/pyradios/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-O30ExmvWu4spwDytFVPWGjR8w3XSTaWd2Z0LGQibq9g=";
+    hash = "sha256-O30ExmvWu4spwDytFVPWGjR8w3XSTaWd2Z0LGQibq9g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyramid_chameleon/default.nix b/pkgs/development/python-modules/pyramid_chameleon/default.nix
index 715dce1fbdf99..f4031db0d95e9 100644
--- a/pkgs/development/python-modules/pyramid_chameleon/default.nix
+++ b/pkgs/development/python-modules/pyramid_chameleon/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "pyramid_chameleon";
     inherit version;
-    sha256 = "sha256-0XZ5KlDrAV14ZbRL2bJKe9BIn6mlzrvRe54FBIzvkBc=";
+    hash = "sha256-0XZ5KlDrAV14ZbRL2bJKe9BIn6mlzrvRe54FBIzvkBc=";
   };
 
   patches = [
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "support-later-limiter.patch";
       url = "https://github.com/Pylons/pyramid_chameleon/commit/36348bf4c01f52c3461e7ba4d20b1edfc54dba50.patch";
-      sha256 = "sha256-cPS7JhcS8nkBS1T0OdZke25jvWHT0qkPFjyPUDKHBGU=";
+      hash = "sha256-cPS7JhcS8nkBS1T0OdZke25jvWHT0qkPFjyPUDKHBGU=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyramid_exclog/default.nix b/pkgs/development/python-modules/pyramid_exclog/default.nix
index 2d23256ff8440..61a95bae84e2f 100644
--- a/pkgs/development/python-modules/pyramid_exclog/default.nix
+++ b/pkgs/development/python-modules/pyramid_exclog/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Tl2rYH/GifNfB9w4nG9UIqAQz0O6kujCED/4iZnPKDw=";
+    hash = "sha256-Tl2rYH/GifNfB9w4nG9UIqAQz0O6kujCED/4iZnPKDw=";
   };
 
   propagatedBuildInputs = [ pyramid ];
diff --git a/pkgs/development/python-modules/pyrdfa3/default.nix b/pkgs/development/python-modules/pyrdfa3/default.nix
index 610eaa39bd7ed..398da024053af 100644
--- a/pkgs/development/python-modules/pyrdfa3/default.nix
+++ b/pkgs/development/python-modules/pyrdfa3/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "pyRdfa3";
-    sha256 = "sha256-FXZjqSuH3zRbb2m94jXf9feXiRYI4S/h5PqNrWhxMa4=";
+    hash = "sha256-FXZjqSuH3zRbb2m94jXf9feXiRYI4S/h5PqNrWhxMa4=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pyrect/default.nix b/pkgs/development/python-modules/pyrect/default.nix
index f7c4a1b565c52..ac0b6b598d801 100644
--- a/pkgs/development/python-modules/pyrect/default.nix
+++ b/pkgs/development/python-modules/pyrect/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyRect";
     inherit version;
-    sha256 = "sha256-9lFV9t+bkptnyv+9V8CUfFrlRJ07WA0XgHS/+0egm3g=";
+    hash = "sha256-9lFV9t+bkptnyv+9V8CUfFrlRJ07WA0XgHS/+0egm3g=";
   };
 
   nativeCheckInputs = [ pytestCheckHook pygame ];
diff --git a/pkgs/development/python-modules/pyregion/default.nix b/pkgs/development/python-modules/pyregion/default.nix
index 9e8fd5f789229..dfbd1ef97f131 100644
--- a/pkgs/development/python-modules/pyregion/default.nix
+++ b/pkgs/development/python-modules/pyregion/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "astropy";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-xo+XbBJ2HKql9rd7Ma84JofRg8M4u6vmz44Qo8JhEBc=";
+    hash = "sha256-xo+XbBJ2HKql9rd7Ma84JofRg8M4u6vmz44Qo8JhEBc=";
   };
 
   propagatedBuildInputs = [
@@ -36,11 +36,11 @@ buildPythonPackage rec {
   patches = [
     (fetchpatch {
       url = "https://github.com/astropy/pyregion/pull/157/commits/082649730d353a0d0c0ee9619be1aa501aabba62.patch";
-      sha256 = "sha256-4mHZt3S29ZfK+QKavm6DLBwVxGl/ga7W7GEcQ5ewxuo=";
+      hash = "sha256-4mHZt3S29ZfK+QKavm6DLBwVxGl/ga7W7GEcQ5ewxuo=";
     })
     (fetchpatch {
       url = "https://github.com/astropy/pyregion/pull/157/commits/c448a465dd56887979da62aec6138fc89bb37b19.patch";
-      sha256 = "sha256-GEtvScmVbAdE4E5Xx0hNOPommvzcnJ3jNZpBmY3PbyE=";
+      hash = "sha256-GEtvScmVbAdE4E5Xx0hNOPommvzcnJ3jNZpBmY3PbyE=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyrevolve/default.nix b/pkgs/development/python-modules/pyrevolve/default.nix
index 3d6a5f52dc887..767d94ac0df9a 100644
--- a/pkgs/development/python-modules/pyrevolve/default.nix
+++ b/pkgs/development/python-modules/pyrevolve/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "devitocodes";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-5a4zvyf2vfz8aI6vFMI2vxekYrcUi/YuPFvZnUOx+Zs=";
+    hash = "sha256-5a4zvyf2vfz8aI6vFMI2vxekYrcUi/YuPFvZnUOx+Zs=";
   };
 
   nativeBuildInputs = [ versioneer cython ];
diff --git a/pkgs/development/python-modules/pyrmvtransport/default.nix b/pkgs/development/python-modules/pyrmvtransport/default.nix
index 42d4771c76333..888ad2f43ceb0 100644
--- a/pkgs/development/python-modules/pyrmvtransport/default.nix
+++ b/pkgs/development/python-modules/pyrmvtransport/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "cgtobi";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-nFxGEyO+wyRzPayjjv8WNIJ+XIWbVn0dyyjQKHiyr40=";
+    hash = "sha256-nFxGEyO+wyRzPayjjv8WNIJ+XIWbVn0dyyjQKHiyr40=";
   };
 
   nativeBuildInputs = [
@@ -47,7 +47,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "update-tests.patch";
       url = "https://github.com/cgtobi/PyRMVtransport/commit/fe93b3d9d625f9ccf8eb7b0c39e0ff41c72d2e77.patch";
-      sha256 = "sha256-t+GP5VG1S86vVSsisl85ZHBtOqxIi7QS83DA+HgRet4=";
+      hash = "sha256-t+GP5VG1S86vVSsisl85ZHBtOqxIi7QS83DA+HgRet4=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyrsistent/default.nix b/pkgs/development/python-modules/pyrsistent/default.nix
index 97abb766fb8d0..37de5033477f6 100644
--- a/pkgs/development/python-modules/pyrsistent/default.nix
+++ b/pkgs/development/python-modules/pyrsistent/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GimUdzcGu7SZXDGpe8lPFBgxSSO9EEjG2WSDcEA3ZEA=";
+    hash = "sha256-GimUdzcGu7SZXDGpe8lPFBgxSSO9EEjG2WSDcEA3ZEA=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/pyruckus/default.nix b/pkgs/development/python-modules/pyruckus/default.nix
index 336be72a9239a..d2b896605f7f4 100644
--- a/pkgs/development/python-modules/pyruckus/default.nix
+++ b/pkgs/development/python-modules/pyruckus/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "gabe565";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-SVE5BrCCQgCrhOC0CSGgbZ9TEY3iZ9Rp/xMUShPAxxM=";
+    hash = "sha256-SVE5BrCCQgCrhOC0CSGgbZ9TEY3iZ9Rp/xMUShPAxxM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pysam/default.nix b/pkgs/development/python-modules/pysam/default.nix
index abb0d4fd8b4b6..86a81d14d7474 100644
--- a/pkgs/development/python-modules/pysam/default.nix
+++ b/pkgs/development/python-modules/pysam/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "pysam-developers";
     repo = "pysam";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-7yEZJ+iIw4qOxsanlKQlqt1bfi8MvyYjGJWiVDmXBrc=";
+    hash = "sha256-7yEZJ+iIw4qOxsanlKQlqt1bfi8MvyYjGJWiVDmXBrc=";
   };
 
   nativeBuildInputs = [ samtools ];
diff --git a/pkgs/development/python-modules/pysaml2/default.nix b/pkgs/development/python-modules/pysaml2/default.nix
index 6c482f00b7bdf..3cd65c271e9aa 100644
--- a/pkgs/development/python-modules/pysaml2/default.nix
+++ b/pkgs/development/python-modules/pysaml2/default.nix
@@ -27,7 +27,7 @@ let
     src = fetchPypi {
       pname = "pymongo";
       inherit version;
-      sha256 = "sha256-ConK3ABipeU2ZN3gQ/bAlxcrjBxfAJRJAJUoL/mZWl8=";
+      hash = "sha256-ConK3ABipeU2ZN3gQ/bAlxcrjBxfAJRJAJUoL/mZWl8=";
     };
   });
 in buildPythonPackage rec {
@@ -41,7 +41,7 @@ in buildPythonPackage rec {
     owner = "IdentityPython";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-QHAbm6u5oH3O7MEVFE+sW98raquv89KJ8gonk3Yyu/0=";
+    hash = "sha256-QHAbm6u5oH3O7MEVFE+sW98raquv89KJ8gonk3Yyu/0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pysatochip/default.nix b/pkgs/development/python-modules/pysatochip/default.nix
index f76d889ada578..4547fa827b72e 100644
--- a/pkgs/development/python-modules/pysatochip/default.nix
+++ b/pkgs/development/python-modules/pysatochip/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+Z3D6ITZouhLbEotvJ9MDfg6QOhjGVKrLi1QL1kOdkE=";
+    hash = "sha256-+Z3D6ITZouhLbEotvJ9MDfg6QOhjGVKrLi1QL1kOdkE=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pyscf/default.nix b/pkgs/development/python-modules/pyscf/default.nix
index 362cb5daba158..e984e5767383d 100644
--- a/pkgs/development/python-modules/pyscf/default.nix
+++ b/pkgs/development/python-modules/pyscf/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage rec {
   patches = [ (fetchpatch {
     name = "libxc-6";  # https://github.com/pyscf/pyscf/pull/1467
     url = "https://github.com/pyscf/pyscf/commit/ebcfacc90e119cd7f9dcdbf0076a84660349fc79.patch";
-    sha256 = "sha256-O+eDlUKJeThxQcHrMGqxjDfRCmCNP+OCgv/L72jAF/o=";
+    hash = "sha256-O+eDlUKJeThxQcHrMGqxjDfRCmCNP+OCgv/L72jAF/o=";
   })];
 
   # setup.py calls Cmake and passes the arguments in CMAKE_CONFIGURE_ARGS to cmake.
diff --git a/pkgs/development/python-modules/pyschemes/default.nix b/pkgs/development/python-modules/pyschemes/default.nix
index f6d1a62059b39..384e375ecbded 100644
--- a/pkgs/development/python-modules/pyschemes/default.nix
+++ b/pkgs/development/python-modules/pyschemes/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     # https://github.com/spy16/pyschemes/pull/6
     (fetchpatch {
       url = "https://github.com/spy16/pyschemes/commit/23011128c6c22838d4fca9e00fd322a20bb566c4.patch";
-      sha256 = "sha256-vDaWxMrn2aC2wmd035EWRZ3cd/XME81z/BWG0f2T9jc=";
+      hash = "sha256-vDaWxMrn2aC2wmd035EWRZ3cd/XME81z/BWG0f2T9jc=";
     })
   ];
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/pyscreeze/default.nix b/pkgs/development/python-modules/pyscreeze/default.nix
index b7059eeccec36..4d09929bf0e69 100644
--- a/pkgs/development/python-modules/pyscreeze/default.nix
+++ b/pkgs/development/python-modules/pyscreeze/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "asweigart";
     repo = "pyscreeze";
     rev = "28ab707dceecbdd135a9491c3f8effd3a69680af";
-    sha256 = "sha256-gn3ydjf/msdhIhngGlhK+jhEyFy0qGeDr58E7kM2YZs=";
+    hash = "sha256-gn3ydjf/msdhIhngGlhK+jhEyFy0qGeDr58E7kM2YZs=";
   };
 
   pythonImportsCheck = [ "pyscreeze" ];
diff --git a/pkgs/development/python-modules/pyscss/default.nix b/pkgs/development/python-modules/pyscss/default.nix
index ca40ac09ca9fb..21b0f169cd798 100644
--- a/pkgs/development/python-modules/pyscss/default.nix
+++ b/pkgs/development/python-modules/pyscss/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     repo = "pyScss";
     owner = "Kronuz";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-z0y4z+/JE6rZWHAvps/taDZvutyVhxxs2gMujV5rNu4=";
+    hash = "sha256-z0y4z+/JE6rZWHAvps/taDZvutyVhxxs2gMujV5rNu4=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/pysdl2/default.nix b/pkgs/development/python-modules/pysdl2/default.nix
index 90202829fc67a..64b9b97d4a35e 100644
--- a/pkgs/development/python-modules/pysdl2/default.nix
+++ b/pkgs/development/python-modules/pysdl2/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kIp946iMKyKiwhppkXxTIVKJW9GkkFJ6Jw7hTK1A5kc=";
+    hash = "sha256-kIp946iMKyKiwhppkXxTIVKJW9GkkFJ6Jw7hTK1A5kc=";
   };
 
   # Deliberately not in propagated build inputs; users can decide
diff --git a/pkgs/development/python-modules/pyserial-asyncio/default.nix b/pkgs/development/python-modules/pyserial-asyncio/default.nix
index 93ec0535b8929..16e02df4798c5 100644
--- a/pkgs/development/python-modules/pyserial-asyncio/default.nix
+++ b/pkgs/development/python-modules/pyserial-asyncio/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tgMpI+BenXXsF6WvmphCnEbSg5rfr4BgTVLg+qzXoy8=";
+    hash = "sha256-tgMpI+BenXXsF6WvmphCnEbSg5rfr4BgTVLg+qzXoy8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pysiaalarm/default.nix b/pkgs/development/python-modules/pysiaalarm/default.nix
index 5885491a61783..2ab7236c2c7c3 100644
--- a/pkgs/development/python-modules/pysiaalarm/default.nix
+++ b/pkgs/development/python-modules/pysiaalarm/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hS0OaafYjRdPVSCOHfb2zKp0tEOl1LyMJpwnpvsvALs=";
+    hash = "sha256-hS0OaafYjRdPVSCOHfb2zKp0tEOl1LyMJpwnpvsvALs=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pyside/apiextractor.nix b/pkgs/development/python-modules/pyside/apiextractor.nix
index 058414747440d..1ad2d01238283 100644
--- a/pkgs/development/python-modules/pyside/apiextractor.nix
+++ b/pkgs/development/python-modules/pyside/apiextractor.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
     owner = "PySide";
     repo = "Apiextractor";
     rev = version;
-    sha256 = "sha256-YH8aYyzv59xiIglZbdNgOPnmEQwNE2GmotAFFfFdMlg=";
+    hash = "sha256-YH8aYyzv59xiIglZbdNgOPnmEQwNE2GmotAFFfFdMlg=";
   };
 
   outputs = [ "out" "dev" ];
diff --git a/pkgs/development/python-modules/pyside/default.nix b/pkgs/development/python-modules/pyside/default.nix
index 451c71e7eb43c..82cc62f2c708e 100644
--- a/pkgs/development/python-modules/pyside/default.nix
+++ b/pkgs/development/python-modules/pyside/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "PySide";
     repo = "PySide";
     rev = version;
-    sha256 = "sha256-14XbihJRMk9WaeK6NUBV/4OMFZF8EBIJgEJEaCU8Ecg=";
+    hash = "sha256-14XbihJRMk9WaeK6NUBV/4OMFZF8EBIJgEJEaCU8Ecg=";
   };
 
   outputs = [ "out" "dev" ];
diff --git a/pkgs/development/python-modules/pyside/generatorrunner.nix b/pkgs/development/python-modules/pyside/generatorrunner.nix
index f1e002daf4c59..3d47ccd58f2be 100644
--- a/pkgs/development/python-modules/pyside/generatorrunner.nix
+++ b/pkgs/development/python-modules/pyside/generatorrunner.nix
@@ -11,7 +11,7 @@ in stdenv.mkDerivation rec {
     owner = "PySide";
     repo = "Generatorrunner";
     rev = version;
-    sha256 = "sha256-JAghKY033RTD5b2elitzVQbbN3PMmT3BHwpqx8N5EYg=";
+    hash = "sha256-JAghKY033RTD5b2elitzVQbbN3PMmT3BHwpqx8N5EYg=";
   };
 
   outputs = [ "out" "dev" ];
diff --git a/pkgs/development/python-modules/pysimplegui/default.nix b/pkgs/development/python-modules/pysimplegui/default.nix
index 3028f0cac9b77..827c3ececf5e8 100644
--- a/pkgs/development/python-modules/pysimplegui/default.nix
+++ b/pkgs/development/python-modules/pysimplegui/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PySimpleGUI";
     inherit version;
-    sha256 = "sha256-+IyCwwGlGuo1vmBdwGC8zrDctmguFigFRIhHAatLI7o=";
+    hash = "sha256-+IyCwwGlGuo1vmBdwGC8zrDctmguFigFRIhHAatLI7o=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyskyqhub/default.nix b/pkgs/development/python-modules/pyskyqhub/default.nix
index 6f60fec79f2fe..216e998a49020 100644
--- a/pkgs/development/python-modules/pyskyqhub/default.nix
+++ b/pkgs/development/python-modules/pyskyqhub/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "RogerSelwyn";
     repo = "skyq_hub";
     rev = version;
-    sha256 = "sha256-yXqtABbsCh1yb96lsEA0gquikVenGLCo6J93AeXAC8k=";
+    hash = "sha256-yXqtABbsCh1yb96lsEA0gquikVenGLCo6J93AeXAC8k=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pysma/default.nix b/pkgs/development/python-modules/pysma/default.nix
index de1bba50740c4..780bf9b1ceab7 100644
--- a/pkgs/development/python-modules/pysma/default.nix
+++ b/pkgs/development/python-modules/pysma/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8LwxRiYUhKYZkrjDNcnOkssvfw/tZ6dj1GKZQ6UkqsQ=";
+    hash = "sha256-8LwxRiYUhKYZkrjDNcnOkssvfw/tZ6dj1GKZQ6UkqsQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pysmartapp/default.nix b/pkgs/development/python-modules/pysmartapp/default.nix
index b14d0bf5afd57..84c79409aa65e 100644
--- a/pkgs/development/python-modules/pysmartapp/default.nix
+++ b/pkgs/development/python-modules/pysmartapp/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "andrewsayre";
     repo = pname;
     rev = version;
-    sha256 = "sha256-zYjv7wRxQTS4PnNaY69bw9xE6I4DZMocwUzEICBfwqM=";
+    hash = "sha256-zYjv7wRxQTS4PnNaY69bw9xE6I4DZMocwUzEICBfwqM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pysmartthings/default.nix b/pkgs/development/python-modules/pysmartthings/default.nix
index cfdc691539dcf..5f878839693a6 100644
--- a/pkgs/development/python-modules/pysmartthings/default.nix
+++ b/pkgs/development/python-modules/pysmartthings/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "andrewsayre";
     repo = pname;
     rev = version;
-    sha256 = "sha256-AzAiMn88tRRPwMpwSnKoS1XUERHbKz0sVm/TjcbTsGs=";
+    hash = "sha256-AzAiMn88tRRPwMpwSnKoS1XUERHbKz0sVm/TjcbTsGs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pysml/default.nix b/pkgs/development/python-modules/pysml/default.nix
index 3ff7bee167cb7..b95dc1d04bf8e 100644
--- a/pkgs/development/python-modules/pysml/default.nix
+++ b/pkgs/development/python-modules/pysml/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "mtdcr";
     repo = pname;
     rev = version;
-    sha256 = "sha256-Qw2irvj94cBquYeVUhqOq8lw85oP5TqtA2XTT2z5/as=";
+    hash = "sha256-Qw2irvj94cBquYeVUhqOq8lw85oP5TqtA2XTT2z5/as=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pysnow/default.nix b/pkgs/development/python-modules/pysnow/default.nix
index d3ad4bee17c4d..52613d602d828 100644
--- a/pkgs/development/python-modules/pysnow/default.nix
+++ b/pkgs/development/python-modules/pysnow/default.nix
@@ -47,7 +47,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "switch-to-poetry-core.patch";
       url = "https://github.com/rbw/pysnow/commit/f214a203432b329df5317f3a25b2c0d9b55a9029.patch";
-      sha256 = "sha256-ViRR+9WStlaQwyrLGk/tMOUAcEMY+kB61ZEKGMQJ30o=";
+      hash = "sha256-ViRR+9WStlaQwyrLGk/tMOUAcEMY+kB61ZEKGMQJ30o=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pysol-cards/default.nix b/pkgs/development/python-modules/pysol-cards/default.nix
index 7bb9d3c26b890..5759b47005b95 100644
--- a/pkgs/development/python-modules/pysol-cards/default.nix
+++ b/pkgs/development/python-modules/pysol-cards/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "pysol_cards";
-    sha256 = "sha256-sPv9OGFb/G/XVdq1hQWprhYtDaGGbCXKkUGTi1gj8GE=";
+    hash = "sha256-sPv9OGFb/G/XVdq1hQWprhYtDaGGbCXKkUGTi1gj8GE=";
   };
 
   propagatedBuildInputs = [ six random2 ];
diff --git a/pkgs/development/python-modules/pysonos/default.nix b/pkgs/development/python-modules/pysonos/default.nix
index b9c4a1e9b1754..778b862ac2cca 100644
--- a/pkgs/development/python-modules/pysonos/default.nix
+++ b/pkgs/development/python-modules/pysonos/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "amelchio";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-gBOknYHL5nQWFVhCbLN0Ah+1fovcNY4P2myryZnUadk=";
+    hash = "sha256-gBOknYHL5nQWFVhCbLN0Ah+1fovcNY4P2myryZnUadk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyspcwebgw/default.nix b/pkgs/development/python-modules/pyspcwebgw/default.nix
index 612a22d74a823..5aff4d2ccd2e1 100644
--- a/pkgs/development/python-modules/pyspcwebgw/default.nix
+++ b/pkgs/development/python-modules/pyspcwebgw/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "mbrrg";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-Pjv8AxXuwi48Z8U+LSZZ+OhXrE3KlX7jlmnXTBLxXOs=";
+    hash = "sha256-Pjv8AxXuwi48Z8U+LSZZ+OhXrE3KlX7jlmnXTBLxXOs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyspnego/default.nix b/pkgs/development/python-modules/pyspnego/default.nix
index 5a6c12ae39654..c553b6242b2a7 100644
--- a/pkgs/development/python-modules/pyspnego/default.nix
+++ b/pkgs/development/python-modules/pyspnego/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "jborean93";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-3nFxUu2P8dGt80HRGYOliGHXLrtc83C96kJW27CgXV0=";
+    hash = "sha256-3nFxUu2P8dGt80HRGYOliGHXLrtc83C96kJW27CgXV0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pysqlcipher3/default.nix b/pkgs/development/python-modules/pysqlcipher3/default.nix
index 43fa2c513ef38..76db9500abfab 100644
--- a/pkgs/development/python-modules/pysqlcipher3/default.nix
+++ b/pkgs/development/python-modules/pysqlcipher3/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-PIAzgSZVlH6/KagJrFEGsrxpvgJ06szva1j0WAyNBsU=";
+    hash = "sha256-PIAzgSZVlH6/KagJrFEGsrxpvgJ06szva1j0WAyNBsU=";
   };
 
   buildInputs = [ sqlcipher ];
diff --git a/pkgs/development/python-modules/pystemd/default.nix b/pkgs/development/python-modules/pystemd/default.nix
index 0d46312152d35..3e1455128f787 100644
--- a/pkgs/development/python-modules/pystemd/default.nix
+++ b/pkgs/development/python-modules/pystemd/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   version = "0.10.0";
   src = python.pkgs.fetchPypi {
     inherit pname version;
-    sha256 = "sha256-10qBS/2gEIXbGorZC+PLJ9ryOlGrawPn4p7IEfoq6Fk=";
+    hash = "sha256-10qBS/2gEIXbGorZC+PLJ9ryOlGrawPn4p7IEfoq6Fk=";
   };
 
   disabled = python.pythonOlder "3.4";
diff --git a/pkgs/development/python-modules/pystray/default.nix b/pkgs/development/python-modules/pystray/default.nix
index 03fb3213d1846..cf6a79853cbc0 100644
--- a/pkgs/development/python-modules/pystray/default.nix
+++ b/pkgs/development/python-modules/pystray/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "moses-palmer";
     repo = "pystray";
     rev = "v${version}";
-    sha256 = "sha256-8B178MSe4ujlnGBmQhIu+BoAh1doP9V5cL0ermLQTvs=";
+    hash = "sha256-8B178MSe4ujlnGBmQhIu+BoAh1doP9V5cL0ermLQTvs=";
   };
 
   nativeBuildInputs = [ gobject-introspection sphinx ];
diff --git a/pkgs/development/python-modules/pyte/default.nix b/pkgs/development/python-modules/pyte/default.nix
index 604df3ed09345..d74ec86528272 100644
--- a/pkgs/development/python-modules/pyte/default.nix
+++ b/pkgs/development/python-modules/pyte/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "selectel";
     repo = pname;
     rev = version;
-    sha256 = "sha256-gLvsW4ou6bGq9CxT6XdX+r2ViMk7z+aejemrdLwJb3M=";
+    hash = "sha256-gLvsW4ou6bGq9CxT6XdX+r2ViMk7z+aejemrdLwJb3M=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pytesseract/default.nix b/pkgs/development/python-modules/pytesseract/default.nix
index 5054e11f450db..b7c25bbf17c88 100644
--- a/pkgs/development/python-modules/pytesseract/default.nix
+++ b/pkgs/development/python-modules/pytesseract/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "madmaze";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-CyKXtaIE/8iPLqi0GHVUgTeJDYZyWBjkRvOKJJKCxZo=";
+    hash = "sha256-CyKXtaIE/8iPLqi0GHVUgTeJDYZyWBjkRvOKJJKCxZo=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pytest-astropy/default.nix b/pkgs/development/python-modules/pytest-astropy/default.nix
index 1e1f386eef44d..a111c8953d631 100644
--- a/pkgs/development/python-modules/pytest-astropy/default.nix
+++ b/pkgs/development/python-modules/pytest-astropy/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hePGbO7eTOZo9HOzzzd/yyqjxI4k8oqqN3roYATM4hE=";
+    hash = "sha256-hePGbO7eTOZo9HOzzzd/yyqjxI4k8oqqN3roYATM4hE=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pytest-cases/default.nix b/pkgs/development/python-modules/pytest-cases/default.nix
index b72063a2336f6..9df7b9a07f078 100644
--- a/pkgs/development/python-modules/pytest-cases/default.nix
+++ b/pkgs/development/python-modules/pytest-cases/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dFXmylelRMG/3YtWrOCMHBzkxlcqiquPG9NR3CWhC2s=";
+    hash = "sha256-dFXmylelRMG/3YtWrOCMHBzkxlcqiquPG9NR3CWhC2s=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pytest-celery/default.nix b/pkgs/development/python-modules/pytest-celery/default.nix
index 9efd9f49f2b4e..2a6ad34d706ad 100644
--- a/pkgs/development/python-modules/pytest-celery/default.nix
+++ b/pkgs/development/python-modules/pytest-celery/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "celery";
     repo = "pytest-celery";
     rev = "v${version}";
-    sha256 = "sha256-vzWwkOS3BLOInaFDk+PegvEmC88ZZ1sG1CmHwhn7r9w=";
+    hash = "sha256-vzWwkOS3BLOInaFDk+PegvEmC88ZZ1sG1CmHwhn7r9w=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pytest-cid/default.nix b/pkgs/development/python-modules/pytest-cid/default.nix
index ba553040095b6..c46d4409a4e3d 100644
--- a/pkgs/development/python-modules/pytest-cid/default.nix
+++ b/pkgs/development/python-modules/pytest-cid/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "ntninja";
     repo = pname;
     rev = "1ff9ec43ac9eaf76352ea7e7a060cd081cb8b68a"; # Version has no git tag
-    sha256 = "sha256-H2RtMGYWukowTTfqZSx+hikxzkqw1v5bA4AfZfiVl8U=";
+    hash = "sha256-H2RtMGYWukowTTfqZSx+hikxzkqw1v5bA4AfZfiVl8U=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pytest-click/default.nix b/pkgs/development/python-modules/pytest-click/default.nix
index 6cf3db2bd24db..debbe626ffabc 100644
--- a/pkgs/development/python-modules/pytest-click/default.nix
+++ b/pkgs/development/python-modules/pytest-click/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "Stranger6667";
     repo = "pytest-click";
     rev = "v${version}";
-    sha256 = "sha256-A/RF+SgPu2yYF3eHEFiZwKJW2VwQ185Ln6S3wn2cS0k=";
+    hash = "sha256-A/RF+SgPu2yYF3eHEFiZwKJW2VwQ185Ln6S3wn2cS0k=";
   };
 
   buildInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pytest-cov/default.nix b/pkgs/development/python-modules/pytest-cov/default.nix
index 88e77f9f7ce92..dd93d6bac25b0 100644
--- a/pkgs/development/python-modules/pytest-cov/default.nix
+++ b/pkgs/development/python-modules/pytest-cov/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mWt5795kM829AIiHLbxfs+1/4VeLaM27pjTxS7jdBHA=";
+    hash = "sha256-mWt5795kM829AIiHLbxfs+1/4VeLaM27pjTxS7jdBHA=";
   };
 
   buildInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pytest-datadir/default.nix b/pkgs/development/python-modules/pytest-datadir/default.nix
index e57292b774b6d..bca05a0010a5d 100644
--- a/pkgs/development/python-modules/pytest-datadir/default.nix
+++ b/pkgs/development/python-modules/pytest-datadir/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "gabrielcnr";
     repo = "pytest-datadir";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-HyJ0rU1nHqRv8SHFS8m3GZ5409+JZIkoDgIVjy4ol54=";
+    hash = "sha256-HyJ0rU1nHqRv8SHFS8m3GZ5409+JZIkoDgIVjy4ol54=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/pytest-datafiles/default.nix b/pkgs/development/python-modules/pytest-datafiles/default.nix
index 4f17be9b1f36a..314231942089f 100644
--- a/pkgs/development/python-modules/pytest-datafiles/default.nix
+++ b/pkgs/development/python-modules/pytest-datafiles/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "omarkohl";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-YFD8M5TG6VtLRX04R3u0jtYDDlaK32D4ArWxS6x2b/E=";
+    hash = "sha256-YFD8M5TG6VtLRX04R3u0jtYDDlaK32D4ArWxS6x2b/E=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/pytest-dependency/default.nix b/pkgs/development/python-modules/pytest-dependency/default.nix
index 91e59bf903643..8cecd7f7f0bd2 100644
--- a/pkgs/development/python-modules/pytest-dependency/default.nix
+++ b/pkgs/development/python-modules/pytest-dependency/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     # Fix build with pytest >= 6.2.0, https://github.com/RKrahl/pytest-dependency/pull/51
     (fetchpatch {
       url = "https://github.com/RKrahl/pytest-dependency/commit/0930889a13e2b9baa7617f05dc9b55abede5209d.patch";
-      sha256 = "sha256-xRreoIz8+yW0mAUb4FvKVlPjALzMAZDmdpbmDKRISE0=";
+      hash = "sha256-xRreoIz8+yW0mAUb4FvKVlPjALzMAZDmdpbmDKRISE0=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pytest-html/default.nix b/pkgs/development/python-modules/pytest-html/default.nix
index dea7f772f78f4..f5b20cb1b508f 100644
--- a/pkgs/development/python-modules/pytest-html/default.nix
+++ b/pkgs/development/python-modules/pytest-html/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xOL0uwv/xDf1GtIXSoo+cd+Bu8L2iUYE5gSvGPvmh8M=";
+    hash = "sha256-xOL0uwv/xDf1GtIXSoo+cd+Bu8L2iUYE5gSvGPvmh8M=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/pytest-localserver/default.nix b/pkgs/development/python-modules/pytest-localserver/default.nix
index 8aaf5ea47b6b5..23ac11d84ad0a 100644
--- a/pkgs/development/python-modules/pytest-localserver/default.nix
+++ b/pkgs/development/python-modules/pytest-localserver/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-53tGVVy0OJMdIZxUvPn1lTwEB9ZFQ2pgK1cwur/T/js=";
+    hash = "sha256-53tGVVy0OJMdIZxUvPn1lTwEB9ZFQ2pgK1cwur/T/js=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pytest-mpl/default.nix b/pkgs/development/python-modules/pytest-mpl/default.nix
index 6f7ccd02e9928..26cf78d0f785c 100644
--- a/pkgs/development/python-modules/pytest-mpl/default.nix
+++ b/pkgs/development/python-modules/pytest-mpl/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-LVcWgRJOj/X04rnA0EfTfQSZ1rbY8vSaG1DN2ZMQRGk=";
+    hash = "sha256-LVcWgRJOj/X04rnA0EfTfQSZ1rbY8vSaG1DN2ZMQRGk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pytest-mypy/default.nix b/pkgs/development/python-modules/pytest-mypy/default.nix
index e4d368bf61d49..5e869b9a06ecc 100644
--- a/pkgs/development/python-modules/pytest-mypy/default.nix
+++ b/pkgs/development/python-modules/pytest-mypy/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+EWPZCMj8Toso+LmFQn3dnlmtSe02K3M1QMsPntP09s=";
+    hash = "sha256-+EWPZCMj8Toso+LmFQn3dnlmtSe02K3M1QMsPntP09s=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/pytest-order/default.nix b/pkgs/development/python-modules/pytest-order/default.nix
index 46ba61cef6ea9..157d9e8044219 100644
--- a/pkgs/development/python-modules/pytest-order/default.nix
+++ b/pkgs/development/python-modules/pytest-order/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Xda5KfvX6qbQ7gdYb2XGI7q7Cv5ytIQ8XxUFXWs7Gx8=";
+    hash = "sha256-Xda5KfvX6qbQ7gdYb2XGI7q7Cv5ytIQ8XxUFXWs7Gx8=";
   };
 
   buildInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pytest-param-files/default.nix b/pkgs/development/python-modules/pytest-param-files/default.nix
index 0cbdcf92dd493..bf629cc356abc 100644
--- a/pkgs/development/python-modules/pytest-param-files/default.nix
+++ b/pkgs/development/python-modules/pytest-param-files/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "chrisjsewell";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-Q7wWoggJN2w2a2umQHx5TsVcugqpovBEtOKruNMZQ8A=";
+    hash = "sha256-Q7wWoggJN2w2a2umQHx5TsVcugqpovBEtOKruNMZQ8A=";
   };
 
   format = "flit";
diff --git a/pkgs/development/python-modules/pytest-plt/default.nix b/pkgs/development/python-modules/pytest-plt/default.nix
index b1546e368480c..4893635c220ea 100644
--- a/pkgs/development/python-modules/pytest-plt/default.nix
+++ b/pkgs/development/python-modules/pytest-plt/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IkTNlierFXIG9WSVUfVoirfQ6z7JOYlCaa5NhnBSuxc=";
+    hash = "sha256-IkTNlierFXIG9WSVUfVoirfQ6z7JOYlCaa5NhnBSuxc=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/pytest-pylint/default.nix b/pkgs/development/python-modules/pytest-pylint/default.nix
index 11b91e191aff4..0656175a08896 100644
--- a/pkgs/development/python-modules/pytest-pylint/default.nix
+++ b/pkgs/development/python-modules/pytest-pylint/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2I6DwQI8ZBVIqew1Z3B87udhZjKphq8TNCbUp00GaTI=";
+    hash = "sha256-2I6DwQI8ZBVIqew1Z3B87udhZjKphq8TNCbUp00GaTI=";
   };
 
   nativeBuildInputs = [ pytest-runner ];
diff --git a/pkgs/development/python-modules/pytest-quickcheck/default.nix b/pkgs/development/python-modules/pytest-quickcheck/default.nix
index 0a7c1907635f7..16f85581cabf6 100644
--- a/pkgs/development/python-modules/pytest-quickcheck/default.nix
+++ b/pkgs/development/python-modules/pytest-quickcheck/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UFF8ldnaImXU6al4kGjf720mbwXE6Nut9VlvNVrMVoY=";
+    hash = "sha256-UFF8ldnaImXU6al4kGjf720mbwXE6Nut9VlvNVrMVoY=";
   };
 
   buildInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pytest-raisin/default.nix b/pkgs/development/python-modules/pytest-raisin/default.nix
index 1dc250da2ac71..2b3860c93f946 100644
--- a/pkgs/development/python-modules/pytest-raisin/default.nix
+++ b/pkgs/development/python-modules/pytest-raisin/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "wimglenn";
     repo = "pytest-raisin";
     rev = "v${version}";
-    sha256 = "sha256-BI0SWy671DYDTPH4iO811ku6SzpH4ho7eQFUA8PmxW8=";
+    hash = "sha256-BI0SWy671DYDTPH4iO811ku6SzpH4ho7eQFUA8PmxW8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pytest-random-order/default.nix b/pkgs/development/python-modules/pytest-random-order/default.nix
index 223024fe6451e..153bd7da3a7e1 100644
--- a/pkgs/development/python-modules/pytest-random-order/default.nix
+++ b/pkgs/development/python-modules/pytest-random-order/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2+beu5NTp6+YTMnt2+s1d91Nu8wVKaeePSH2jtm0VgU=";
+    hash = "sha256-2+beu5NTp6+YTMnt2+s1d91Nu8wVKaeePSH2jtm0VgU=";
   };
 
   disabled = pythonOlder "3.5";
diff --git a/pkgs/development/python-modules/pytest-regressions/default.nix b/pkgs/development/python-modules/pytest-regressions/default.nix
index a4f33995a1f35..a9e56d3c43e28 100644
--- a/pkgs/development/python-modules/pytest-regressions/default.nix
+++ b/pkgs/development/python-modules/pytest-regressions/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6riee6SqM5vf4HsxBH6OanCx54RudKi7/DGliNAecwM=";
+    hash = "sha256-6riee6SqM5vf4HsxBH6OanCx54RudKi7/DGliNAecwM=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/pytest-runner/default.nix b/pkgs/development/python-modules/pytest-runner/default.nix
index baca23d774913..ddea7f405bcff 100644
--- a/pkgs/development/python-modules/pytest-runner/default.nix
+++ b/pkgs/development/python-modules/pytest-runner/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tNhTYu0ptMNIZ43nl99Djw8FCUl924xkcJbAKm2HtoU=";
+    hash = "sha256-tNhTYu0ptMNIZ43nl99Djw8FCUl924xkcJbAKm2HtoU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pytest-sanic/default.nix b/pkgs/development/python-modules/pytest-sanic/default.nix
index ae907034a7fa9..a62bd2ada95ff 100644
--- a/pkgs/development/python-modules/pytest-sanic/default.nix
+++ b/pkgs/development/python-modules/pytest-sanic/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "yunstanford";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-82Xq/jyxTXyZVHqn7G+S9K++InDdORCO9oFqgaIgY7s=";
+    hash = "sha256-82Xq/jyxTXyZVHqn7G+S9K++InDdORCO9oFqgaIgY7s=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/pytest-snapshot/default.nix b/pkgs/development/python-modules/pytest-snapshot/default.nix
index 707c002380cae..72936dff17204 100644
--- a/pkgs/development/python-modules/pytest-snapshot/default.nix
+++ b/pkgs/development/python-modules/pytest-snapshot/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "joseph-roitman";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-0PZu9wL29iEppLxxbl4D0E4WfOHe61KUUld003cRBRU=";
+    hash = "sha256-0PZu9wL29iEppLxxbl4D0E4WfOHe61KUUld003cRBRU=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/pytest-subtesthack/default.nix b/pkgs/development/python-modules/pytest-subtesthack/default.nix
index 6981fcb454f29..775b3cc55251c 100644
--- a/pkgs/development/python-modules/pytest-subtesthack/default.nix
+++ b/pkgs/development/python-modules/pytest-subtesthack/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-67UEIDycAf3TedKvp0dofct7HtG+H8DD9Tmy3oEnYgA=";
+    hash = "sha256-67UEIDycAf3TedKvp0dofct7HtG+H8DD9Tmy3oEnYgA=";
   };
 
   buildInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pytest-subtests/default.nix b/pkgs/development/python-modules/pytest-subtests/default.nix
index bf51130bde646..0da33a770068f 100644
--- a/pkgs/development/python-modules/pytest-subtests/default.nix
+++ b/pkgs/development/python-modules/pytest-subtests/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2ZYaZ8F5HoweMtznpw7R5U87HmQQh/IJTy03CHq3+xc=";
+    hash = "sha256-2ZYaZ8F5HoweMtznpw7R5U87HmQQh/IJTy03CHq3+xc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pytest-sugar/default.nix b/pkgs/development/python-modules/pytest-sugar/default.nix
index a738aacaca5df..16f2acda862ba 100644
--- a/pkgs/development/python-modules/pytest-sugar/default.nix
+++ b/pkgs/development/python-modules/pytest-sugar/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xHk0lfPDLhFPD1QWKQlGwxbrlq1aNoTc2t2pJn5Zsrg=";
+    hash = "sha256-xHk0lfPDLhFPD1QWKQlGwxbrlq1aNoTc2t2pJn5Zsrg=";
   };
 
   buildInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/pytest-timeout/default.nix b/pkgs/development/python-modules/pytest-timeout/default.nix
index b41c6f173fb7c..77c8c0cf226e5 100644
--- a/pkgs/development/python-modules/pytest-timeout/default.nix
+++ b/pkgs/development/python-modules/pytest-timeout/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wHygdATGEvirviIpSyPDaOLlEEtSHBeQGVVh834aw9k=";
+    hash = "sha256-wHygdATGEvirviIpSyPDaOLlEEtSHBeQGVVh834aw9k=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/pytest-xprocess/default.nix b/pkgs/development/python-modules/pytest-xprocess/default.nix
index acb3b5998dc7c..734acd5f8f4e3 100644
--- a/pkgs/development/python-modules/pytest-xprocess/default.nix
+++ b/pkgs/development/python-modules/pytest-xprocess/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WZ7iW5OOjyWeGNnFtNY4SIT4pqKMpR7tMtDZUmvc93w=";
+    hash = "sha256-WZ7iW5OOjyWeGNnFtNY4SIT4pqKMpR7tMtDZUmvc93w=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/python-awair/default.nix b/pkgs/development/python-modules/python-awair/default.nix
index a3de0366c4380..fb65b6f848bc7 100644
--- a/pkgs/development/python-modules/python-awair/default.nix
+++ b/pkgs/development/python-modules/python-awair/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "ahayworth";
     repo = "python_awair";
     rev = version;
-    sha256 = "sha256-zdZyA6adM4bfEYupdZl7CzMjwyfRkQBrntNh0MusynE=";
+    hash = "sha256-zdZyA6adM4bfEYupdZl7CzMjwyfRkQBrntNh0MusynE=";
   };
 
   nativeBuildInputs = [ poetry-core ];
diff --git a/pkgs/development/python-modules/python-barcode/default.nix b/pkgs/development/python-modules/python-barcode/default.nix
index dc54f7075fdcc..5e97286bd483f 100644
--- a/pkgs/development/python-modules/python-barcode/default.nix
+++ b/pkgs/development/python-modules/python-barcode/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JBs0qlxctqmImIL5QJsBgpA6LF0ZtCGL42Cc271f/fk=";
+    hash = "sha256-JBs0qlxctqmImIL5QJsBgpA6LF0ZtCGL42Cc271f/fk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-cinderclient/default.nix b/pkgs/development/python-modules/python-cinderclient/default.nix
index 164f2046c6951..d4ef03912005a 100644
--- a/pkgs/development/python-modules/python-cinderclient/default.nix
+++ b/pkgs/development/python-modules/python-cinderclient/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mmqjD+/0jAwP0Yjm1RUNvdkeP9WxDS2514uYEqsUr4g=";
+    hash = "sha256-mmqjD+/0jAwP0Yjm1RUNvdkeP9WxDS2514uYEqsUr4g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-codon-tables/default.nix b/pkgs/development/python-modules/python-codon-tables/default.nix
index 715a982d9fe21..a3a5397c96c9c 100644
--- a/pkgs/development/python-modules/python-codon-tables/default.nix
+++ b/pkgs/development/python-modules/python-codon-tables/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "python_codon_tables";
     inherit version;
-    sha256 = "sha256-pzPoR55nU8ObPv1iIE52qpqD5xGdYLm1uG3nCD6I46Y=";
+    hash = "sha256-pzPoR55nU8ObPv1iIE52qpqD5xGdYLm1uG3nCD6I46Y=";
   };
 
   # no tests in tarball
diff --git a/pkgs/development/python-modules/python-crfsuite/default.nix b/pkgs/development/python-modules/python-crfsuite/default.nix
index 2e811525c3795..2efaa484fd74d 100644
--- a/pkgs/development/python-modules/python-crfsuite/default.nix
+++ b/pkgs/development/python-modules/python-crfsuite/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-yqYmHWlVRmdW+Ya3/PvU/VBiKWPjvbXMGAwSnGKzp20=";
+    hash = "sha256-yqYmHWlVRmdW+Ya3/PvU/VBiKWPjvbXMGAwSnGKzp20=";
   };
 
   preCheck = ''
diff --git a/pkgs/development/python-modules/python-daemon/default.nix b/pkgs/development/python-modules/python-daemon/default.nix
index 4e67546fad7b8..6b49888143ec3 100644
--- a/pkgs/development/python-modules/python-daemon/default.nix
+++ b/pkgs/development/python-modules/python-daemon/default.nix
@@ -43,11 +43,11 @@ buildPythonPackage rec {
     # Should be fixed in the next release
     (fetchpatch {
       url = "https://src.fedoraproject.org/rpms/python-daemon/raw/rawhide/f/python-daemon-safe_hasattr.patch";
-      sha256 = "sha256-p5epAlM/sdel01oZkSI1vahUZYX8r90WCJuvBnfMaus=";
+      hash = "sha256-p5epAlM/sdel01oZkSI1vahUZYX8r90WCJuvBnfMaus=";
     })
     (fetchpatch {
       url = "https://src.fedoraproject.org/rpms/python-daemon/raw/rawhide/f/tests-remove-duplicate-mocking.patch";
-      sha256 = "sha256-5b/dFR3Z8xaPw8AZU95apDZd4ZfmMQhAmavWkVaJog8=";
+      hash = "sha256-5b/dFR3Z8xaPw8AZU95apDZd4ZfmMQhAmavWkVaJog8=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/python-datemath/default.nix b/pkgs/development/python-modules/python-datemath/default.nix
index 9da7ed1c5a97c..3c12e92b9036f 100644
--- a/pkgs/development/python-modules/python-datemath/default.nix
+++ b/pkgs/development/python-modules/python-datemath/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "nickmaccarthy";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-WVWGhyBguE1+KEMQu0N5QxO7IC4rPEJ/2L3VWUCQNi4=";
+    hash = "sha256-WVWGhyBguE1+KEMQu0N5QxO7IC4rPEJ/2L3VWUCQNi4=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/python-dbusmock/default.nix b/pkgs/development/python-modules/python-dbusmock/default.nix
index 6aee94e279f3e..f350f6df619b3 100644
--- a/pkgs/development/python-modules/python-dbusmock/default.nix
+++ b/pkgs/development/python-modules/python-dbusmock/default.nix
@@ -26,7 +26,7 @@ in buildPythonPackage rec {
     owner = "martinpitt";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-AxRgoXPiFFFHQSj5/jU55hwWzHtutfjmD2IKGxYwd0A=";
+    hash = "sha256-AxRgoXPiFFFHQSj5/jU55hwWzHtutfjmD2IKGxYwd0A=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/python-didl-lite/default.nix b/pkgs/development/python-modules/python-didl-lite/default.nix
index 4ea41cf68a765..f808efe2c1310 100644
--- a/pkgs/development/python-modules/python-didl-lite/default.nix
+++ b/pkgs/development/python-modules/python-didl-lite/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "StevenLooman";
     repo = pname;
     rev = version;
-    sha256 = "sha256-laKmWGDEzlBVJCUSKxekjPEXVlAz4MIzM7dNJfta/ek=";
+    hash = "sha256-laKmWGDEzlBVJCUSKxekjPEXVlAz4MIzM7dNJfta/ek=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-dotenv/default.nix b/pkgs/development/python-modules/python-dotenv/default.nix
index 7c18f084e9eab..e98e7baac2d54 100644
--- a/pkgs/development/python-modules/python-dotenv/default.nix
+++ b/pkgs/development/python-modules/python-dotenv/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qN+WA0qubS1QpOvoIWMmxhw+tkg2d2UE/MpBDlk3o7o=";
+    hash = "sha256-qN+WA0qubS1QpOvoIWMmxhw+tkg2d2UE/MpBDlk3o7o=";
   };
 
   propagatedBuildInputs = [ click ];
diff --git a/pkgs/development/python-modules/python-gammu/default.nix b/pkgs/development/python-modules/python-gammu/default.nix
index 23ad1ac8b548a..4fb5e259329af 100644
--- a/pkgs/development/python-modules/python-gammu/default.nix
+++ b/pkgs/development/python-modules/python-gammu/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "gammu";
     repo = pname;
     rev = version;
-    sha256 = "sha256-lFQBrKWwdvUScwsBva08izZVeVDn1u+ldzixtL9YTpA=";
+    hash = "sha256-lFQBrKWwdvUScwsBva08izZVeVDn1u+ldzixtL9YTpA=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/python-gnupg/default.nix b/pkgs/development/python-modules/python-gnupg/default.nix
index 1bf1431da11ec..156d2270d8e44 100644
--- a/pkgs/development/python-modules/python-gnupg/default.nix
+++ b/pkgs/development/python-modules/python-gnupg/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-cHWOOH/A4MS628s5T2GsvmizSXCo/tfg98iUaf4XkSo=";
+    hash = "sha256-cHWOOH/A4MS628s5T2GsvmizSXCo/tfg98iUaf4XkSo=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/python-gvm/default.nix b/pkgs/development/python-modules/python-gvm/default.nix
index 4310b767aade7..c8171d9e312e7 100644
--- a/pkgs/development/python-modules/python-gvm/default.nix
+++ b/pkgs/development/python-modules/python-gvm/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "greenbone";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-6EmmiJjadC6zJM4+HhL8w2Xw1p7pG5LI0TS53bH61Tc=";
+    hash = "sha256-6EmmiJjadC6zJM4+HhL8w2Xw1p7pG5LI0TS53bH61Tc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/python-hglib/default.nix b/pkgs/development/python-modules/python-hglib/default.nix
index 41f25d8f7093e..b7492239382fd 100644
--- a/pkgs/development/python-modules/python-hglib/default.nix
+++ b/pkgs/development/python-modules/python-hglib/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sYvR7VPJDuV9VxTWata7crZOkw1K7KmDCJLAi7KNpgg=";
+    hash = "sha256-sYvR7VPJDuV9VxTWata7crZOkw1K7KmDCJLAi7KNpgg=";
   };
 
   nativeCheckInputs = [ mercurial nose ];
diff --git a/pkgs/development/python-modules/python-hosts/default.nix b/pkgs/development/python-modules/python-hosts/default.nix
index 1a9757dfc2c8b..846361aa064cf 100644
--- a/pkgs/development/python-modules/python-hosts/default.nix
+++ b/pkgs/development/python-modules/python-hosts/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4SAXjx5pRDhv4YVUgrUttyUa5izpYqpDKiiGJc2y8V0=";
+    hash = "sha256-4SAXjx5pRDhv4YVUgrUttyUa5izpYqpDKiiGJc2y8V0=";
   };
 
   # win_inet_pton is required for windows support
diff --git a/pkgs/development/python-modules/python-http-client/default.nix b/pkgs/development/python-modules/python-http-client/default.nix
index 2223a5db93400..f2ecd21458465 100644
--- a/pkgs/development/python-modules/python-http-client/default.nix
+++ b/pkgs/development/python-modules/python-http-client/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "sendgrid";
     repo = "python-http-client";
     rev = version;
-    sha256 = "sha256-8Qs5Jw0LMV2UucLnlFKJQ2PUhYaQx6uJdIV/4gaPH3w=";
+    hash = "sha256-8Qs5Jw0LMV2UucLnlFKJQ2PUhYaQx6uJdIV/4gaPH3w=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/python-ipmi/default.nix b/pkgs/development/python-modules/python-ipmi/default.nix
index 68bcd7434d05b..22ccc599ebdbb 100644
--- a/pkgs/development/python-modules/python-ipmi/default.nix
+++ b/pkgs/development/python-modules/python-ipmi/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "kontron";
     repo = pname;
     rev = version;
-    sha256 = "sha256-IXEq3d1nXGEndciQw2MJ1Abc0vmEYez+k6aWGSWEzWA=";
+    hash = "sha256-IXEq3d1nXGEndciQw2MJ1Abc0vmEYez+k6aWGSWEzWA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-ironicclient/default.nix b/pkgs/development/python-modules/python-ironicclient/default.nix
index 193717d6d83e3..9d3823957d87c 100644
--- a/pkgs/development/python-modules/python-ironicclient/default.nix
+++ b/pkgs/development/python-modules/python-ironicclient/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-yYmzZuwZSasN6g6Bosivexe5oOy3dP+l/cD5TkXC87g=";
+    hash = "sha256-yYmzZuwZSasN6g6Bosivexe5oOy3dP+l/cD5TkXC87g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-jose/default.nix b/pkgs/development/python-modules/python-jose/default.nix
index dd3d56c6c3eb6..68150935da96a 100644
--- a/pkgs/development/python-modules/python-jose/default.nix
+++ b/pkgs/development/python-modules/python-jose/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "mpdavis";
     repo = pname;
     rev = version;
-    sha256 = "sha256-6VGC6M5oyGCOiXcYp6mpyhL+JlcYZKIqOQU9Sm/TkKM=";
+    hash = "sha256-6VGC6M5oyGCOiXcYp6mpyhL+JlcYZKIqOQU9Sm/TkKM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-json-logger/default.nix b/pkgs/development/python-modules/python-json-logger/default.nix
index 6c326372dd1ff..603bc629e5ac6 100644
--- a/pkgs/development/python-modules/python-json-logger/default.nix
+++ b/pkgs/development/python-modules/python-json-logger/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-I+fsAtNCN8WqHimgcBk6Tqh1g7tOf4/QbT3oJkxLLhw=";
+    hash = "sha256-I+fsAtNCN8WqHimgcBk6Tqh1g7tOf4/QbT3oJkxLLhw=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/python-jwt/default.nix b/pkgs/development/python-modules/python-jwt/default.nix
index 43ff058149652..7e21b4f45a214 100644
--- a/pkgs/development/python-modules/python-jwt/default.nix
+++ b/pkgs/development/python-modules/python-jwt/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "GehirnInc";
     repo = "python-jwt";
     rev = "v${version}";
-    sha256 = "sha256-N1J8yBVX/O+92cRp+q2gA2cFsd+C7JjUR9jo0VGoINg=";
+    hash = "sha256-N1J8yBVX/O+92cRp+q2gA2cFsd+C7JjUR9jo0VGoINg=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/python-kasa/default.nix b/pkgs/development/python-modules/python-kasa/default.nix
index e348b2b80b0ea..ab7ae435f56e1 100644
--- a/pkgs/development/python-modules/python-kasa/default.nix
+++ b/pkgs/development/python-modules/python-kasa/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-vp2r842f9A2lEFLhUcHyGZavAWT4Ke9mH+FAlGucdqo=";
+    hash = "sha256-vp2r842f9A2lEFLhUcHyGZavAWT4Ke9mH+FAlGucdqo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/python-linux-procfs/default.nix b/pkgs/development/python-modules/python-linux-procfs/default.nix
index 702be64075ae7..4c025b1add9cf 100644
--- a/pkgs/development/python-modules/python-linux-procfs/default.nix
+++ b/pkgs/development/python-modules/python-linux-procfs/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchgit {
     url = "https://git.kernel.org/pub/scm/libs/python/${pname}/${pname}.git";
     rev = "v${version}";
-    sha256 = "sha256-PPgMlL9oj4HYUsr444ZrGo1LSZBl9hL5SE98IASUpbc=";
+    hash = "sha256-PPgMlL9oj4HYUsr444ZrGo1LSZBl9hL5SE98IASUpbc=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/python-logstash/default.nix b/pkgs/development/python-modules/python-logstash/default.nix
index 7930dcd33e0a5..3f281d9696ecd 100644
--- a/pkgs/development/python-modules/python-logstash/default.nix
+++ b/pkgs/development/python-modules/python-logstash/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-0E4c4R7MEH5KTzuAf8V9loEelkpVQIGzu7RHMvdO9fk=";
+    hash = "sha256-0E4c4R7MEH5KTzuAf8V9loEelkpVQIGzu7RHMvdO9fk=";
   };
 
   # no tests
diff --git a/pkgs/development/python-modules/python-louvain/default.nix b/pkgs/development/python-modules/python-louvain/default.nix
index 36c973db74db1..214ebf60a309a 100644
--- a/pkgs/development/python-modules/python-louvain/default.nix
+++ b/pkgs/development/python-modules/python-louvain/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-t7ot9QAv0o0+54mklTK6rRH+ZI5PIRfPB5jnUgodpWs=";
+    hash = "sha256-t7ot9QAv0o0+54mklTK6rRH+ZI5PIRfPB5jnUgodpWs=";
   };
 
   patches = [
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "fix-karate-test-networkx-2.7.patch";
       url = "https://github.com/taynaud/python-louvain/pull/95/commits/c95d767e72f580cb15319fe08d72d87c9976640b.patch";
-      sha256 = "sha256-9oJ9YvKl2sI8oGhfyauNS+HT4kXsDt0L8S2owluWdj0=";
+      hash = "sha256-9oJ9YvKl2sI8oGhfyauNS+HT4kXsDt0L8S2owluWdj0=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/python-lsp-black/default.nix b/pkgs/development/python-modules/python-lsp-black/default.nix
index 86a6995f05706..67e242f495146 100644
--- a/pkgs/development/python-modules/python-lsp-black/default.nix
+++ b/pkgs/development/python-modules/python-lsp-black/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "python-lsp";
     repo = "python-lsp-black";
     rev = "v${version}";
-    sha256 = "sha256-qNA6Bj1VI0YEtRuvcMQZGWakQNNrJ2PqhozrLmQHPAg=";
+    hash = "sha256-qNA6Bj1VI0YEtRuvcMQZGWakQNNrJ2PqhozrLmQHPAg=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/python-magic/default.nix b/pkgs/development/python-modules/python-magic/default.nix
index 358a647d52d94..f90591a7fbffb 100644
--- a/pkgs/development/python-modules/python-magic/default.nix
+++ b/pkgs/development/python-modules/python-magic/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "ahupp";
     repo = "python-magic";
     rev = version;
-    sha256 = "sha256-fZ+5xJ3P0EYK+6rQ8VzXv2zckKfEH5VUdISIR6ybIfQ=";
+    hash = "sha256-fZ+5xJ3P0EYK+6rQ8VzXv2zckKfEH5VUdISIR6ybIfQ=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/python-mapnik/default.nix b/pkgs/development/python-modules/python-mapnik/default.nix
index 4716177f51ce1..8c623f286f140 100644
--- a/pkgs/development/python-modules/python-mapnik/default.nix
+++ b/pkgs/development/python-modules/python-mapnik/default.nix
@@ -42,7 +42,7 @@ buildPythonPackage rec {
     # https://github.com/mapnik/python-mapnik/issues/239
     (fetchpatch {
       url = "https://github.com/koordinates/python-mapnik/commit/318b1edac16f48a7f21902c192c1dd86f6210a44.patch";
-      sha256 = "sha256-cfU8ZqPPGCqoHEyGvJ8Xy/bGpbN2vSDct6A3N5+I8xM=";
+      hash = "sha256-cfU8ZqPPGCqoHEyGvJ8Xy/bGpbN2vSDct6A3N5+I8xM=";
     })
     ./find-pycairo-with-pkg-config.patch
     # python-mapnik seems to depend on having the mapnik src directory
diff --git a/pkgs/development/python-modules/python-mpv-jsonipc/default.nix b/pkgs/development/python-modules/python-mpv-jsonipc/default.nix
index 0dfe135814331..4834b6bd9aa79 100644
--- a/pkgs/development/python-modules/python-mpv-jsonipc/default.nix
+++ b/pkgs/development/python-modules/python-mpv-jsonipc/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "iwalton3";
     repo = "python-mpv-jsonipc";
     rev = "v${version}";
-    sha256 = "sha256-W9TNtbRhQmwZXhi0TJIDkZRtWhi92/iwL056YIcWnLM=";
+    hash = "sha256-W9TNtbRhQmwZXhi0TJIDkZRtWhi92/iwL056YIcWnLM=";
   };
 
   # 'mpv-jsonipc' does not have any tests
diff --git a/pkgs/development/python-modules/python-mystrom/default.nix b/pkgs/development/python-modules/python-mystrom/default.nix
index 4f3a39d5b78d4..e269ccc121da0 100644
--- a/pkgs/development/python-modules/python-mystrom/default.nix
+++ b/pkgs/development/python-modules/python-mystrom/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Kqv5rUdwkynOzssID77gVYyzs0CDR/bUWh6zpt5zOP8=";
+    hash = "sha256-Kqv5rUdwkynOzssID77gVYyzs0CDR/bUWh6zpt5zOP8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-nmap/default.nix b/pkgs/development/python-modules/python-nmap/default.nix
index 1cb3559b049b4..a68794af5a4d2 100644
--- a/pkgs/development/python-modules/python-nmap/default.nix
+++ b/pkgs/development/python-modules/python-nmap/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-91r2uR3Y47DDH4adsyFj9iraaGlF5bfCX4S8D3+tO2Q=";
+    hash = "sha256-91r2uR3Y47DDH4adsyFj9iraaGlF5bfCX4S8D3+tO2Q=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-nomad/default.nix b/pkgs/development/python-modules/python-nomad/default.nix
index ffd93a2e28f03..e7e191c7280be 100644
--- a/pkgs/development/python-modules/python-nomad/default.nix
+++ b/pkgs/development/python-modules/python-nomad/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VpngJvm9eK60lPeFIbjnTwzWWoJ9tRBDYP5SghDMbAg=";
+    hash = "sha256-VpngJvm9eK60lPeFIbjnTwzWWoJ9tRBDYP5SghDMbAg=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/python-opendata-transport/default.nix b/pkgs/development/python-modules/python-opendata-transport/default.nix
index 01733dece385d..b633848e649e4 100644
--- a/pkgs/development/python-modules/python-opendata-transport/default.nix
+++ b/pkgs/development/python-modules/python-opendata-transport/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "python_opendata_transport";
     inherit version;
-    sha256 = "sha256-CpzMMp2C3UOiUna9EcUucD/PKv7AZlkaU8QJfWntoi8=";
+    hash = "sha256-CpzMMp2C3UOiUna9EcUucD/PKv7AZlkaU8QJfWntoi8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-openstackclient/default.nix b/pkgs/development/python-modules/python-openstackclient/default.nix
index 8e0317dbc6d54..fafdf3c004504 100644
--- a/pkgs/development/python-modules/python-openstackclient/default.nix
+++ b/pkgs/development/python-modules/python-openstackclient/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7ZF5GFG/eQmvQYnVmaV8iWYPhWldJPPumlZloeJkNLg=";
+    hash = "sha256-7ZF5GFG/eQmvQYnVmaV8iWYPhWldJPPumlZloeJkNLg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/python-osc/default.nix b/pkgs/development/python-modules/python-osc/default.nix
index 8c6fc7cc3d54c..27a5a084fa459 100644
--- a/pkgs/development/python-modules/python-osc/default.nix
+++ b/pkgs/development/python-modules/python-osc/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-69a3z4rjhzgPSOnW1zabrRwXahr2YI79eIi1C08OdK0=";
+    hash = "sha256-69a3z4rjhzgPSOnW1zabrRwXahr2YI79eIi1C08OdK0=";
   };
 
   pythonImportsCheck = [ "pythonosc" ];
diff --git a/pkgs/development/python-modules/python-pae/default.nix b/pkgs/development/python-modules/python-pae/default.nix
index 92c7bd2cfb3ea..73456cbd8f559 100644
--- a/pkgs/development/python-modules/python-pae/default.nix
+++ b/pkgs/development/python-modules/python-pae/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "MatthiasValvekens";
     repo = "python-pae";
     rev = version;
-    sha256 = "sha256-D0X2T0ze79KR6Gno4UWpA/XvlkK6Y/jXUtLbzlOKr3E=";
+    hash = "sha256-D0X2T0ze79KR6Gno4UWpA/XvlkK6Y/jXUtLbzlOKr3E=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/python-pam/default.nix b/pkgs/development/python-modules/python-pam/default.nix
index b19d2c623d0c4..22dcf9e467b8a 100644
--- a/pkgs/development/python-modules/python-pam/default.nix
+++ b/pkgs/development/python-modules/python-pam/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "FirefighterBlu3";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-MR9LYXtkbltAmn7yoyyKZn4yMHyh3rj/i/pA8nJy2xU=";
+    hash = "sha256-MR9LYXtkbltAmn7yoyyKZn4yMHyh3rj/i/pA8nJy2xU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/python-pidfile/default.nix b/pkgs/development/python-modules/python-pidfile/default.nix
index 6626f0b77b3c6..f2ba27897b461 100644
--- a/pkgs/development/python-modules/python-pidfile/default.nix
+++ b/pkgs/development/python-modules/python-pidfile/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-HhCX30G8dfV0WZ/++J6LIO/xvfyRkdPtJkzC2ulUKdA=";
+    hash = "sha256-HhCX30G8dfV0WZ/++J6LIO/xvfyRkdPtJkzC2ulUKdA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-sat/default.nix b/pkgs/development/python-modules/python-sat/default.nix
index bcffe6f865c1c..d7f62a49f12ff 100644
--- a/pkgs/development/python-modules/python-sat/default.nix
+++ b/pkgs/development/python-modules/python-sat/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "pysathq";
     repo = "pysat";
     rev = version;
-    sha256 = "sha256-zGdgD+SgoMB7/zDQI/trmV70l91TB7OkDxaJ30W3dkI=";
+    hash = "sha256-zGdgD+SgoMB7/zDQI/trmV70l91TB7OkDxaJ30W3dkI=";
   };
 
   propagatedBuildInputs = [ six pypblib ];
diff --git a/pkgs/development/python-modules/python-smarttub/default.nix b/pkgs/development/python-modules/python-smarttub/default.nix
index 91a1ccb7e48bc..59d3058b1757f 100644
--- a/pkgs/development/python-modules/python-smarttub/default.nix
+++ b/pkgs/development/python-modules/python-smarttub/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "mdz";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-BGG5SQfVxhp6ID2Ob+afm75cInVixSPD5012K4HwthU=";
+    hash = "sha256-BGG5SQfVxhp6ID2Ob+afm75cInVixSPD5012K4HwthU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-snappy/default.nix b/pkgs/development/python-modules/python-snappy/default.nix
index 28c06ea3d04d4..48528adf2becc 100644
--- a/pkgs/development/python-modules/python-snappy/default.nix
+++ b/pkgs/development/python-modules/python-snappy/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-tqEHqwYgasxTWdTFYyvZsi1EhwKnmzFpsMYuD7gIuyo=";
+    hash = "sha256-tqEHqwYgasxTWdTFYyvZsi1EhwKnmzFpsMYuD7gIuyo=";
   };
 
   buildInputs = [ snappy ];
diff --git a/pkgs/development/python-modules/python-string-utils/default.nix b/pkgs/development/python-modules/python-string-utils/default.nix
index 1185959f0c6f5..d0164062b90bf 100644
--- a/pkgs/development/python-modules/python-string-utils/default.nix
+++ b/pkgs/development/python-modules/python-string-utils/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3PkGCwPwdkfApgNAjciwP4B/O1SgXG4Z6xRGAlb6wMs=";
+    hash = "sha256-3PkGCwPwdkfApgNAjciwP4B/O1SgXG4Z6xRGAlb6wMs=";
   };
 
   pythonImportsCheck = ["string_utils"];
diff --git a/pkgs/development/python-modules/python-tado/default.nix b/pkgs/development/python-modules/python-tado/default.nix
index 4aa201469a3ef..2e518b6eced95 100644
--- a/pkgs/development/python-modules/python-tado/default.nix
+++ b/pkgs/development/python-modules/python-tado/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "wmalgadey";
     repo = "PyTado";
     rev = version;
-    sha256 = "sha256-n+H6H2ORLizv9cn1P5Cd8wHDWMNonPrs+x+XMQbEzZQ=";
+    hash = "sha256-n+H6H2ORLizv9cn1P5Cd8wHDWMNonPrs+x+XMQbEzZQ=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/python-telegram/default.nix b/pkgs/development/python-modules/python-telegram/default.nix
index 0809a739be4f8..a79362a934224 100644
--- a/pkgs/development/python-modules/python-telegram/default.nix
+++ b/pkgs/development/python-modules/python-telegram/default.nix
@@ -15,14 +15,14 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Na2NIiVgYexKbEqjN58hfkgxwFdCTL7Z7D3WEhL4wXA=";
+    hash = "sha256-Na2NIiVgYexKbEqjN58hfkgxwFdCTL7Z7D3WEhL4wXA=";
   };
 
   patches = [
     # Search for the system library first, and fallback to the embedded one if the system was not found
     (fetchpatch {
       url = "https://github.com/alexander-akhmetov/python-telegram/commit/b0af0985910ebb8940cff1b92961387aad683287.patch";
-      sha256 = "sha256-ZqsntaiC2y9l034gXDMeD2BLO/RcsbBII8FomZ65/24=";
+      hash = "sha256-ZqsntaiC2y9l034gXDMeD2BLO/RcsbBII8FomZ65/24=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/python-trovo/default.nix b/pkgs/development/python-modules/python-trovo/default.nix
index b2f58f99f6447..6c443400d1c02 100644
--- a/pkgs/development/python-modules/python-trovo/default.nix
+++ b/pkgs/development/python-modules/python-trovo/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-g1RDHSNGbGT1G2ej7A8WzyR17FaNPySfsAuKbHddmtQ=";
+    hash = "sha256-g1RDHSNGbGT1G2ej7A8WzyR17FaNPySfsAuKbHddmtQ=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/python-vagrant/default.nix b/pkgs/development/python-modules/python-vagrant/default.nix
index b8ae4eba788c2..a9d585c777da1 100644
--- a/pkgs/development/python-modules/python-vagrant/default.nix
+++ b/pkgs/development/python-modules/python-vagrant/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qP6TzPL/N+zJXsL0nqdKkabOc6TbShapjdJtOXz9CeU=";
+    hash = "sha256-qP6TzPL/N+zJXsL0nqdKkabOc6TbShapjdJtOXz9CeU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/python-vipaccess/default.nix b/pkgs/development/python-modules/python-vipaccess/default.nix
index 58bf890921c17..a5a76bf45282c 100644
--- a/pkgs/development/python-modules/python-vipaccess/default.nix
+++ b/pkgs/development/python-modules/python-vipaccess/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vBFCRXwZ91C48GuOet2Obbo7gM02M2c9+7rhp0l6w54=";
+    hash = "sha256-vBFCRXwZ91C48GuOet2Obbo7gM02M2c9+7rhp0l6w54=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/python-whois/default.nix b/pkgs/development/python-modules/python-whois/default.nix
index 724884fe73b8d..0a52e0b25c3e5 100644
--- a/pkgs/development/python-modules/python-whois/default.nix
+++ b/pkgs/development/python-modules/python-whois/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-3TNtNRfqzip2iUBtt7uWraPF50MnQjFRru4+ZCJfYiA=";
+    hash = "sha256-3TNtNRfqzip2iUBtt7uWraPF50MnQjFRru4+ZCJfYiA=";
   };
 
   propagatedBuildInputs = [ future ];
diff --git a/pkgs/development/python-modules/python-zbar/default.nix b/pkgs/development/python-modules/python-zbar/default.nix
index 178b1899ef51f..4d85b26875cd7 100644
--- a/pkgs/development/python-modules/python-zbar/default.nix
+++ b/pkgs/development/python-modules/python-zbar/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "mchehab";
     repo = "zbar";
     rev = version;
-    sha256 = "sha256-FvV7TMc4JbOiRjWLka0IhtpGGqGm5fis7h870OmJw2U=";
+    hash = "sha256-FvV7TMc4JbOiRjWLka0IhtpGGqGm5fis7h870OmJw2U=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/python3-application/default.nix b/pkgs/development/python-modules/python3-application/default.nix
index 22cb820ea61ed..f4b162a14ab7a 100644
--- a/pkgs/development/python-modules/python3-application/default.nix
+++ b/pkgs/development/python-modules/python3-application/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "AGProjects";
     repo = pname;
     rev = "release-${version}";
-    sha256 = "sha256-XXAKp/RlBVs3KmcnuiexdYfxf0zt2A/DrsJzdC9I4vA=";
+    hash = "sha256-XXAKp/RlBVs3KmcnuiexdYfxf0zt2A/DrsJzdC9I4vA=";
   };
 
   propagatedBuildInputs = [ zope_interface twisted ];
diff --git a/pkgs/development/python-modules/python3-eventlib/default.nix b/pkgs/development/python-modules/python3-eventlib/default.nix
index 3c2413ff5943f..74abe970399c0 100644
--- a/pkgs/development/python-modules/python3-eventlib/default.nix
+++ b/pkgs/development/python-modules/python3-eventlib/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "AGProjects";
     repo = "python3-eventlib";
     rev = version;
-    sha256 = "sha256-LFW3rCGa7A8tk6SjgYgjkLQ+72GE2WN8wG+XkXYTAoQ=";
+    hash = "sha256-LFW3rCGa7A8tk6SjgYgjkLQ+72GE2WN8wG+XkXYTAoQ=";
   };
 
   propagatedBuildInputs = [ zope_interface twisted greenlet ];
diff --git a/pkgs/development/python-modules/python3-gnutls/default.nix b/pkgs/development/python-modules/python3-gnutls/default.nix
index cda828113971d..4fcd528ad97cc 100644
--- a/pkgs/development/python-modules/python3-gnutls/default.nix
+++ b/pkgs/development/python-modules/python3-gnutls/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "AGProjects";
     repo = "python3-gnutls";
     rev = "324b78f7cd3d9fe58c89c7f0b2bf94199bd6a6e5"; # version not tagged
-    sha256 = "sha256-18T8bAHlNERHobsspUFvSC6ulN55nrFFb5aqNwU8T00=";
+    hash = "sha256-18T8bAHlNERHobsspUFvSC6ulN55nrFFb5aqNwU8T00=";
   };
 
   propagatedBuildInputs = [ twisted pyopenssl service-identity ];
diff --git a/pkgs/development/python-modules/pythonocc-core/default.nix b/pkgs/development/python-modules/pythonocc-core/default.nix
index da72cc0839aff..f1d84712b2705 100644
--- a/pkgs/development/python-modules/pythonocc-core/default.nix
+++ b/pkgs/development/python-modules/pythonocc-core/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     owner = "tpaviot";
     repo = "pythonocc-core";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-YybpwiCeBnwZfYS6ZxUbycHFn2DlqYxcNMylRN5ihFM=";
+    hash = "sha256-YybpwiCeBnwZfYS6ZxUbycHFn2DlqYxcNMylRN5ihFM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pythran/default.nix b/pkgs/development/python-modules/pythran/default.nix
index 0e09a198ab701..ef03e76947637 100644
--- a/pkgs/development/python-modules/pythran/default.nix
+++ b/pkgs/development/python-modules/pythran/default.nix
@@ -25,7 +25,7 @@ in buildPythonPackage rec {
     owner = "serge-sans-paille";
     repo = "pythran";
     rev = version;
-    sha256 = "sha256-F9gUZOTSuiqvfGoN4yQqwUg9mnCeBntw5eHO7ZnjpzI=";
+    hash = "sha256-F9gUZOTSuiqvfGoN4yQqwUg9mnCeBntw5eHO7ZnjpzI=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pytile/default.nix b/pkgs/development/python-modules/pytile/default.nix
index 95e8725540e72..b2e83763478f5 100644
--- a/pkgs/development/python-modules/pytile/default.nix
+++ b/pkgs/development/python-modules/pytile/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "bachya";
     repo = pname;
     rev = version;
-    sha256 = "sha256-fxtDqbslUyV/Otwy9MPIC8DSepTnEZiJKzeU8nlsnWI=";
+    hash = "sha256-fxtDqbslUyV/Otwy9MPIC8DSepTnEZiJKzeU8nlsnWI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pytomlpp/default.nix b/pkgs/development/python-modules/pytomlpp/default.nix
index f9782758f39a9..c0bcbe35b6293 100644
--- a/pkgs/development/python-modules/pytomlpp/default.nix
+++ b/pkgs/development/python-modules/pytomlpp/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     repo = pname;
     rev = "v${version}";
     fetchSubmodules = true;
-    sha256 = "sha256-QyjIJCSgiSKjqMBvCbOlWYx6rBbKIoDvXez2YnYaPUo=";
+    hash = "sha256-QyjIJCSgiSKjqMBvCbOlWYx6rBbKIoDvXez2YnYaPUo=";
   };
 
   buildInputs = [ pybind11 ];
diff --git a/pkgs/development/python-modules/pytools/default.nix b/pkgs/development/python-modules/pytools/default.nix
index 7008f72acb0ec..77318092885f5 100644
--- a/pkgs/development/python-modules/pytools/default.nix
+++ b/pkgs/development/python-modules/pytools/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QQFzcWELsqA2hVl8UoUgXmWXx/F3OD2VyLhxJEsSwU4=";
+    hash = "sha256-QQFzcWELsqA2hVl8UoUgXmWXx/F3OD2VyLhxJEsSwU4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pytorch-metric-learning/default.nix b/pkgs/development/python-modules/pytorch-metric-learning/default.nix
index cc6b56d4cf97c..bf4f2c2df32a1 100644
--- a/pkgs/development/python-modules/pytorch-metric-learning/default.nix
+++ b/pkgs/development/python-modules/pytorch-metric-learning/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "KevinMusgrave";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-zB0g6GJcqWRhjJZgUWmTdG4fhBBfFR6yEM2FEOVLWIs=";
+    hash = "sha256-zB0g6GJcqWRhjJZgUWmTdG4fhBBfFR6yEM2FEOVLWIs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pytorch-pfn-extras/default.nix b/pkgs/development/python-modules/pytorch-pfn-extras/default.nix
index 4f61c14a59af9..3bd169bc1af84 100644
--- a/pkgs/development/python-modules/pytorch-pfn-extras/default.nix
+++ b/pkgs/development/python-modules/pytorch-pfn-extras/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "pfnet";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-x1aE/55+2QwYG3Hhy35j26jLAj9O5orrU/c4KlTTOcc=";
+    hash = "sha256-x1aE/55+2QwYG3Hhy35j26jLAj9O5orrU/c4KlTTOcc=";
   };
 
   propagatedBuildInputs = [ numpy packaging torch typing-extensions ];
diff --git a/pkgs/development/python-modules/pytraccar/default.nix b/pkgs/development/python-modules/pytraccar/default.nix
index 7b33eb0290f7a..f854589103a10 100644
--- a/pkgs/development/python-modules/pytraccar/default.nix
+++ b/pkgs/development/python-modules/pytraccar/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "ludeeus";
     repo = pname;
     rev = version;
-    sha256 = "sha256-ngyLe6sbTTQ7n4WdV06OlQnn/vqkD+JUruyMYS1Ym+Q=";
+    hash = "sha256-ngyLe6sbTTQ7n4WdV06OlQnn/vqkD+JUruyMYS1Ym+Q=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pytrends/default.nix b/pkgs/development/python-modules/pytrends/default.nix
index 28e02f1bb636a..77c055b4e6655 100644
--- a/pkgs/development/python-modules/pytrends/default.nix
+++ b/pkgs/development/python-modules/pytrends/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pU/B4xcUQrPI9cCApeId+Ae8T6rXeQzGK33bBZ6wqUs=";
+    hash = "sha256-pU/B4xcUQrPI9cCApeId+Ae8T6rXeQzGK33bBZ6wqUs=";
   };
 
   propagatedBuildInputs = [ requests lxml pandas ];
diff --git a/pkgs/development/python-modules/pytweening/default.nix b/pkgs/development/python-modules/pytweening/default.nix
index d0ba9803063ba..da9e2aaa3273b 100644
--- a/pkgs/development/python-modules/pytweening/default.nix
+++ b/pkgs/development/python-modules/pytweening/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hTMoLPcLMd6KBJnhz0IJMLABPHhxGIcrLsiZOCeS4uY=";
+    hash = "sha256-hTMoLPcLMd6KBJnhz0IJMLABPHhxGIcrLsiZOCeS4uY=";
   };
 
   pythonImportsCheck = [ "pytweening" ];
diff --git a/pkgs/development/python-modules/pyudev/default.nix b/pkgs/development/python-modules/pyudev/default.nix
index b9c664de934cf..24f3b89a86f9e 100644
--- a/pkgs/development/python-modules/pyudev/default.nix
+++ b/pkgs/development/python-modules/pyudev/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sqOv4cmep1H4KWZSVX6sVZh02iobHsBiUXhwbsWjRfM=";
+    hash = "sha256-sqOv4cmep1H4KWZSVX6sVZh02iobHsBiUXhwbsWjRfM=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/pyutil/default.nix b/pkgs/development/python-modules/pyutil/default.nix
index e6391349927c2..c3b6310466f20 100644
--- a/pkgs/development/python-modules/pyutil/default.nix
+++ b/pkgs/development/python-modules/pyutil/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6hbSxVtvg0Eh3rYyp0VLCg+uJdXRMLFfa+l667B2yfw=";
+    hash = "sha256-6hbSxVtvg0Eh3rYyp0VLCg+uJdXRMLFfa+l667B2yfw=";
   };
 
   propagatedBuildInputs = [ simplejson ];
diff --git a/pkgs/development/python-modules/pyutilib/default.nix b/pkgs/development/python-modules/pyutilib/default.nix
index 2d738b8757b63..43295e0c90d83 100644
--- a/pkgs/development/python-modules/pyutilib/default.nix
+++ b/pkgs/development/python-modules/pyutilib/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyUtilib";
     inherit version;
-    sha256 = "sha256-08FPjtkCioMbK/Ubird3brqH5mz8WKBrmcNZqqZA8EA=";
+    hash = "sha256-08FPjtkCioMbK/Ubird3brqH5mz8WKBrmcNZqqZA8EA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyuv/default.nix b/pkgs/development/python-modules/pyuv/default.nix
index fc5b04417a4f4..ddfbca300b484 100644
--- a/pkgs/development/python-modules/pyuv/default.nix
+++ b/pkgs/development/python-modules/pyuv/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "fix-build-with-python3.10.patch";
       url = "https://github.com/saghul/pyuv/commit/8bddcc27052017b5b9cb89c24dbfdf06737b0dd3.patch";
-      sha256 = "sha256-J/3ky64Ff+gYpN3ksFLNuZ5xgPbBkyOl4LTY6fiHAgk=";
+      hash = "sha256-J/3ky64Ff+gYpN3ksFLNuZ5xgPbBkyOl4LTY6fiHAgk=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyvera/default.nix b/pkgs/development/python-modules/pyvera/default.nix
index b6f1f851d76ab..b43840b0790a1 100644
--- a/pkgs/development/python-modules/pyvera/default.nix
+++ b/pkgs/development/python-modules/pyvera/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "pavoni";
     repo = pname;
     rev = version;
-    sha256 = "sha256-1+xIqOogRUt+blX7AZSKIiU8lpR4AzKIIW/smCSft94=";
+    hash = "sha256-1+xIqOogRUt+blX7AZSKIiU8lpR4AzKIIW/smCSft94=";
   };
 
   nativeBuildInputs = [ poetry-core ];
diff --git a/pkgs/development/python-modules/pyvesync/default.nix b/pkgs/development/python-modules/pyvesync/default.nix
index 25e075b31806c..27203dfdf4f4e 100644
--- a/pkgs/development/python-modules/pyvesync/default.nix
+++ b/pkgs/development/python-modules/pyvesync/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ulYOzCIpHkL/2nQExomoV4mLkU6e0ns4MHxEbjCPGrQ=";
+    hash = "sha256-ulYOzCIpHkL/2nQExomoV4mLkU6e0ns4MHxEbjCPGrQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyvicare/default.nix b/pkgs/development/python-modules/pyvicare/default.nix
index b238d82ec98d5..14773604be36d 100644
--- a/pkgs/development/python-modules/pyvicare/default.nix
+++ b/pkgs/development/python-modules/pyvicare/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "somm15";
     repo = "PyViCare";
     rev = version;
-    sha256 = "sha256-OZvYl8wl8kOIOfsWVn74XFKMX/jAmtoMTIEQpAZmTeo=";
+    hash = "sha256-OZvYl8wl8kOIOfsWVn74XFKMX/jAmtoMTIEQpAZmTeo=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/pyvips/default.nix b/pkgs/development/python-modules/pyvips/default.nix
index b8a793d7d7d9d..71fe7601ce9ce 100644
--- a/pkgs/development/python-modules/pyvips/default.nix
+++ b/pkgs/development/python-modules/pyvips/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "libvips";
     repo = "pyvips";
     rev = "v${version}";
-    sha256 = "sha256-9S7h3bkm+QP78cpemYS7l3c8t+wXsJ5MUAP2T50R/Mc=";
+    hash = "sha256-9S7h3bkm+QP78cpemYS7l3c8t+wXsJ5MUAP2T50R/Mc=";
   };
 
   nativeBuildInputs = [ pkgconfig pkg-config ];
diff --git a/pkgs/development/python-modules/pyvirtualdisplay/default.nix b/pkgs/development/python-modules/pyvirtualdisplay/default.nix
index 1f70791ea8b16..90b3e0b118b20 100644
--- a/pkgs/development/python-modules/pyvirtualdisplay/default.nix
+++ b/pkgs/development/python-modules/pyvirtualdisplay/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyVirtualDisplay";
     inherit version;
-    sha256 = "sha256-CXVbw86263JfsH7KVCX0PyNY078I4A0qm3kqGu3RYVk=";
+    hash = "sha256-CXVbw86263JfsH7KVCX0PyNY078I4A0qm3kqGu3RYVk=";
   };
 
   # requires X server
diff --git a/pkgs/development/python-modules/pyvis/default.nix b/pkgs/development/python-modules/pyvis/default.nix
index 1ac752f23d702..5c9f054d7645c 100644
--- a/pkgs/development/python-modules/pyvis/default.nix
+++ b/pkgs/development/python-modules/pyvis/default.nix
@@ -17,14 +17,14 @@ buildPythonPackage rec {
     owner = "WestHealth";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-cER5XYxnURzRLtrisWBu2kxtOiRqgaRTJYyaCMh2qqE=";
+    hash = "sha256-cER5XYxnURzRLtrisWBu2kxtOiRqgaRTJYyaCMh2qqE=";
   };
 
   patches = [
     # Fix test: https://github.com/WestHealth/pyvis/issues/138
     (fetchpatch {
       url = "https://github.com/WestHealth/pyvis/commit/eaa24b882401e2e74353efa78bf4e71a880cfc47.patch";
-      sha256 = "sha256-hyDypavoCM36SiuQda1U4FLUPdAjTIMtaeZ0KqfHKzI=";
+      hash = "sha256-hyDypavoCM36SiuQda1U4FLUPdAjTIMtaeZ0KqfHKzI=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/pyviz-comms/default.nix b/pkgs/development/python-modules/pyviz-comms/default.nix
index aabf04744af73..30901bb689e0f 100644
--- a/pkgs/development/python-modules/pyviz-comms/default.nix
+++ b/pkgs/development/python-modules/pyviz-comms/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-omFFuM5D0tk0s8aCbXe5E84QXFKOsuSUyJCz41Jd3zM=";
+    hash = "sha256-omFFuM5D0tk0s8aCbXe5E84QXFKOsuSUyJCz41Jd3zM=";
   };
 
   propagatedBuildInputs = [ param ];
diff --git a/pkgs/development/python-modules/pyvo/default.nix b/pkgs/development/python-modules/pyvo/default.nix
index 64798acad2eec..72801ee30690f 100644
--- a/pkgs/development/python-modules/pyvo/default.nix
+++ b/pkgs/development/python-modules/pyvo/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-R2ttLoFd6Ic0KZl49dzN5NtWAqPpXRaeki6X8CRGsCw=";
+    hash = "sha256-R2ttLoFd6Ic0KZl49dzN5NtWAqPpXRaeki6X8CRGsCw=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/pywavelets/default.nix b/pkgs/development/python-modules/pywavelets/default.nix
index 163f93288ff89..778148178cfb7 100644
--- a/pkgs/development/python-modules/pywavelets/default.nix
+++ b/pkgs/development/python-modules/pywavelets/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ZDevPd8IMRjCbY+Xq0OwckuVbJ+Vjp6niGWfaig0upM=";
+    hash = "sha256-ZDevPd8IMRjCbY+Xq0OwckuVbJ+Vjp6niGWfaig0upM=";
   };
 
   nativeCheckInputs = [ nose pytest ];
diff --git a/pkgs/development/python-modules/pywebpush/default.nix b/pkgs/development/python-modules/pywebpush/default.nix
index 77e24c56b5e70..806f8e2138311 100644
--- a/pkgs/development/python-modules/pywebpush/default.nix
+++ b/pkgs/development/python-modules/pywebpush/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bDbhZ5JoIZ5pO6lA2yvyVMJAygJmTeECtyaa/DxUVzE=";
+    hash = "sha256-bDbhZ5JoIZ5pO6lA2yvyVMJAygJmTeECtyaa/DxUVzE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pywilight/default.nix b/pkgs/development/python-modules/pywilight/default.nix
index 923e4b9a28098..e25f24d403347 100644
--- a/pkgs/development/python-modules/pywilight/default.nix
+++ b/pkgs/development/python-modules/pywilight/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-patCdQ7qLEfy+RpH9T/Fa8ubI7QF6OmLzFUokZc5syQ=";
+    hash = "sha256-patCdQ7qLEfy+RpH9T/Fa8ubI7QF6OmLzFUokZc5syQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pywlroots/default.nix b/pkgs/development/python-modules/pywlroots/default.nix
index 4829c926158bb..3489f4951456d 100644
--- a/pkgs/development/python-modules/pywlroots/default.nix
+++ b/pkgs/development/python-modules/pywlroots/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GFJw88N0313PudM0o/jOvtoE3u8kSoV+lYgKlNya4wM=";
+    hash = "sha256-GFJw88N0313PudM0o/jOvtoE3u8kSoV+lYgKlNya4wM=";
   };
 
   nativeBuildInputs = [ pkg-config ];
diff --git a/pkgs/development/python-modules/pyworld/default.nix b/pkgs/development/python-modules/pyworld/default.nix
index 4e22e5f5d9cc3..760a196001f7d 100644
--- a/pkgs/development/python-modules/pyworld/default.nix
+++ b/pkgs/development/python-modules/pyworld/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Zo0JhCw8+nSx9u2r2wBYpkwE+c8XuTiD5tqBHhIErU0=";
+    hash = "sha256-Zo0JhCw8+nSx9u2r2wBYpkwE+c8XuTiD5tqBHhIErU0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyx/default.nix b/pkgs/development/python-modules/pyx/default.nix
index 85fdafa5064b2..1774e89ed753c 100644
--- a/pkgs/development/python-modules/pyx/default.nix
+++ b/pkgs/development/python-modules/pyx/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "PyX";
     inherit version;
-    sha256 = "sha256-TY4+RxzT6am9E9UIbN98CvGww/PhledPX2MxjcQKZtg=";
+    hash = "sha256-TY4+RxzT6am9E9UIbN98CvGww/PhledPX2MxjcQKZtg=";
   };
 
   # No tests in archive
diff --git a/pkgs/development/python-modules/pyxattr/default.nix b/pkgs/development/python-modules/pyxattr/default.nix
index 1ad0391ea34de..0fe64d2bf9010 100644
--- a/pkgs/development/python-modules/pyxattr/default.nix
+++ b/pkgs/development/python-modules/pyxattr/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
     src = fetchPypi {
       inherit pname version;
-      sha256 = "sha256-e/QM7FrpPdZWEocX29Joz8Ozso2VU214hndslPomeFU=";
+      hash = "sha256-e/QM7FrpPdZWEocX29Joz8Ozso2VU214hndslPomeFU=";
     };
 
     # IOError: [Errno 95] Operation not supported (expected)
diff --git a/pkgs/development/python-modules/pyxdg/default.nix b/pkgs/development/python-modules/pyxdg/default.nix
index 1a7f5b265eb09..9e3c24fdb6d34 100644
--- a/pkgs/development/python-modules/pyxdg/default.nix
+++ b/pkgs/development/python-modules/pyxdg/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "xdg";
     repo = pname;
     rev = "rel-${version}";
-    sha256 = "sha256-TrFQzfkXabmfpGYwhxD1UVY1F645KycfSPPrMJFAe+0=";
+    hash = "sha256-TrFQzfkXabmfpGYwhxD1UVY1F645KycfSPPrMJFAe+0=";
   };
 
   # Tests failed (errors=4, failures=4) on NixOS
diff --git a/pkgs/development/python-modules/pyxiaomigateway/default.nix b/pkgs/development/python-modules/pyxiaomigateway/default.nix
index 0d60916724b53..dd9ceacc1f9ea 100644
--- a/pkgs/development/python-modules/pyxiaomigateway/default.nix
+++ b/pkgs/development/python-modules/pyxiaomigateway/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "Danielhiversen";
     repo = "PyXiaomiGateway";
     rev = version;
-    sha256 = "sha256-TAbZvs1RrUy9+l2KpfbBopc3poTy+M+Q3ERQLFYbQis=";
+    hash = "sha256-TAbZvs1RrUy9+l2KpfbBopc3poTy+M+Q3ERQLFYbQis=";
   };
 
   propagatedBuildInputs = [ cryptography ];
diff --git a/pkgs/development/python-modules/pyxnat/default.nix b/pkgs/development/python-modules/pyxnat/default.nix
index eee4bf5306477..16ba6b4de9441 100644
--- a/pkgs/development/python-modules/pyxnat/default.nix
+++ b/pkgs/development/python-modules/pyxnat/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Y8mj6OfZXyE1q3C8HyVzGySuZB6rLSsL/CV/7axxaec=";
+    hash = "sha256-Y8mj6OfZXyE1q3C8HyVzGySuZB6rLSsL/CV/7axxaec=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/pyyaml-include/default.nix b/pkgs/development/python-modules/pyyaml-include/default.nix
index e6effdd72740a..92ec25186f504 100644
--- a/pkgs/development/python-modules/pyyaml-include/default.nix
+++ b/pkgs/development/python-modules/pyyaml-include/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9/vrjnG1C+Dm4HRy98edv7GhW63pyToHg2n/SeV+Z3E=";
+    hash = "sha256-9/vrjnG1C+Dm4HRy98edv7GhW63pyToHg2n/SeV+Z3E=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/pyyaml/default.nix b/pkgs/development/python-modules/pyyaml/default.nix
index 10f78ab5e14be..7c19e55a7f743 100644
--- a/pkgs/development/python-modules/pyyaml/default.nix
+++ b/pkgs/development/python-modules/pyyaml/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "yaml";
     repo = "pyyaml";
     rev = version;
-    sha256 = "sha256-wcII32mRgRRmAgojntyxBMQkjvxU2jylCgVzlHAj2Xc=";
+    hash = "sha256-wcII32mRgRRmAgojntyxBMQkjvxU2jylCgVzlHAj2Xc=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/pyzerproc/default.nix b/pkgs/development/python-modules/pyzerproc/default.nix
index ff5a106c09bcd..c14c12c9780c4 100644
--- a/pkgs/development/python-modules/pyzerproc/default.nix
+++ b/pkgs/development/python-modules/pyzerproc/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "emlove";
     repo = pname;
     rev = version;
-    sha256 = "sha256-FNiq/dbh5PMTxnKCKDSHEvllehAEUYvWZS+OyP3lSW8=";
+    hash = "sha256-FNiq/dbh5PMTxnKCKDSHEvllehAEUYvWZS+OyP3lSW8=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/qdarkstyle/default.nix b/pkgs/development/python-modules/qdarkstyle/default.nix
index 2d402b0764508..30e7afd82b4c4 100644
--- a/pkgs/development/python-modules/qdarkstyle/default.nix
+++ b/pkgs/development/python-modules/qdarkstyle/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "QDarkStyle";
-    sha256 = "sha256-YAWE1iU0Pg3dEo3gg5PTw1Y3eGpJgn8XTSmqfKqCecE=";
+    hash = "sha256-YAWE1iU0Pg3dEo3gg5PTw1Y3eGpJgn8XTSmqfKqCecE=";
   };
 
   # No tests available
diff --git a/pkgs/development/python-modules/qdldl/default.nix b/pkgs/development/python-modules/qdldl/default.nix
index 7f531b75a15a4..25d28dc4d069d 100644
--- a/pkgs/development/python-modules/qdldl/default.nix
+++ b/pkgs/development/python-modules/qdldl/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-acCS9uH8I/t3moCmLm/N/i66BcklhgJIxNZ1T0c2k48=";
+    hash = "sha256-acCS9uH8I/t3moCmLm/N/i66BcklhgJIxNZ1T0c2k48=";
   };
 
   dontUseCmakeConfigure = true;
diff --git a/pkgs/development/python-modules/qimage2ndarray/default.nix b/pkgs/development/python-modules/qimage2ndarray/default.nix
index 9c54df213dc34..2aead62789f7a 100644
--- a/pkgs/development/python-modules/qimage2ndarray/default.nix
+++ b/pkgs/development/python-modules/qimage2ndarray/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NyUQJEbcimlrLsd1sdKvQ7E69qf56+6KNxFbuVQ6LFg=";
+    hash = "sha256-NyUQJEbcimlrLsd1sdKvQ7E69qf56+6KNxFbuVQ6LFg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/qiskit-aer/default.nix b/pkgs/development/python-modules/qiskit-aer/default.nix
index d4ba547386722..60d5efc9e329b 100644
--- a/pkgs/development/python-modules/qiskit-aer/default.nix
+++ b/pkgs/development/python-modules/qiskit-aer/default.nix
@@ -40,7 +40,7 @@ buildPythonPackage rec {
     owner = "Qiskit";
     repo = "qiskit-aer";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-ew9ucqOWDztjB+hJTh9WkJiutVBJyVQobtEcWeUwEcw=";
+    hash = "sha256-ew9ucqOWDztjB+hJTh9WkJiutVBJyVQobtEcWeUwEcw=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/qiskit-finance/default.nix b/pkgs/development/python-modules/qiskit-finance/default.nix
index 7b629221931fb..880804ff8527c 100644
--- a/pkgs/development/python-modules/qiskit-finance/default.nix
+++ b/pkgs/development/python-modules/qiskit-finance/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     owner = "qiskit";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-Ijoqn6nANLsEVKA5nycd1xbW5htJ+TQm6LkiMUWTsSs=";
+    hash = "sha256-Ijoqn6nANLsEVKA5nycd1xbW5htJ+TQm6LkiMUWTsSs=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/qiskit-ibmq-provider/default.nix b/pkgs/development/python-modules/qiskit-ibmq-provider/default.nix
index 5db53c257542c..8e2de37788d3e 100644
--- a/pkgs/development/python-modules/qiskit-ibmq-provider/default.nix
+++ b/pkgs/development/python-modules/qiskit-ibmq-provider/default.nix
@@ -48,7 +48,7 @@ buildPythonPackage rec {
     owner = "Qiskit";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-BFiGMPiO9Xcl8EiTZYiwHCpo7z+tRaBkIb8GTo01rBA=";
+    hash = "sha256-BFiGMPiO9Xcl8EiTZYiwHCpo7z+tRaBkIb8GTo01rBA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/qiskit-machine-learning/default.nix b/pkgs/development/python-modules/qiskit-machine-learning/default.nix
index fe04e74722189..28d572afc378a 100644
--- a/pkgs/development/python-modules/qiskit-machine-learning/default.nix
+++ b/pkgs/development/python-modules/qiskit-machine-learning/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage rec {
     owner = "qiskit";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-wK0ZRNnU7WJlTWRJ2ce6LN6WGKlkh5jBrbXMDYcPQJI=";
+    hash = "sha256-wK0ZRNnU7WJlTWRJ2ce6LN6WGKlkh5jBrbXMDYcPQJI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/qiskit-nature/default.nix b/pkgs/development/python-modules/qiskit-nature/default.nix
index 47ec6ff8fcac5..d92d27b7729e4 100644
--- a/pkgs/development/python-modules/qiskit-nature/default.nix
+++ b/pkgs/development/python-modules/qiskit-nature/default.nix
@@ -29,7 +29,7 @@ buildPythonPackage rec {
     owner = "Qiskit";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-rUY5fnsWg2UisF0tGORvHot8laCs8eVAvuVKUOG5ibw=";
+    hash = "sha256-rUY5fnsWg2UisF0tGORvHot8laCs8eVAvuVKUOG5ibw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/qiskit-optimization/default.nix b/pkgs/development/python-modules/qiskit-optimization/default.nix
index 28bd19f09102f..f68149529e648 100644
--- a/pkgs/development/python-modules/qiskit-optimization/default.nix
+++ b/pkgs/development/python-modules/qiskit-optimization/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     owner = "qiskit";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-N4mf5ins0x+yUAIq+yyjSnUrHcaEhH/Jpid/QMhIjE0=";
+    hash = "sha256-N4mf5ins0x+yUAIq+yyjSnUrHcaEhH/Jpid/QMhIjE0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/qiskit/default.nix b/pkgs/development/python-modules/qiskit/default.nix
index 8cf557a0b2623..9539564132636 100644
--- a/pkgs/development/python-modules/qiskit/default.nix
+++ b/pkgs/development/python-modules/qiskit/default.nix
@@ -36,7 +36,7 @@ buildPythonPackage rec {
     owner = "Qiskit";
     repo = "qiskit";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-ICJJvbekvpaBMnSf+NHbTiarb+Ye3NtktcRYAq8KaCs=";
+    hash = "sha256-ICJJvbekvpaBMnSf+NHbTiarb+Ye3NtktcRYAq8KaCs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/qmk-dotty-dict/default.nix b/pkgs/development/python-modules/qmk-dotty-dict/default.nix
index 4e52dc991795a..8b7a7b553699f 100644
--- a/pkgs/development/python-modules/qmk-dotty-dict/default.nix
+++ b/pkgs/development/python-modules/qmk-dotty-dict/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-O2EeOTZgv6poNcaOlHhLroD+B7hJCXi17KsDoNL8fqI=";
+    hash = "sha256-O2EeOTZgv6poNcaOlHhLroD+B7hJCXi17KsDoNL8fqI=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/qtpy/default.nix b/pkgs/development/python-modules/qtpy/default.nix
index 1521f383677d3..01fc349c3a549 100644
--- a/pkgs/development/python-modules/qtpy/default.nix
+++ b/pkgs/development/python-modules/qtpy/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-BgPJyDzMA1pHF6EpCL9rxssiUJgn6i7A6Uwtp8ntV8U=";
+    hash = "sha256-BgPJyDzMA1pHF6EpCL9rxssiUJgn6i7A6Uwtp8ntV8U=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/quamash/default.nix b/pkgs/development/python-modules/quamash/default.nix
index 5d0382fda6d90..bca7c8dc7d63c 100644
--- a/pkgs/development/python-modules/quamash/default.nix
+++ b/pkgs/development/python-modules/quamash/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     # add 3.10 compatibility, merged remove on next update
     (fetchpatch {
       url = "https://github.com/harvimt/quamash/pull/126/commits/1e9047bec739dbc9d6ab337fc1a111a8b1090244.patch";
-      sha256 = "sha256-6gomY82AOKkrt32SEBKnRugzhnC5FAyKDs6K5xaxnRM=";
+      hash = "sha256-6gomY82AOKkrt32SEBKnRugzhnC5FAyKDs6K5xaxnRM=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/r2pipe/default.nix b/pkgs/development/python-modules/r2pipe/default.nix
index a6c2afa7d5ee8..52b453a0f0d84 100644
--- a/pkgs/development/python-modules/r2pipe/default.nix
+++ b/pkgs/development/python-modules/r2pipe/default.nix
@@ -31,7 +31,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bmr9/iqlp5GghY6DOpFhBH3k69ErqR3DHx7iAu3m6f0=";
+    hash = "sha256-bmr9/iqlp5GghY6DOpFhBH3k69ErqR3DHx7iAu3m6f0=";
   };
 
   # Tiny sanity check to make sure r2pipe finds radare2 (since r2pipe doesn't
diff --git a/pkgs/development/python-modules/radicale_infcloud/default.nix b/pkgs/development/python-modules/radicale_infcloud/default.nix
index 0bd4629b0912b..e862c70c1223b 100644
--- a/pkgs/development/python-modules/radicale_infcloud/default.nix
+++ b/pkgs/development/python-modules/radicale_infcloud/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage {
     owner = "Unrud";
     repo = "RadicaleInfCloud";
     rev = "53d3a95af5b58cfa3242cef645f8d40c731a7d95";
-    sha256 = "sha256-xzBWIx2OOkCtBjlff1Z0VqgMhxWtgiOKutXUadT3tIo=";
+    hash = "sha256-xzBWIx2OOkCtBjlff1Z0VqgMhxWtgiOKutXUadT3tIo=";
   };
 
   propagatedBuildInputs = [ radicale ];
diff --git a/pkgs/development/python-modules/rcssmin/default.nix b/pkgs/development/python-modules/rcssmin/default.nix
index 1d1033944f012..34070cc2d3bda 100644
--- a/pkgs/development/python-modules/rcssmin/default.nix
+++ b/pkgs/development/python-modules/rcssmin/default.nix
@@ -5,7 +5,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-T5QAtDZtKfX1RG9Y54VJr6gzjmpZdAxzEV6fasQT3GQ=";
+    hash = "sha256-T5QAtDZtKfX1RG9Y54VJr6gzjmpZdAxzEV6fasQT3GQ=";
   };
 
   # The package does not ship tests, and the setup machinary confuses
diff --git a/pkgs/development/python-modules/readchar/default.nix b/pkgs/development/python-modules/readchar/default.nix
index d3f0483eec9f5..60ec1cb08486b 100644
--- a/pkgs/development/python-modules/readchar/default.nix
+++ b/pkgs/development/python-modules/readchar/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "magmax";
     repo = "python-${pname}";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-QMaTZRS9iOSuax706Es9WhkwU3vdcNb14dbiSt48aN0=";
+    hash = "sha256-QMaTZRS9iOSuax706Es9WhkwU3vdcNb14dbiSt48aN0=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/readme_renderer/default.nix b/pkgs/development/python-modules/readme_renderer/default.nix
index 333db49f87c42..983de37f3932a 100644
--- a/pkgs/development/python-modules/readme_renderer/default.nix
+++ b/pkgs/development/python-modules/readme_renderer/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "readme_renderer";
     inherit version;
-    sha256 = "sha256-zWUxht/HMFVlbwkPIn9csioEbX9xqEHfowX1XJpRMnM=";
+    hash = "sha256-zWUxht/HMFVlbwkPIn9csioEbX9xqEHfowX1XJpRMnM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/readthedocs-sphinx-ext/default.nix b/pkgs/development/python-modules/readthedocs-sphinx-ext/default.nix
index 5dab116f146e4..0451d63cc3d1d 100644
--- a/pkgs/development/python-modules/readthedocs-sphinx-ext/default.nix
+++ b/pkgs/development/python-modules/readthedocs-sphinx-ext/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5e/82CWBYRGjd6t6iXuBkhUTj45eisyG+ZIYMo+VckA=";
+    hash = "sha256-5e/82CWBYRGjd6t6iXuBkhUTj45eisyG+ZIYMo+VckA=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/recordlinkage/default.nix b/pkgs/development/python-modules/recordlinkage/default.nix
index 64d2457adbdf6..c6321ebab6648 100644
--- a/pkgs/development/python-modules/recordlinkage/default.nix
+++ b/pkgs/development/python-modules/recordlinkage/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
   disabled = pythonOlder "3.7";
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-aIrx54vnf85I/Kit/4njg/VIOu6H0SE7NdQ1GbeP8Cc=";
+    hash = "sha256-aIrx54vnf85I/Kit/4njg/VIOu6H0SE7NdQ1GbeP8Cc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/reflink/default.nix b/pkgs/development/python-modules/reflink/default.nix
index 1364f3a4b22eb..ccada2453a3e0 100644
--- a/pkgs/development/python-modules/reflink/default.nix
+++ b/pkgs/development/python-modules/reflink/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ySU1gtskQTv9cDq/wbKkneePMbSQcjnyhumhkpoebjo=";
+    hash = "sha256-ySU1gtskQTv9cDq/wbKkneePMbSQcjnyhumhkpoebjo=";
   };
 
   propagatedBuildInputs = [ cffi ];
diff --git a/pkgs/development/python-modules/reikna/default.nix b/pkgs/development/python-modules/reikna/default.nix
index 77ef9e8d04ba5..316d81b706582 100644
--- a/pkgs/development/python-modules/reikna/default.nix
+++ b/pkgs/development/python-modules/reikna/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fpa1Pfo5EAafg7Pgha17G6k5G13fdErjclv0On/uYyI=";
+    hash = "sha256-fpa1Pfo5EAafg7Pgha17G6k5G13fdErjclv0On/uYyI=";
   };
 
   nativeCheckInputs = [ sphinx pytest-cov pytest ];
diff --git a/pkgs/development/python-modules/remote-pdb/default.nix b/pkgs/development/python-modules/remote-pdb/default.nix
index 174b0bff311d8..cbaf07ebe2b96 100644
--- a/pkgs/development/python-modules/remote-pdb/default.nix
+++ b/pkgs/development/python-modules/remote-pdb/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
     owner = "ionelmc";
     repo = "python-remote-pdb";
     rev = "v${version}";
-    sha256 = "sha256-/7RysJOJigU4coC6d/Ob2lrtw8u8nLZI8wBk4oEEY3g=";
+    hash = "sha256-/7RysJOJigU4coC6d/Ob2lrtw8u8nLZI8wBk4oEEY3g=";
   };
   meta = with lib; {
     description = "Remote vanilla PDB (over TCP sockets).";
diff --git a/pkgs/development/python-modules/reportengine/default.nix b/pkgs/development/python-modules/reportengine/default.nix
index 17720e8bec2b8..79e1a908f7ebb 100644
--- a/pkgs/development/python-modules/reportengine/default.nix
+++ b/pkgs/development/python-modules/reportengine/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-jrt+ml8o1PUidV1bY0hCyNgcPaVTBloW574/i5Pl7iE=";
+    hash = "sha256-jrt+ml8o1PUidV1bY0hCyNgcPaVTBloW574/i5Pl7iE=";
   };
 
   nativeBuildInputs = [ flit ];
diff --git a/pkgs/development/python-modules/reportlab/default.nix b/pkgs/development/python-modules/reportlab/default.nix
index 81aa02c6349da..9890eb98f834c 100644
--- a/pkgs/development/python-modules/reportlab/default.nix
+++ b/pkgs/development/python-modules/reportlab/default.nix
@@ -16,7 +16,7 @@ in buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sTzr9OOXu6FFQrzQIzOLb/LBUaOhKqvKie7L+XLLNho=";
+    hash = "sha256-sTzr9OOXu6FFQrzQIzOLb/LBUaOhKqvKie7L+XLLNho=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/repoze_sphinx_autointerface/default.nix b/pkgs/development/python-modules/repoze_sphinx_autointerface/default.nix
index 9efb54e353710..e98159128247a 100644
--- a/pkgs/development/python-modules/repoze_sphinx_autointerface/default.nix
+++ b/pkgs/development/python-modules/repoze_sphinx_autointerface/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SGvxQjpGlrkVPkiM750ybElv/Bbd6xSwyYh7RsYOKKE=";
+    hash = "sha256-SGvxQjpGlrkVPkiM750ybElv/Bbd6xSwyYh7RsYOKKE=";
   };
 
   propagatedBuildInputs = [ zope_interface sphinx ];
diff --git a/pkgs/development/python-modules/repoze_who/default.nix b/pkgs/development/python-modules/repoze_who/default.nix
index fb946fc1eb19e..680e86526009a 100644
--- a/pkgs/development/python-modules/repoze_who/default.nix
+++ b/pkgs/development/python-modules/repoze_who/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6VWt8AwfCwxxXoKJeaI37Ev37nCCe9l/Xhe/gnYNyzA=";
+    hash = "sha256-6VWt8AwfCwxxXoKJeaI37Ev37nCCe9l/Xhe/gnYNyzA=";
   };
 
   propagatedBuildInputs = [ zope_interface webob ];
diff --git a/pkgs/development/python-modules/reqif/default.nix b/pkgs/development/python-modules/reqif/default.nix
index 8cbd4c77e1bf2..482ddc4177d5f 100644
--- a/pkgs/development/python-modules/reqif/default.nix
+++ b/pkgs/development/python-modules/reqif/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "strictdoc-project";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-K+su1fhXf/fzL+AI/me2imCNI9aWMcv9Qo1dDRNypso=";
+    hash = "sha256-K+su1fhXf/fzL+AI/me2imCNI9aWMcv9Qo1dDRNypso=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/requests-mock/default.nix b/pkgs/development/python-modules/requests-mock/default.nix
index 992dee5eda857..031bf93faa6f4 100644
--- a/pkgs/development/python-modules/requests-mock/default.nix
+++ b/pkgs/development/python-modules/requests-mock/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-WcnDJBmp+xroPsJC2Y6InEW9fXpl1IN1zCQ+wIRBZYs=";
+    hash = "sha256-WcnDJBmp+xroPsJC2Y6InEW9fXpl1IN1zCQ+wIRBZYs=";
   };
 
   patchPhase = ''
diff --git a/pkgs/development/python-modules/requests-oauthlib/default.nix b/pkgs/development/python-modules/requests-oauthlib/default.nix
index d34d6c5c40e4f..225bf1ecbbdfc 100644
--- a/pkgs/development/python-modules/requests-oauthlib/default.nix
+++ b/pkgs/development/python-modules/requests-oauthlib/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-db6sSkeIHuuU1epdatMe+IhWr/4jMrmq+1LGRSzPDXo=";
+    hash = "sha256-db6sSkeIHuuU1epdatMe+IhWr/4jMrmq+1LGRSzPDXo=";
   };
 
   propagatedBuildInputs = [ oauthlib requests ];
diff --git a/pkgs/development/python-modules/requirements-parser/default.nix b/pkgs/development/python-modules/requirements-parser/default.nix
index e3b6d71d66332..af6592cadae58 100644
--- a/pkgs/development/python-modules/requirements-parser/default.nix
+++ b/pkgs/development/python-modules/requirements-parser/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "madpah";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-e2dfVBMh1uGRMDw7OdPefO4/eRxc3BGwvy/D7u5ipkk=";
+    hash = "sha256-e2dfVBMh1uGRMDw7OdPefO4/eRxc3BGwvy/D7u5ipkk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/respx/default.nix b/pkgs/development/python-modules/respx/default.nix
index 153fe4d8b4b7b..9c49071ae3134 100644
--- a/pkgs/development/python-modules/respx/default.nix
+++ b/pkgs/development/python-modules/respx/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "lundberg";
     repo = pname;
     rev = version;
-    sha256 = "sha256-Qs3+NWMKiAFlKTTosdyHOxWRPKFlYQD20+MKiKR371U=";
+    hash = "sha256-Qs3+NWMKiAFlKTTosdyHOxWRPKFlYQD20+MKiKR371U=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/restructuredtext_lint/default.nix b/pkgs/development/python-modules/restructuredtext_lint/default.nix
index 08c22ae267706..ebb682a9c51f0 100644
--- a/pkgs/development/python-modules/restructuredtext_lint/default.nix
+++ b/pkgs/development/python-modules/restructuredtext_lint/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GyNcDJIjQatsUwOQiS656S+QubdQRgY+BHys+w8FDEU=";
+    hash = "sha256-GyNcDJIjQatsUwOQiS656S+QubdQRgY+BHys+w8FDEU=";
   };
 
   nativeCheckInputs = [ nose testtools ];
diff --git a/pkgs/development/python-modules/result/default.nix b/pkgs/development/python-modules/result/default.nix
index 2b5764458f9e0..e969764f90cfe 100644
--- a/pkgs/development/python-modules/result/default.nix
+++ b/pkgs/development/python-modules/result/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "rustedpy";
     repo = "result";
      rev = "v${version}";
-    sha256 = "sha256-bEf3OJg6ksDvzZE7ezA58Q2FObb5V7BG8vkKtX284Jg=";
+    hash = "sha256-bEf3OJg6ksDvzZE7ezA58Q2FObb5V7BG8vkKtX284Jg=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/rethinkdb/default.nix b/pkgs/development/python-modules/rethinkdb/default.nix
index c9c61e34d8e68..d0ba2a4da77bd 100644
--- a/pkgs/development/python-modules/rethinkdb/default.nix
+++ b/pkgs/development/python-modules/rethinkdb/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dV8I9xdTWlXAUSj2vmwoJI+pr/JningWqrh+H59YFcE=";
+    hash = "sha256-dV8I9xdTWlXAUSj2vmwoJI+pr/JningWqrh+H59YFcE=";
   };
 
   propagatedBuildInputs = [ six setuptools ];
diff --git a/pkgs/development/python-modules/rfc3986/default.nix b/pkgs/development/python-modules/rfc3986/default.nix
index ed29754b66bad..55d37ab8740a4 100644
--- a/pkgs/development/python-modules/rfc3986/default.nix
+++ b/pkgs/development/python-modules/rfc3986/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-l6rPnb1L/YKbqtbmMJ+mVzqvG+P2+nNcirBeRs7LJhw=";
+    hash = "sha256-l6rPnb1L/YKbqtbmMJ+mVzqvG+P2+nNcirBeRs7LJhw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/rflink/default.nix b/pkgs/development/python-modules/rflink/default.nix
index 8c02dd5393ed5..a22f435717d75 100644
--- a/pkgs/development/python-modules/rflink/default.nix
+++ b/pkgs/development/python-modules/rflink/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "aequitas";
     repo = "python-rflink";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-BNKcXtsBB90KQe4HXmfJ7H3yepk1dEkozSEy5v8KSAA=";
+    hash = "sha256-BNKcXtsBB90KQe4HXmfJ7H3yepk1dEkozSEy5v8KSAA=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/rich-rst/default.nix b/pkgs/development/python-modules/rich-rst/default.nix
index f278db19a287a..91e8f2b34d229 100644
--- a/pkgs/development/python-modules/rich-rst/default.nix
+++ b/pkgs/development/python-modules/rich-rst/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "wasi-master";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-s48hdJo1LIRXTf+PeSBa6y/AH1NLmnyAafFydJ+exDk=";
+    hash = "sha256-s48hdJo1LIRXTf+PeSBa6y/AH1NLmnyAafFydJ+exDk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/rjsmin/default.nix b/pkgs/development/python-modules/rjsmin/default.nix
index 426ec492b0424..d3f09388affa8 100644
--- a/pkgs/development/python-modules/rjsmin/default.nix
+++ b/pkgs/development/python-modules/rjsmin/default.nix
@@ -5,7 +5,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-H5gr6OARQ4d3qUMHJ5tAE0o5NfwPB5MS7imXJbivVBE=";
+    hash = "sha256-H5gr6OARQ4d3qUMHJ5tAE0o5NfwPB5MS7imXJbivVBE=";
   };
 
   # The package does not ship tests, and the setup machinary confuses
diff --git a/pkgs/development/python-modules/rki-covid-parser/default.nix b/pkgs/development/python-modules/rki-covid-parser/default.nix
index 0f7b47a01228a..d7e12ba2293f1 100644
--- a/pkgs/development/python-modules/rki-covid-parser/default.nix
+++ b/pkgs/development/python-modules/rki-covid-parser/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "thebino";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-e0MJjE4zgBPL+vt9EkgsdGrgqUyKK/1S9ZFxy56PUjc=";
+    hash = "sha256-e0MJjE4zgBPL+vt9EkgsdGrgqUyKK/1S9ZFxy56PUjc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/rkm-codes/default.nix b/pkgs/development/python-modules/rkm-codes/default.nix
index 5c3ddf70e91d8..558dcdc076a66 100644
--- a/pkgs/development/python-modules/rkm-codes/default.nix
+++ b/pkgs/development/python-modules/rkm-codes/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "KenKundert";
     repo = "rkm_codes";
     rev = "v${version}";
-    sha256 = "sha256-r4F72iHxH7BoPtgYm1RD6BeSZszKRrpeBQccmT4wzuw=";
+    hash = "sha256-r4F72iHxH7BoPtgYm1RD6BeSZszKRrpeBQccmT4wzuw=";
   };
 
   format = "pyproject";
diff --git a/pkgs/development/python-modules/rlax/default.nix b/pkgs/development/python-modules/rlax/default.nix
index fda58ffd63a6b..bb7044a89d44d 100644
--- a/pkgs/development/python-modules/rlax/default.nix
+++ b/pkgs/development/python-modules/rlax/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GRqiGacyHZpVKUqfAteMjRV4EtdHkSgfFRj/H76bBVo=";
+    hash = "sha256-GRqiGacyHZpVKUqfAteMjRV4EtdHkSgfFRj/H76bBVo=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/rlp/default.nix b/pkgs/development/python-modules/rlp/default.nix
index 7999e59b2de7a..f03ba7019ac0c 100644
--- a/pkgs/development/python-modules/rlp/default.nix
+++ b/pkgs/development/python-modules/rlp/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "ethereum";
     repo = "pyrlp";
     rev = "v${version}";
-    sha256 = "sha256-GRCq4FU38e08fREg5fweig5Y60jLT2k3Yj1Jk8OA6XY=";
+    hash = "sha256-GRCq4FU38e08fREg5fweig5Y60jLT2k3Yj1Jk8OA6XY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/rnginline/default.nix b/pkgs/development/python-modules/rnginline/default.nix
index 20c5b2205648f..10beaf00bd40c 100644
--- a/pkgs/development/python-modules/rnginline/default.nix
+++ b/pkgs/development/python-modules/rnginline/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-j4W4zwHA4yA6iAFVa/LDKp00eeCX3PbmWkjd2LSUGfk=";
+    hash = "sha256-j4W4zwHA4yA6iAFVa/LDKp00eeCX3PbmWkjd2LSUGfk=";
   };
 
   patches = [
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     # https://github.com/h4l/rnginline/issues/3
     (fetchpatch {
       url = "https://github.com/h4l/rnginline/commit/b1d1c8cda2a17d46627309950f2442021749c07e.patch";
-      sha256 = "sha256-XbisEwun2wPOp7eqW2YDVdayJ4sjAMG/ezFwgoCKe9o=";
+      hash = "sha256-XbisEwun2wPOp7eqW2YDVdayJ4sjAMG/ezFwgoCKe9o=";
       name = "fix_tests_failing_collect.patch";
     })
   ];
diff --git a/pkgs/development/python-modules/robomachine/default.nix b/pkgs/development/python-modules/robomachine/default.nix
index e0f04758b66fe..768aaeb89cf6c 100644
--- a/pkgs/development/python-modules/robomachine/default.nix
+++ b/pkgs/development/python-modules/robomachine/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-XrxHaV9U7mZ2TvySHGm6qw1AsoukppzwPq4wufIjL+k=";
+    hash = "sha256-XrxHaV9U7mZ2TvySHGm6qw1AsoukppzwPq4wufIjL+k=";
   };
 
   propagatedBuildInputs = [ pyparsing robotframework allpairspy ];
diff --git a/pkgs/development/python-modules/robotframework/default.nix b/pkgs/development/python-modules/robotframework/default.nix
index eb8ebbeba1574..d5d72ac957909 100644
--- a/pkgs/development/python-modules/robotframework/default.nix
+++ b/pkgs/development/python-modules/robotframework/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-c7pPcDgqyqWQtiMbLQbQd0nAgx4TIFUFHrlBVDNdr8M=";
+    hash = "sha256-c7pPcDgqyqWQtiMbLQbQd0nAgx4TIFUFHrlBVDNdr8M=";
   };
 
   nativeCheckInputs = [ jsonschema ];
diff --git a/pkgs/development/python-modules/robotstatuschecker/default.nix b/pkgs/development/python-modules/robotstatuschecker/default.nix
index df1201fb8ea6b..6ca7aafc0eb29 100644
--- a/pkgs/development/python-modules/robotstatuschecker/default.nix
+++ b/pkgs/development/python-modules/robotstatuschecker/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "robotframework";
     repo = "statuschecker";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-7xHPqlR7IFZp3Z120mg25ZSg9eI878kE8RF1y3F5O70=";
+    hash = "sha256-7xHPqlR7IFZp3Z120mg25ZSg9eI878kE8RF1y3F5O70=";
   };
 
   propagatedBuildInputs = [ robotframework ];
diff --git a/pkgs/development/python-modules/robotsuite/default.nix b/pkgs/development/python-modules/robotsuite/default.nix
index 9bd1f6f811c53..4fd25ec8067e6 100644
--- a/pkgs/development/python-modules/robotsuite/default.nix
+++ b/pkgs/development/python-modules/robotsuite/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-iugVKUPl6HTTO8K1EbSqAk1fl/fsEPoOcsOnnAgcEas=";
+    hash = "sha256-iugVKUPl6HTTO8K1EbSqAk1fl/fsEPoOcsOnnAgcEas=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/rollbar/default.nix b/pkgs/development/python-modules/rollbar/default.nix
index 125c3732efe98..51b4af38b2e28 100644
--- a/pkgs/development/python-modules/rollbar/default.nix
+++ b/pkgs/development/python-modules/rollbar/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AjE9/GBxDsc2qwM9D4yWnYV6i5kc1n4MGpFiDooE7eI=";
+    hash = "sha256-AjE9/GBxDsc2qwM9D4yWnYV6i5kc1n4MGpFiDooE7eI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/roombapy/default.nix b/pkgs/development/python-modules/roombapy/default.nix
index c1ee853a105c0..1319c4fd4b37b 100644
--- a/pkgs/development/python-modules/roombapy/default.nix
+++ b/pkgs/development/python-modules/roombapy/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "pschmitt";
     repo = "roombapy";
     rev = version;
-    sha256 = "sha256-Xjeh29U+FCzI5n/i5s6wC0B88Ktmb8pnNDdOzCiKWi4=";
+    hash = "sha256-Xjeh29U+FCzI5n/i5s6wC0B88Ktmb8pnNDdOzCiKWi4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/rpcq/default.nix b/pkgs/development/python-modules/rpcq/default.nix
index d1561046fe0d8..1289f10ed3c4a 100644
--- a/pkgs/development/python-modules/rpcq/default.nix
+++ b/pkgs/development/python-modules/rpcq/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "rigetti";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-J7jtGXJIF3jp0a0IQZmSR4TWf9D02Luau+Bupmi/d68=";
+    hash = "sha256-J7jtGXJIF3jp0a0IQZmSR4TWf9D02Luau+Bupmi/d68=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/rpi-gpio/default.nix b/pkgs/development/python-modules/rpi-gpio/default.nix
index 56384a12e4aac..f1ef22515eb0a 100644
--- a/pkgs/development/python-modules/rpi-gpio/default.nix
+++ b/pkgs/development/python-modules/rpi-gpio/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "RPi.GPIO";
     inherit version;
-    sha256 = "sha256-zWHEsDw3tiu6SlrP6phidJwzxhjgKV5+kKpHE/s3O3A=";
+    hash = "sha256-zWHEsDw3tiu6SlrP6phidJwzxhjgKV5+kKpHE/s3O3A=";
   };
 
   # Tests disable because they do a platform check which requires running on a
diff --git a/pkgs/development/python-modules/rplcd/default.nix b/pkgs/development/python-modules/rplcd/default.nix
index c404317f027ea..b0b68cb79a343 100644
--- a/pkgs/development/python-modules/rplcd/default.nix
+++ b/pkgs/development/python-modules/rplcd/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "RPLCD";
-    sha256 = "sha256-AIEiL+IPU76DF+P08c5qokiJcZdNNDJ/Jjng2Z292LY=";
+    hash = "sha256-AIEiL+IPU76DF+P08c5qokiJcZdNNDJ/Jjng2Z292LY=";
   };
 
   # Disable check because it depends on a GPIO library
diff --git a/pkgs/development/python-modules/rpy2/default.nix b/pkgs/development/python-modules/rpy2/default.nix
index 1b8a126918ce8..94e5027c5b3f5 100644
--- a/pkgs/development/python-modules/rpy2/default.nix
+++ b/pkgs/development/python-modules/rpy2/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     disabled = isPyPy;
     src = fetchPypi {
       inherit version pname;
-      sha256 = "sha256-iaDX40Bld5VVjg22v52PE5VCi6EYr5AjUV3ako5pRPA=";
+      hash = "sha256-iaDX40Bld5VVjg22v52PE5VCi6EYr5AjUV3ako5pRPA=";
     };
 
     patches = [
diff --git a/pkgs/development/python-modules/rsskey/default.nix b/pkgs/development/python-modules/rsskey/default.nix
index 7f230fa0c87c6..095ce2b5c8cc6 100644
--- a/pkgs/development/python-modules/rsskey/default.nix
+++ b/pkgs/development/python-modules/rsskey/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QedLuwd0ES2LWhZ72Cjh3+ZZ7HbRyNsyLN9lNFbY5dQ=";
+    hash = "sha256-QedLuwd0ES2LWhZ72Cjh3+ZZ7HbRyNsyLN9lNFbY5dQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/rst2ansi/default.nix b/pkgs/development/python-modules/rst2ansi/default.nix
index e161f56d31776..7e09d32a0a80d 100644
--- a/pkgs/development/python-modules/rst2ansi/default.nix
+++ b/pkgs/development/python-modules/rst2ansi/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Gxf7mmKNQPV5M60aOqlSNGREvgaUaVCOc+lQYNoz/m8=";
+    hash = "sha256-Gxf7mmKNQPV5M60aOqlSNGREvgaUaVCOc+lQYNoz/m8=";
   };
 
   propagatedBuildInputs = [ docutils ];
diff --git a/pkgs/development/python-modules/rtoml/default.nix b/pkgs/development/python-modules/rtoml/default.nix
index f0e4482eaa43b..d59a988a10ee1 100644
--- a/pkgs/development/python-modules/rtoml/default.nix
+++ b/pkgs/development/python-modules/rtoml/default.nix
@@ -18,13 +18,13 @@ buildPythonPackage rec {
     owner = "samuelcolvin";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-tvX4KcQGw0khBjEXVFmkhsVyAkdr2Bgm6IfD1yGZ37c=";
+    hash = "sha256-tvX4KcQGw0khBjEXVFmkhsVyAkdr2Bgm6IfD1yGZ37c=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    sha256 = "sha256-KcF3Z71S7ZNZicViqwpClfT736nYYbKcKWylOP+S3HI=";
+    hash = "sha256-KcF3Z71S7ZNZicViqwpClfT736nYYbKcKWylOP+S3HI=";
   };
 
   nativeBuildInputs = with rustPlatform; [
diff --git a/pkgs/development/python-modules/rtree/default.nix b/pkgs/development/python-modules/rtree/default.nix
index 4ee9b26c5d2e2..7d4e141963146 100644
--- a/pkgs/development/python-modules/rtree/default.nix
+++ b/pkgs/development/python-modules/rtree/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Rtree";
     inherit version;
-    sha256 = "sha256-IiEhaZwwOmQGXYSb9wOLHsq8N7Zcf6NAvts47w6AVCk=";
+    hash = "sha256-IiEhaZwwOmQGXYSb9wOLHsq8N7Zcf6NAvts47w6AVCk=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/rtslib/default.nix b/pkgs/development/python-modules/rtslib/default.nix
index ff0b7d1435f71..4814b863c2a8f 100644
--- a/pkgs/development/python-modules/rtslib/default.nix
+++ b/pkgs/development/python-modules/rtslib/default.nix
@@ -8,14 +8,14 @@ buildPythonPackage rec {
     owner = "open-iscsi";
     repo = "${pname}-fb";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-qBlr4K+LeJIC6Hwy6dN9n/VjHIUYCy8pLlRtPvooWyE=";
+    hash = "sha256-qBlr4K+LeJIC6Hwy6dN9n/VjHIUYCy8pLlRtPvooWyE=";
   };
 
   patches = [
     # <https://github.com/open-iscsi/rtslib-fb/pull/187>
     (fetchpatch {
       url = "https://github.com/zhaofengli/rtslib-fb/commit/1c3c8257940a88e65676f4333363ddf259a06723.patch";
-      sha256 = "sha256-nDzL8pUKwKIej+6rOg7Om5AkwkClKk6qKlImbpoufz4=";
+      hash = "sha256-nDzL8pUKwKIej+6rOg7Om5AkwkClKk6qKlImbpoufz4=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/ruamel-yaml/default.nix b/pkgs/development/python-modules/ruamel-yaml/default.nix
index 31d76d78ac7eb..13885e03ab2b4 100644
--- a/pkgs/development/python-modules/ruamel-yaml/default.nix
+++ b/pkgs/development/python-modules/ruamel-yaml/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "ruamel.yaml";
     inherit version;
-    sha256 = "sha256-i3zml6LyEnUqNcGsQURx3BbEJMlXO+SSa1b/P10jt68=";
+    hash = "sha256-i3zml6LyEnUqNcGsQURx3BbEJMlXO+SSa1b/P10jt68=";
   };
 
   # Tests use relative paths
diff --git a/pkgs/development/python-modules/rzpipe/default.nix b/pkgs/development/python-modules/rzpipe/default.nix
index 8c365070857c5..5065f2358b5a4 100644
--- a/pkgs/development/python-modules/rzpipe/default.nix
+++ b/pkgs/development/python-modules/rzpipe/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-RSgBwmtpI58caRWov+cDWLKhti+7r70VxJbCxJveEiM=";
+    hash = "sha256-RSgBwmtpI58caRWov+cDWLKhti+7r70VxJbCxJveEiM=";
   };
 
   # No native rz_core library
diff --git a/pkgs/development/python-modules/saneyaml/default.nix b/pkgs/development/python-modules/saneyaml/default.nix
index 6b77d44c67735..9dd89af51fdfe 100644
--- a/pkgs/development/python-modules/saneyaml/default.nix
+++ b/pkgs/development/python-modules/saneyaml/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sjCfeDZiPNbbkyV067xD4/ZcdD52NReeZL7ssNFibkQ=";
+    hash = "sha256-sjCfeDZiPNbbkyV067xD4/ZcdD52NReeZL7ssNFibkQ=";
   };
 
   dontConfigure = true;
diff --git a/pkgs/development/python-modules/sarge/default.nix b/pkgs/development/python-modules/sarge/default.nix
index d02b9da7be449..f3dc0f269f859 100644
--- a/pkgs/development/python-modules/sarge/default.nix
+++ b/pkgs/development/python-modules/sarge/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "vsajip";
     repo = pname;
     rev = version;
-    sha256 = "sha256-bT1DbcQi+SbeRBsL7ILuQbSnAj3BBB4+FNl+Zek5xU4=";
+    hash = "sha256-bT1DbcQi+SbeRBsL7ILuQbSnAj3BBB4+FNl+Zek5xU4=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/scapy/default.nix b/pkgs/development/python-modules/scapy/default.nix
index a76e8c5384f7d..3714d7bf76cf2 100644
--- a/pkgs/development/python-modules/scapy/default.nix
+++ b/pkgs/development/python-modules/scapy/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "secdev";
     repo = "scapy";
     rev = "v${version}";
-    sha256 = "sha256-xJlovcxUQOQHfOU0Jgin/ayd2T5fOyeN4Jg0DbLHoeU=";
+    hash = "sha256-xJlovcxUQOQHfOU0Jgin/ayd2T5fOyeN4Jg0DbLHoeU=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/schiene/default.nix b/pkgs/development/python-modules/schiene/default.nix
index b4a3751a831c8..cc8d49668064f 100644
--- a/pkgs/development/python-modules/schiene/default.nix
+++ b/pkgs/development/python-modules/schiene/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sCaVrHqQZwAZDXIjh4Rg9ZT/EQSbrOPdSyT8oofCsmA=";
+    hash = "sha256-sCaVrHqQZwAZDXIjh4Rg9ZT/EQSbrOPdSyT8oofCsmA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/schwifty/default.nix b/pkgs/development/python-modules/schwifty/default.nix
index 38fffa4ba88ff..266986be700f2 100644
--- a/pkgs/development/python-modules/schwifty/default.nix
+++ b/pkgs/development/python-modules/schwifty/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YEBBrU+Xcl5zFPEt/EvPD5eFPUYSpGJ3ZoIK6PRVwlc=";
+    hash = "sha256-YEBBrU+Xcl5zFPEt/EvPD5eFPUYSpGJ3ZoIK6PRVwlc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/scikit-bio/default.nix b/pkgs/development/python-modules/scikit-bio/default.nix
index d7781f3fb8d01..18e49239d08be 100644
--- a/pkgs/development/python-modules/scikit-bio/default.nix
+++ b/pkgs/development/python-modules/scikit-bio/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1VqDw+XyyhEydE4UCSM/th2a8MWpXet7KR5uNAcSuGs=";
+    hash = "sha256-1VqDw+XyyhEydE4UCSM/th2a8MWpXet7KR5uNAcSuGs=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/scikit-fmm/default.nix b/pkgs/development/python-modules/scikit-fmm/default.nix
index be166109b6b80..ba507803fa848 100644
--- a/pkgs/development/python-modules/scikit-fmm/default.nix
+++ b/pkgs/development/python-modules/scikit-fmm/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-BgDmxoB1QzZ/DlqIB0m66Km+fbAo5RcpjmX0BZ9985w=";
+    hash = "sha256-BgDmxoB1QzZ/DlqIB0m66Km+fbAo5RcpjmX0BZ9985w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/scikit-image/default.nix b/pkgs/development/python-modules/scikit-image/default.nix
index d899c940b9827..22c7387ff0d1d 100644
--- a/pkgs/development/python-modules/scikit-image/default.nix
+++ b/pkgs/development/python-modules/scikit-image/default.nix
@@ -29,7 +29,7 @@ let
       owner = pname;
       repo = pname;
       rev = "v${version}";
-      sha256 = "sha256-zvXgZdvYycFbbMsBFSqMDzLanEtF9+JuVSQ3AM8/LQk=";
+      hash = "sha256-zvXgZdvYycFbbMsBFSqMDzLanEtF9+JuVSQ3AM8/LQk=";
     };
 
     patches = [ ./add-testing-data.patch ];
diff --git a/pkgs/development/python-modules/scikit-learn/default.nix b/pkgs/development/python-modules/scikit-learn/default.nix
index 7499eb6e9de90..bd2a9be69b67f 100644
--- a/pkgs/development/python-modules/scikit-learn/default.nix
+++ b/pkgs/development/python-modules/scikit-learn/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+/ilyJPJtLmbzH7Y+z6FAJV6ET9BAYYDhtBmNVIPfPs=";
+    hash = "sha256-+/ilyJPJtLmbzH7Y+z6FAJV6ET9BAYYDhtBmNVIPfPs=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/scikit-misc/default.nix b/pkgs/development/python-modules/scikit-misc/default.nix
index bfe0ab7d5b349..ab37bdfd7e959 100644
--- a/pkgs/development/python-modules/scikit-misc/default.nix
+++ b/pkgs/development/python-modules/scikit-misc/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-93RqA0eBEGPh7PkSHflINXhQA5U8OLW6hPY/xQjCKRE=";
+    hash = "sha256-93RqA0eBEGPh7PkSHflINXhQA5U8OLW6hPY/xQjCKRE=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/scikit-survival/default.nix b/pkgs/development/python-modules/scikit-survival/default.nix
index 708979a4cb2e7..ab4a87fa47eac 100644
--- a/pkgs/development/python-modules/scikit-survival/default.nix
+++ b/pkgs/development/python-modules/scikit-survival/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UBhUCpRXyd5gLxaf38wBURo2DIoUgMmROogGF3bwWJk=";
+    hash = "sha256-UBhUCpRXyd5gLxaf38wBURo2DIoUgMmROogGF3bwWJk=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/scikits-odes/default.nix b/pkgs/development/python-modules/scikits-odes/default.nix
index 17cbfdfbdef69..4d56ab6fa944c 100644
--- a/pkgs/development/python-modules/scikits-odes/default.nix
+++ b/pkgs/development/python-modules/scikits-odes/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-px4Z4UhYk3VK6MBQZoIy/MaU8XuDYC51++v3v5+XXh4=";
+    hash = "sha256-px4Z4UhYk3VK6MBQZoIy/MaU8XuDYC51++v3v5+XXh4=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/scikits-samplerate/default.nix b/pkgs/development/python-modules/scikits-samplerate/default.nix
index 2560d554eab62..5a437c07f46bb 100644
--- a/pkgs/development/python-modules/scikits-samplerate/default.nix
+++ b/pkgs/development/python-modules/scikits-samplerate/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage {
     owner = "cournape";
     repo = "samplerate";
     rev = "a536c97eb2d6195b5f266ea3cc3a35364c4c2210";
-    sha256 = "sha256-7x03Q6VXfP9p8HCk15IDZ9HeqTyi5F1AlGX/otdh8VU=";
+    hash = "sha256-7x03Q6VXfP9p8HCk15IDZ9HeqTyi5F1AlGX/otdh8VU=";
   };
 
   buildInputs =  [
diff --git a/pkgs/development/python-modules/scipy/default.nix b/pkgs/development/python-modules/scipy/default.nix
index cb2bc210a72b8..1090e724a7fd3 100644
--- a/pkgs/development/python-modules/scipy/default.nix
+++ b/pkgs/development/python-modules/scipy/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-LPnfuAp7RYm6TEDOdYiYbW1c68VFfK0sKID2vC1C86U=";
+    hash = "sha256-LPnfuAp7RYm6TEDOdYiYbW1c68VFfK0sKID2vC1C86U=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/scp/default.nix b/pkgs/development/python-modules/scp/default.nix
index 25d57cbe2f2db..d85d8f1dac75e 100644
--- a/pkgs/development/python-modules/scp/default.nix
+++ b/pkgs/development/python-modules/scp/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ZPABWJmz0hLLgIjn1A668Ghoif8OJD1cEkLv6LUPBT4=";
+    hash = "sha256-ZPABWJmz0hLLgIjn1A668Ghoif8OJD1cEkLv6LUPBT4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/scrap-engine/default.nix b/pkgs/development/python-modules/scrap-engine/default.nix
index 5fe1c2a464ffa..2726f3675fc3a 100644
--- a/pkgs/development/python-modules/scrap-engine/default.nix
+++ b/pkgs/development/python-modules/scrap-engine/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5OlnBRFhjFAcVkuuKM5hpeRxi+uvjpzfdhp1+5Nx1IU=";
+    hash = "sha256-5OlnBRFhjFAcVkuuKM5hpeRxi+uvjpzfdhp1+5Nx1IU=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/scrapy-splash/default.nix b/pkgs/development/python-modules/scrapy-splash/default.nix
index 290637cb8abb1..5559586d04ce0 100644
--- a/pkgs/development/python-modules/scrapy-splash/default.nix
+++ b/pkgs/development/python-modules/scrapy-splash/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7PEwJk3AjgxGHIYH7K13dGimStAd7bJinA+BvV/NcpU=";
+    hash = "sha256-7PEwJk3AjgxGHIYH7K13dGimStAd7bJinA+BvV/NcpU=";
   };
 
   propagatedBuildInputs = [ scrapy six ];
diff --git a/pkgs/development/python-modules/screed/default.nix b/pkgs/development/python-modules/screed/default.nix
index 71e399cb987aa..604d77c493d73 100644
--- a/pkgs/development/python-modules/screed/default.nix
+++ b/pkgs/development/python-modules/screed/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-c0/6eopkUoZJbYlbc2+R1rKYiVbi/UI1gSPZPshRm2o=";
+    hash = "sha256-c0/6eopkUoZJbYlbc2+R1rKYiVbi/UI1gSPZPshRm2o=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/scs/default.nix b/pkgs/development/python-modules/scs/default.nix
index b9ee0aed2df7c..973e54644bea3 100644
--- a/pkgs/development/python-modules/scs/default.nix
+++ b/pkgs/development/python-modules/scs/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "bodono";
     repo = "scs-python";
     rev = version;
-    sha256 = "sha256-7OgqCo21S0FDev8xv6/8iGFXg8naVi93zd8v1f9iaWw=";
+    hash = "sha256-7OgqCo21S0FDev8xv6/8iGFXg8naVi93zd8v1f9iaWw=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/development/python-modules/seedir/default.nix b/pkgs/development/python-modules/seedir/default.nix
index f9b6c442868d9..46fca2c568f69 100644
--- a/pkgs/development/python-modules/seedir/default.nix
+++ b/pkgs/development/python-modules/seedir/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "earnestt1234";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-ioez5lBNyiBK3poL2Px3KtCQeM+Gh2d4iD3SoAIHFAk=";
+    hash = "sha256-ioez5lBNyiBK3poL2Px3KtCQeM+Gh2d4iD3SoAIHFAk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/segno/default.nix b/pkgs/development/python-modules/segno/default.nix
index e01c2487493e8..12aa23e95dd1b 100644
--- a/pkgs/development/python-modules/segno/default.nix
+++ b/pkgs/development/python-modules/segno/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "heuer";
     repo = "segno";
     rev = version;
-    sha256 = "sha256-+OEXG5OvrZ5Ft7IO/7zodf+SgiRF+frwjltrBENNnHo=";
+    hash = "sha256-+OEXG5OvrZ5Ft7IO/7zodf+SgiRF+frwjltrBENNnHo=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/segyio/default.nix b/pkgs/development/python-modules/segyio/default.nix
index 7b0ec0bea13aa..ce7f9a01a567f 100644
--- a/pkgs/development/python-modules/segyio/default.nix
+++ b/pkgs/development/python-modules/segyio/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     # PR https://github.com/equinor/segyio/pull/531
     (fetchpatch {
         url = "https://github.com/equinor/segyio/commit/628bc5e02d0f98b89fe70b072df9b8e677622e9e.patch";
-        sha256 = "sha256-j+vqHZNfPIh+yWBgqbGD3W04FBvFiDJKnmcC/oTk3a8=";
+        hash = "sha256-j+vqHZNfPIh+yWBgqbGD3W04FBvFiDJKnmcC/oTk3a8=";
     })
   ];
 
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
     owner = "equinor";
     repo = pname;
     rev = version;
-    sha256 = "sha256-L3u5BHS5tARS2aIiQbumADkuzw1Aw4Yuav8H8tRNYNg=";
+    hash = "sha256-L3u5BHS5tARS2aIiQbumADkuzw1Aw4Yuav8H8tRNYNg=";
   };
 
   nativeBuildInputs = [ cmake ninja python scikit-build ];
diff --git a/pkgs/development/python-modules/semantic-version/default.nix b/pkgs/development/python-modules/semantic-version/default.nix
index 39c4df56ef4af..d80afabb21693 100644
--- a/pkgs/development/python-modules/semantic-version/default.nix
+++ b/pkgs/development/python-modules/semantic-version/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "semantic_version";
     inherit version;
-    sha256 = "sha256-vau20zaZjLs3jUuds6S1ah4yNXAdwF6iaQ2amX7VBBw=";
+    hash = "sha256-vau20zaZjLs3jUuds6S1ah4yNXAdwF6iaQ2amX7VBBw=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/sendgrid/default.nix b/pkgs/development/python-modules/sendgrid/default.nix
index 6a359d988986a..37e7ea9d98513 100644
--- a/pkgs/development/python-modules/sendgrid/default.nix
+++ b/pkgs/development/python-modules/sendgrid/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = "sendgrid-python";
     rev = version;
-    sha256 = "sha256-Lx84jmgJz/J5MJtJyqDTVIbN6H63gD2rkJrdNeojd08=";
+    hash = "sha256-Lx84jmgJz/J5MJtJyqDTVIbN6H63gD2rkJrdNeojd08=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sentinel/default.nix b/pkgs/development/python-modules/sentinel/default.nix
index 048b4d37151c3..33d5f2990320c 100644
--- a/pkgs/development/python-modules/sentinel/default.nix
+++ b/pkgs/development/python-modules/sentinel/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GQko+ZUa9ulKH4Tu/K7XkcKAl90VK4jpiJBr4wBFH9I=";
+    hash = "sha256-GQko+ZUa9ulKH4Tu/K7XkcKAl90VK4jpiJBr4wBFH9I=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/seqdiag/default.nix b/pkgs/development/python-modules/seqdiag/default.nix
index 7fee814f973ed..d2a61dcbb7ffd 100644
--- a/pkgs/development/python-modules/seqdiag/default.nix
+++ b/pkgs/development/python-modules/seqdiag/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "blockdiag";
     repo = pname;
     rev = version;
-    sha256 = "sha256-Dh9JMx50Nexi0q39rYr9MpkKmQRAfT7lzsNOXoTuphg=";
+    hash = "sha256-Dh9JMx50Nexi0q39rYr9MpkKmQRAfT7lzsNOXoTuphg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/serpent/default.nix b/pkgs/development/python-modules/serpent/default.nix
index 537b986a62f43..4ee432a9fce92 100644
--- a/pkgs/development/python-modules/serpent/default.nix
+++ b/pkgs/development/python-modules/serpent/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-BAcDX+PGZEOH1Iz/FGfVqp/v+BTQc3K3hnftDuPtcJU=";
+    hash = "sha256-BAcDX+PGZEOH1Iz/FGfVqp/v+BTQc3K3hnftDuPtcJU=";
   };
 
   propagatedBuildInputs = lib.optionals isPy27 [ enum34 ];
diff --git a/pkgs/development/python-modules/servefile/default.nix b/pkgs/development/python-modules/servefile/default.nix
index a4a62a5145afe..13d21b1be6c59 100644
--- a/pkgs/development/python-modules/servefile/default.nix
+++ b/pkgs/development/python-modules/servefile/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "sebageek";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-hIqXwhmvstCslsCO973oK5FF2c8gZJ0wNUI/z8W+OjU=";
+    hash = "sha256-hIqXwhmvstCslsCO973oK5FF2c8gZJ0wNUI/z8W+OjU=";
   };
 
   propagatedBuildInputs = [ pyopenssl ];
diff --git a/pkgs/development/python-modules/service-identity/default.nix b/pkgs/development/python-modules/service-identity/default.nix
index 9e13bdbe6f091..63c0779393133 100644
--- a/pkgs/development/python-modules/service-identity/default.nix
+++ b/pkgs/development/python-modules/service-identity/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "pyca";
     repo = pname;
     rev = version;
-    sha256 = "sha256-pWc2rU3ULqEukMhd1ySY58lTm3s8f/ayQ7CY4nG24AQ=";
+    hash = "sha256-pWc2rU3ULqEukMhd1ySY58lTm3s8f/ayQ7CY4nG24AQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/setproctitle/default.nix b/pkgs/development/python-modules/setproctitle/default.nix
index 85b94cd668126..5e4fbecccba69 100644
--- a/pkgs/development/python-modules/setproctitle/default.nix
+++ b/pkgs/development/python-modules/setproctitle/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ufuXkHyDDSYPoGWO1Yr9SKhrK4iqxSETXDUv9/00d/0=";
+    hash = "sha256-ufuXkHyDDSYPoGWO1Yr9SKhrK4iqxSETXDUv9/00d/0=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/setuptools-declarative-requirements/default.nix b/pkgs/development/python-modules/setuptools-declarative-requirements/default.nix
index 8442ad6252aab..fbf05cce22b20 100644
--- a/pkgs/development/python-modules/setuptools-declarative-requirements/default.nix
+++ b/pkgs/development/python-modules/setuptools-declarative-requirements/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-V6W5u5rTUMJ46Kpr5M3rvNklubpx1qcSoXimGM+4mPc=";
+    hash = "sha256-V6W5u5rTUMJ46Kpr5M3rvNklubpx1qcSoXimGM+4mPc=";
   };
 
   buildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/setuptools-rust/default.nix b/pkgs/development/python-modules/setuptools-rust/default.nix
index 1ad0095e0096a..5a1a2e2107a14 100644
--- a/pkgs/development/python-modules/setuptools-rust/default.nix
+++ b/pkgs/development/python-modules/setuptools-rust/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2NrMsU3A6uG2tus+zveWdb03tAZTafecNTk91cVWUsc=";
+    hash = "sha256-2NrMsU3A6uG2tus+zveWdb03tAZTafecNTk91cVWUsc=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/sexpdata/default.nix b/pkgs/development/python-modules/sexpdata/default.nix
index b434e768010bb..4502c6e38ae63 100644
--- a/pkgs/development/python-modules/sexpdata/default.nix
+++ b/pkgs/development/python-modules/sexpdata/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5Xb2Lq0y1QQeYw+UV9LBp1RNf+XdlqSbVRWSORFcN3M=";
+    hash = "sha256-5Xb2Lq0y1QQeYw+UV9LBp1RNf+XdlqSbVRWSORFcN3M=";
   };
 
   doCheck = false;
diff --git a/pkgs/development/python-modules/sfepy/default.nix b/pkgs/development/python-modules/sfepy/default.nix
index 968dea44b0f00..6540ca851c98d 100644
--- a/pkgs/development/python-modules/sfepy/default.nix
+++ b/pkgs/development/python-modules/sfepy/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
     owner = "sfepy";
     repo = "sfepy";
     rev = "release_${version}";
-    sha256 = "sha256-6AhyO6LRG6N62ZAoPCZpRKu4ZBzj9IHkurhKFIPFAJI=";
+    hash = "sha256-6AhyO6LRG6N62ZAoPCZpRKu4ZBzj9IHkurhKFIPFAJI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sgp4/default.nix b/pkgs/development/python-modules/sgp4/default.nix
index 94522c6b78d57..286d1f8583d77 100644
--- a/pkgs/development/python-modules/sgp4/default.nix
+++ b/pkgs/development/python-modules/sgp4/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YXm4dQRId+lBYzwgr3ci/SMaiNiomvAb8wvWTzPN7O8=";
+    hash = "sha256-YXm4dQRId+lBYzwgr3ci/SMaiNiomvAb8wvWTzPN7O8=";
   };
 
   nativeCheckInputs = [ numpy ];
diff --git a/pkgs/development/python-modules/shamir-mnemonic/default.nix b/pkgs/development/python-modules/shamir-mnemonic/default.nix
index cdc4cb4fdf21f..5fbd75d7e42ac 100644
--- a/pkgs/development/python-modules/shamir-mnemonic/default.nix
+++ b/pkgs/development/python-modules/shamir-mnemonic/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "trezor";
     repo = "python-${pname}";
     rev = "v${version}";
-    sha256 = "sha256-b9tBXN9dBdAeGg3xf5ZBdd6kPpFzseJl6wRTTfNZEwo=";
+    hash = "sha256-b9tBXN9dBdAeGg3xf5ZBdd6kPpFzseJl6wRTTfNZEwo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/shap/default.nix b/pkgs/development/python-modules/shap/default.nix
index a7c9b139ac5c8..96c9c1f952acd 100644
--- a/pkgs/development/python-modules/shap/default.nix
+++ b/pkgs/development/python-modules/shap/default.nix
@@ -34,7 +34,7 @@ buildPythonPackage rec {
     owner = "slundberg";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-rYVWQ3VRvIObSQPwDRsxhTOGOKNkYkLtiHzVwoB3iJ0=";
+    hash = "sha256-rYVWQ3VRvIObSQPwDRsxhTOGOKNkYkLtiHzVwoB3iJ0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/shiv/default.nix b/pkgs/development/python-modules/shiv/default.nix
index 8e0ec9de050fd..0aa5931cbf2b4 100644
--- a/pkgs/development/python-modules/shiv/default.nix
+++ b/pkgs/development/python-modules/shiv/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-vxRv8/Oryi6xIU6GAY82EkocItk1QO71JAMhys19f1c=";
+    hash = "sha256-vxRv8/Oryi6xIU6GAY82EkocItk1QO71JAMhys19f1c=";
   };
 
   propagatedBuildInputs = [ click pip setuptools wheel ];
diff --git a/pkgs/development/python-modules/shlib/default.nix b/pkgs/development/python-modules/shlib/default.nix
index 797e22f14c1a1..1b7c3b9b8fe68 100644
--- a/pkgs/development/python-modules/shlib/default.nix
+++ b/pkgs/development/python-modules/shlib/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "KenKundert";
     repo = "shlib";
     rev = "v${version}";
-    sha256 = "sha256-2fwRxa64QXKJuhYwt9Z4BxhTeq1iwbd/IznfxPUjeSM=";
+    hash = "sha256-2fwRxa64QXKJuhYwt9Z4BxhTeq1iwbd/IznfxPUjeSM=";
   };
 
   pythonImportsCheck = [ "shlib" ];
diff --git a/pkgs/development/python-modules/shodan/default.nix b/pkgs/development/python-modules/shodan/default.nix
index e9312be501b2a..b597edf7935f3 100644
--- a/pkgs/development/python-modules/shodan/default.nix
+++ b/pkgs/development/python-modules/shodan/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GL0q6BEUtwg24OMxUicyXhQ5gnUiOZiowjWwmUMvSws=";
+    hash = "sha256-GL0q6BEUtwg24OMxUicyXhQ5gnUiOZiowjWwmUMvSws=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sievelib/default.nix b/pkgs/development/python-modules/sievelib/default.nix
index 694f0f0f34175..1bb13e6cc3d8a 100644
--- a/pkgs/development/python-modules/sievelib/default.nix
+++ b/pkgs/development/python-modules/sievelib/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-7cubQWqYWjzFt9f01+wBPjcuv5DmTJ2eAOIDEpmvOP0=";
+    hash = "sha256-7cubQWqYWjzFt9f01+wBPjcuv5DmTJ2eAOIDEpmvOP0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/signalslot/default.nix b/pkgs/development/python-modules/signalslot/default.nix
index 515267a70b26a..4dd13c4c089f4 100644
--- a/pkgs/development/python-modules/signalslot/default.nix
+++ b/pkgs/development/python-modules/signalslot/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Z26RPNau+4719e82jMhb2LyIR6EvsANI8r3+eKuw494=";
+    hash = "sha256-Z26RPNau+4719e82jMhb2LyIR6EvsANI8r3+eKuw494=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/signify/default.nix b/pkgs/development/python-modules/signify/default.nix
index 392bcd2eaac01..9d6ce6c7db456 100644
--- a/pkgs/development/python-modules/signify/default.nix
+++ b/pkgs/development/python-modules/signify/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "ralphje";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-YJc9RIqkEL7dd1ahE4IbxyyZgsZWBDqbXZAvI/nK24M=";
+    hash = "sha256-YJc9RIqkEL7dd1ahE4IbxyyZgsZWBDqbXZAvI/nK24M=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/simanneal/default.nix b/pkgs/development/python-modules/simanneal/default.nix
index a9d61dd6528d0..6145279c3258f 100644
--- a/pkgs/development/python-modules/simanneal/default.nix
+++ b/pkgs/development/python-modules/simanneal/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "perrygeo";
     repo = "simanneal";
     rev = version;
-    sha256 = "sha256-yKZHkrf6fM0WsHczIEK5Kxusz5dSBgydK3fLu1nDyvk=";
+    hash = "sha256-yKZHkrf6fM0WsHczIEK5Kxusz5dSBgydK3fLu1nDyvk=";
   };
 
   nativeCheckInputs = [ pytest ];
diff --git a/pkgs/development/python-modules/simple-rest-client/default.nix b/pkgs/development/python-modules/simple-rest-client/default.nix
index c5d885f328fa7..673028a763876 100644
--- a/pkgs/development/python-modules/simple-rest-client/default.nix
+++ b/pkgs/development/python-modules/simple-rest-client/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "allisson";
     repo = "python-simple-rest-client";
     rev = version;
-    sha256 = "sha256-HdGYLDrqQvd7hvjwhC5dY2amdHUZHTYJvD1QP89lcXU=";
+    hash = "sha256-HdGYLDrqQvd7hvjwhC5dY2amdHUZHTYJvD1QP89lcXU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/simple-rlp/default.nix b/pkgs/development/python-modules/simple-rlp/default.nix
index 24d5d92412391..06837ba1f3421 100644
--- a/pkgs/development/python-modules/simple-rlp/default.nix
+++ b/pkgs/development/python-modules/simple-rlp/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-LfHSt2nwoBd9JiMauL4W5l41RrF7sKmkkO/TUXwIKHY=";
+    hash = "sha256-LfHSt2nwoBd9JiMauL4W5l41RrF7sKmkkO/TUXwIKHY=";
   };
 
   pythonImportsCheck = [ "rlp" ];
diff --git a/pkgs/development/python-modules/simple-salesforce/default.nix b/pkgs/development/python-modules/simple-salesforce/default.nix
index bcbe6770919ba..9facb239f4cb4 100644
--- a/pkgs/development/python-modules/simple-salesforce/default.nix
+++ b/pkgs/development/python-modules/simple-salesforce/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-lCZdX+gf9ROU1MIRw/ppTNO8jIGUxE1+gbHh6sK5L2s=";
+    hash = "sha256-lCZdX+gf9ROU1MIRw/ppTNO8jIGUxE1+gbHh6sK5L2s=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/simplefix/default.nix b/pkgs/development/python-modules/simplefix/default.nix
index fc241ce278ac6..9a5ce3ec4c8c4 100644
--- a/pkgs/development/python-modules/simplefix/default.nix
+++ b/pkgs/development/python-modules/simplefix/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     repo = "simplefix";
     owner = "da4089";
     rev = "v${version}";
-    sha256 = "sha256-GQHMotxNRuRv6zXhrD02T+aFgfYe3RnvUGADsBeSPbA=";
+    hash = "sha256-GQHMotxNRuRv6zXhrD02T+aFgfYe3RnvUGADsBeSPbA=";
   };
 
   checkPhase = ''
diff --git a/pkgs/development/python-modules/single-version/default.nix b/pkgs/development/python-modules/single-version/default.nix
index 01671657eea90..b1ba4adfa120e 100644
--- a/pkgs/development/python-modules/single-version/default.nix
+++ b/pkgs/development/python-modules/single-version/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     owner = "hongquan";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-I8ATQzPRH9FVjqPoqrNjYMBU5azpmkLjRmHcz943C10=";
+    hash = "sha256-I8ATQzPRH9FVjqPoqrNjYMBU5azpmkLjRmHcz943C10=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/siosocks/default.nix b/pkgs/development/python-modules/siosocks/default.nix
index a72b54f56ca31..7af2a1118c312 100644
--- a/pkgs/development/python-modules/siosocks/default.nix
+++ b/pkgs/development/python-modules/siosocks/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-uja79vWhPYOhhTUBIh+XpS4GnrYJy0/XpDXXQjnyHWM=";
+    hash = "sha256-uja79vWhPYOhhTUBIh+XpS4GnrYJy0/XpDXXQjnyHWM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/skia-pathops/default.nix b/pkgs/development/python-modules/skia-pathops/default.nix
index 7784b5bee4f91..9cb4775fa13cc 100644
--- a/pkgs/development/python-modules/skia-pathops/default.nix
+++ b/pkgs/development/python-modules/skia-pathops/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     pname = "skia-pathops";
     inherit version;
     extension = "zip";
-    sha256 = "sha256-Ci/e6Ht62wGMv6bpXvnkKZ7WOwCAvidnejD/77ypE1A=";
+    hash = "sha256-Ci/e6Ht62wGMv6bpXvnkKZ7WOwCAvidnejD/77ypE1A=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/skyfield/default.nix b/pkgs/development/python-modules/skyfield/default.nix
index ca45a3de8d1c0..73e6ea9ed0411 100644
--- a/pkgs/development/python-modules/skyfield/default.nix
+++ b/pkgs/development/python-modules/skyfield/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "skyfielders";
     repo = "python-skyfield";
     rev = version;
-    sha256 = "sha256-aoSkuLhZcEy+13EJQOBHV2/rgmN6aZQHqfj4OOirOG0=";
+    hash = "sha256-aoSkuLhZcEy+13EJQOBHV2/rgmN6aZQHqfj4OOirOG0=";
   };
 
   propagatedBuildInputs = [ certifi numpy sgp4 jplephem ];
diff --git a/pkgs/development/python-modules/skytemple-files/default.nix b/pkgs/development/python-modules/skytemple-files/default.nix
index 2f43d04ba1681..226cc5295e7f0 100644
--- a/pkgs/development/python-modules/skytemple-files/default.nix
+++ b/pkgs/development/python-modules/skytemple-files/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "SkyTemple";
     repo = pname;
     rev = version;
-    sha256 = "sha256-Z/jbr9o0WKPjkAsfZzxuwAKKdwYV3rLGkUMlMgyC5s0=";
+    hash = "sha256-Z/jbr9o0WKPjkAsfZzxuwAKKdwYV3rLGkUMlMgyC5s0=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/development/python-modules/skytemple-rust/default.nix b/pkgs/development/python-modules/skytemple-rust/default.nix
index 6066407dafd48..87319d81270b4 100644
--- a/pkgs/development/python-modules/skytemple-rust/default.nix
+++ b/pkgs/development/python-modules/skytemple-rust/default.nix
@@ -15,13 +15,13 @@ buildPythonPackage rec {
     owner = "SkyTemple";
     repo = pname;
     rev = version;
-    sha256 = "sha256-rC7KA79va8gZpMKJQ7s3xYdbopNqmWdRYDCbaWaxsR0=";
+    hash = "sha256-rC7KA79va8gZpMKJQ7s3xYdbopNqmWdRYDCbaWaxsR0=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    sha256 = "sha256-lXPCxRbaqUC5EfyeBPtJDuGADYOA+DWMaOZRwXppP8E=";
+    hash = "sha256-lXPCxRbaqUC5EfyeBPtJDuGADYOA+DWMaOZRwXppP8E=";
   };
 
   buildInputs = lib.optionals stdenv.isDarwin [ libiconv Foundation ];
diff --git a/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix b/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
index 8ca4a45b37108..b394dd1662e99 100644
--- a/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
+++ b/pkgs/development/python-modules/skytemple-ssb-debugger/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     owner = "SkyTemple";
     repo = pname;
     rev = version;
-    sha256 = "sha256-dd0qsSNBwxuSopjz2PLqEFddZpvMgeJIjBXY5P6OAow=";
+    hash = "sha256-dd0qsSNBwxuSopjz2PLqEFddZpvMgeJIjBXY5P6OAow=";
   };
 
   buildInputs = [ gobject-introspection gtk3 gtksourceview3 ];
diff --git a/pkgs/development/python-modules/smart-open/default.nix b/pkgs/development/python-modules/smart-open/default.nix
index 5a306d1810429..e0d7757d0bfe8 100644
--- a/pkgs/development/python-modules/smart-open/default.nix
+++ b/pkgs/development/python-modules/smart-open/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "RaRe-Technologies";
     repo = "smart_open";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-sVKrCph5M7xsE7gtzsP/eVEbZyFfoucW3p30YYpwVFI=";
+    hash = "sha256-sVKrCph5M7xsE7gtzsP/eVEbZyFfoucW3p30YYpwVFI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/smbus-cffi/default.nix b/pkgs/development/python-modules/smbus-cffi/default.nix
index ec3fbd8e8d803..1612a606f3167 100644
--- a/pkgs/development/python-modules/smbus-cffi/default.nix
+++ b/pkgs/development/python-modules/smbus-cffi/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     # https://github.com/bivab/smbus-cffi/pull/24
     (fetchpatch {
       url = "https://github.com/bivab/smbus-cffi/commit/ba79ae174a9d84e767d95f165c43ee212b1bbb92.patch";
-      sha256 = "sha256-WtRuK5y6fWDEhm0Xy5XqS5yCkn7vXXYtjlOjS90gla4=";
+      hash = "sha256-WtRuK5y6fWDEhm0Xy5XqS5yCkn7vXXYtjlOjS90gla4=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/smbus2/default.nix b/pkgs/development/python-modules/smbus2/default.nix
index 8282d0b109614..ba36c02e6962b 100644
--- a/pkgs/development/python-modules/smbus2/default.nix
+++ b/pkgs/development/python-modules/smbus2/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "kplindegaard";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-6JzFbhUq8XR1nYkadPeYqItcLZDIFAwTe3BriEW2nVI=";
+    hash = "sha256-6JzFbhUq8XR1nYkadPeYqItcLZDIFAwTe3BriEW2nVI=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/smhi-pkg/default.nix b/pkgs/development/python-modules/smhi-pkg/default.nix
index b4a5ef4839d38..e1310a0a386ce 100644
--- a/pkgs/development/python-modules/smhi-pkg/default.nix
+++ b/pkgs/development/python-modules/smhi-pkg/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "joysoftware";
     repo = "pypi_smhi";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-jcIXzAZO9SxC/0apdjAVv1GmBTbdlasfXr1/Tj9adNc=";
+    hash = "sha256-jcIXzAZO9SxC/0apdjAVv1GmBTbdlasfXr1/Tj9adNc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/social-auth-app-django/default.nix b/pkgs/development/python-modules/social-auth-app-django/default.nix
index eb928ec2e7816..960e01cfa2193 100644
--- a/pkgs/development/python-modules/social-auth-app-django/default.nix
+++ b/pkgs/development/python-modules/social-auth-app-django/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "python-social-auth";
     repo = "social-app-django";
     rev = version;
-    sha256 = "sha256-ONhdXxclHRpVtijpKEZlmGDhjid/jnTaPq6LQtjxCC4=";
+    hash = "sha256-ONhdXxclHRpVtijpKEZlmGDhjid/jnTaPq6LQtjxCC4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/socialscan/default.nix b/pkgs/development/python-modules/socialscan/default.nix
index 5e25e3c16bec2..db9cd3c1f8ca7 100644
--- a/pkgs/development/python-modules/socialscan/default.nix
+++ b/pkgs/development/python-modules/socialscan/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "iojw";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-jiyTcpJ00DvfweChawj1ugdCVHHAdwDbHEp9jivH7gs=";
+    hash = "sha256-jiyTcpJ00DvfweChawj1ugdCVHHAdwDbHEp9jivH7gs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/socketio-client/default.nix b/pkgs/development/python-modules/socketio-client/default.nix
index 2842e37517320..43587824e01a7 100644
--- a/pkgs/development/python-modules/socketio-client/default.nix
+++ b/pkgs/development/python-modules/socketio-client/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "invisibleroads";
     repo = "socketio-client";
     rev = version;
-    sha256 = "sha256-71sjiGJDDYElPGUNCH1HaVdvgMt8KeD/kXVDpF615ho=";
+    hash = "sha256-71sjiGJDDYElPGUNCH1HaVdvgMt8KeD/kXVDpF615ho=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/solax/default.nix b/pkgs/development/python-modules/solax/default.nix
index 4a471bedf17e3..020c48aaa587d 100644
--- a/pkgs/development/python-modules/solax/default.nix
+++ b/pkgs/development/python-modules/solax/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-lqzFY2Rfmc/9KUuFfq07DZkIIS2cJ1JqZ/8gP3+pu5U=";
+    hash = "sha256-lqzFY2Rfmc/9KUuFfq07DZkIIS2cJ1JqZ/8gP3+pu5U=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/solc-select/default.nix b/pkgs/development/python-modules/solc-select/default.nix
index b20c60c4ab82b..9b8c611b925db 100644
--- a/pkgs/development/python-modules/solc-select/default.nix
+++ b/pkgs/development/python-modules/solc-select/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-850IA1NVvQ4KiH5KEIjqEKFd1k5ECMx/zXLZE7Rvx5k=";
+    hash = "sha256-850IA1NVvQ4KiH5KEIjqEKFd1k5ECMx/zXLZE7Rvx5k=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/solo-python/default.nix b/pkgs/development/python-modules/solo-python/default.nix
index 78fcc22c9f107..b0166c303d7dd 100644
--- a/pkgs/development/python-modules/solo-python/default.nix
+++ b/pkgs/development/python-modules/solo-python/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "solokeys";
     repo = pname;
     rev = version;
-    sha256 = "sha256-XVPYr7JwxeZfZ68+vQ7a7MNiAfJ2bvMbM3R1ryVJ+OU=";
+    hash = "sha256-XVPYr7JwxeZfZ68+vQ7a7MNiAfJ2bvMbM3R1ryVJ+OU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/somajo/default.nix b/pkgs/development/python-modules/somajo/default.nix
index e34a6babb0421..543f075b281c8 100644
--- a/pkgs/development/python-modules/somajo/default.nix
+++ b/pkgs/development/python-modules/somajo/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "tsproisl";
     repo = "SoMaJo";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-EnYw8TSZLXgB4pZaZBgxaO13PpTDx4lGsdGJ+51A6wE=";
+    hash = "sha256-EnYw8TSZLXgB4pZaZBgxaO13PpTDx4lGsdGJ+51A6wE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sorl_thumbnail/default.nix b/pkgs/development/python-modules/sorl_thumbnail/default.nix
index bc9c6fcba3a38..dedd7864f24e5 100644
--- a/pkgs/development/python-modules/sorl_thumbnail/default.nix
+++ b/pkgs/development/python-modules/sorl_thumbnail/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-DLwvUhUufyJm48LLSuXYOv0ulv1eHELlZnNiuqo9LbM=";
+    hash = "sha256-DLwvUhUufyJm48LLSuXYOv0ulv1eHELlZnNiuqo9LbM=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/sortedcollections/default.nix b/pkgs/development/python-modules/sortedcollections/default.nix
index 30e7486c6d9a0..73bc2757c6f27 100644
--- a/pkgs/development/python-modules/sortedcollections/default.nix
+++ b/pkgs/development/python-modules/sortedcollections/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "grantjenks";
     repo = "python-sortedcollections";
     rev = "v${version}";
-    sha256 = "sha256-GkZO8afUAgDpDjIa3dhO6nxykqrljeKldunKMODSXfg=";
+    hash = "sha256-GkZO8afUAgDpDjIa3dhO6nxykqrljeKldunKMODSXfg=";
   };
 
   propagatedBuildInputs = [ sortedcontainers ];
diff --git a/pkgs/development/python-modules/sortedcontainers/default.nix b/pkgs/development/python-modules/sortedcontainers/default.nix
index bbf22ed9b793d..7158c6decaa0d 100644
--- a/pkgs/development/python-modules/sortedcontainers/default.nix
+++ b/pkgs/development/python-modules/sortedcontainers/default.nix
@@ -13,7 +13,7 @@ let
       owner = "grantjenks";
       repo = "python-sortedcontainers";
       rev = "v${version}";
-      sha256 = "sha256-YRbSM2isWi7AzfquFvuZBlpEMNUnBJTBLBn0/XYVHKQ=";
+      hash = "sha256-YRbSM2isWi7AzfquFvuZBlpEMNUnBJTBLBn0/XYVHKQ=";
     };
 
     doCheck = false;
diff --git a/pkgs/development/python-modules/sounddevice/default.nix b/pkgs/development/python-modules/sounddevice/default.nix
index cfeb015a222a6..46e16e58a35dc 100644
--- a/pkgs/development/python-modules/sounddevice/default.nix
+++ b/pkgs/development/python-modules/sounddevice/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Mja3jxXwQVvfAGpiDO8HPQwFIoUdZvSpYe1tjrFIL+k=";
+    hash = "sha256-Mja3jxXwQVvfAGpiDO8HPQwFIoUdZvSpYe1tjrFIL+k=";
   };
 
   propagatedBuildInputs = [ cffi numpy portaudio ];
diff --git a/pkgs/development/python-modules/soupsieve/default.nix b/pkgs/development/python-modules/soupsieve/default.nix
index 35cc14ee0a383..cd5a0cd19404f 100644
--- a/pkgs/development/python-modules/soupsieve/default.nix
+++ b/pkgs/development/python-modules/soupsieve/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4o26nKbHwAFz405LpXRI8GiLtoG3xei/SXHar8CT1po=";
+    hash = "sha256-4o26nKbHwAFz405LpXRI8GiLtoG3xei/SXHar8CT1po=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/spacy-alignments/default.nix b/pkgs/development/python-modules/spacy-alignments/default.nix
index 95ba3c946343c..d6081b4863278 100644
--- a/pkgs/development/python-modules/spacy-alignments/default.nix
+++ b/pkgs/development/python-modules/spacy-alignments/default.nix
@@ -17,13 +17,13 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1HApl/RZ0w5Tf2OPu1QBUa36uIqilp+dDbPjujn0e9s=";
+    hash = "sha256-1HApl/RZ0w5Tf2OPu1QBUa36uIqilp+dDbPjujn0e9s=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    sha256 = "sha256-oFSruBnoodv6/0/OrmJ/2SVoWm3u3FGtzVJ9xgp0+Cg=";
+    hash = "sha256-oFSruBnoodv6/0/OrmJ/2SVoWm3u3FGtzVJ9xgp0+Cg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/spacy-loggers/default.nix b/pkgs/development/python-modules/spacy-loggers/default.nix
index cc3aebff1bbd2..ebc5df787bfbd 100644
--- a/pkgs/development/python-modules/spacy-loggers/default.nix
+++ b/pkgs/development/python-modules/spacy-loggers/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5vmDv3EjAJHVu3sRv2S9VEFeyoORCNX4PZFV0LqTvyg=";
+    hash = "sha256-5vmDv3EjAJHVu3sRv2S9VEFeyoORCNX4PZFV0LqTvyg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/spacy/legacy.nix b/pkgs/development/python-modules/spacy/legacy.nix
index a68ea0456fe52..f94855e66a3f4 100644
--- a/pkgs/development/python-modules/spacy/legacy.nix
+++ b/pkgs/development/python-modules/spacy/legacy.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-s31uDJtuHXyhz1vHFSq2SkxGcfWcha2vej/LhwNXp3Q=";
+    hash = "sha256-s31uDJtuHXyhz1vHFSq2SkxGcfWcha2vej/LhwNXp3Q=";
   };
 
   # nativeCheckInputs = [ pytestCheckHook spacy ];
diff --git a/pkgs/development/python-modules/sparqlwrapper/default.nix b/pkgs/development/python-modules/sparqlwrapper/default.nix
index 0660b8a403ce0..41248d73b8fab 100644
--- a/pkgs/development/python-modules/sparqlwrapper/default.nix
+++ b/pkgs/development/python-modules/sparqlwrapper/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "SPARQLWrapper";
     inherit version;
-    sha256 = "sha256-P+0+vMd2F6SnTSZEuG/Yjg8y5/cAOseyszTAJiAXMfE=";
+    hash = "sha256-P+0+vMd2F6SnTSZEuG/Yjg8y5/cAOseyszTAJiAXMfE=";
   };
 
   # break circular dependency loop
diff --git a/pkgs/development/python-modules/spglib/default.nix b/pkgs/development/python-modules/spglib/default.nix
index 04742fbf020c5..6bbff9e28f3a8 100644
--- a/pkgs/development/python-modules/spglib/default.nix
+++ b/pkgs/development/python-modules/spglib/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-HQgewi2kq0/DGY6URd2tbewiYcQ5J4MRUdk+OUImEKo=";
+    hash = "sha256-HQgewi2kq0/DGY6URd2tbewiYcQ5J4MRUdk+OUImEKo=";
   };
 
   propagatedBuildInputs = [ numpy ];
diff --git a/pkgs/development/python-modules/sphinx-argparse/default.nix b/pkgs/development/python-modules/sphinx-argparse/default.nix
index 9a5164b3e0b48..d2720bd1246ed 100644
--- a/pkgs/development/python-modules/sphinx-argparse/default.nix
+++ b/pkgs/development/python-modules/sphinx-argparse/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "sphinx_argparse";
     inherit version;
-    sha256 = "sha256-4PNBhOtW8S+s53T7yHuICr25AXoJmNHsVZsmfpaX5Ek=";
+    hash = "sha256-4PNBhOtW8S+s53T7yHuICr25AXoJmNHsVZsmfpaX5Ek=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/sphinx-basic-ng/default.nix b/pkgs/development/python-modules/sphinx-basic-ng/default.nix
index e7f17aac9217a..f92c9e237ff5c 100644
--- a/pkgs/development/python-modules/sphinx-basic-ng/default.nix
+++ b/pkgs/development/python-modules/sphinx-basic-ng/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "pradyunsg";
     repo = "sphinx-basic-ng";
     rev = version;
-    sha256 = "sha256-Zh9KvKs4js+AVSfIk0pAj6Kzq/O2m/MGTF+HCwYJTXk=";
+    hash = "sha256-Zh9KvKs4js+AVSfIk0pAj6Kzq/O2m/MGTF+HCwYJTXk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sphinx-book-theme/default.nix b/pkgs/development/python-modules/sphinx-book-theme/default.nix
index cb7c3a593b19c..14898d0b4090a 100644
--- a/pkgs/development/python-modules/sphinx-book-theme/default.nix
+++ b/pkgs/development/python-modules/sphinx-book-theme/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     dist = "py3";
     python = "py3";
     pname = "sphinx_book_theme";
-    sha256 = "sha256-9rq6eIjVpjMoohDplgp6bpUeljLXTttvzkjJ1djCh2g=";
+    hash = "sha256-9rq6eIjVpjMoohDplgp6bpUeljLXTttvzkjJ1djCh2g=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sphinx-copybutton/default.nix b/pkgs/development/python-modules/sphinx-copybutton/default.nix
index ba0da6319e516..f269e2d965e3c 100644
--- a/pkgs/development/python-modules/sphinx-copybutton/default.nix
+++ b/pkgs/development/python-modules/sphinx-copybutton/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "executablebooks";
     repo = "sphinx-copybutton";
     rev = "v${version}";
-    sha256 = "sha256-ptQNeklF9f0XeDbBq64ZFV15O8b4lQQLHRfblOQ3nRQ=";
+    hash = "sha256-ptQNeklF9f0XeDbBq64ZFV15O8b4lQQLHRfblOQ3nRQ=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/development/python-modules/sphinx-design/default.nix b/pkgs/development/python-modules/sphinx-design/default.nix
index bbba0cadc8d13..dc0dc30761772 100644
--- a/pkgs/development/python-modules/sphinx-design/default.nix
+++ b/pkgs/development/python-modules/sphinx-design/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "sphinx_design";
-    sha256 = "sha256-cYP6H65Vs37wG9pRJaIe6EH1u8v1mjU4K+WYGAxM77o=";
+    hash = "sha256-cYP6H65Vs37wG9pRJaIe6EH1u8v1mjU4K+WYGAxM77o=";
   };
 
   nativeBuildInputs = [ flit-core ];
diff --git a/pkgs/development/python-modules/sphinx-fortran/default.nix b/pkgs/development/python-modules/sphinx-fortran/default.nix
index 6b52078f0b97c..cd47d3c4743f8 100644
--- a/pkgs/development/python-modules/sphinx-fortran/default.nix
+++ b/pkgs/development/python-modules/sphinx-fortran/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "VACUMM";
     repo = pname;
     rev = "394ae990b43ed43fcff8beb048632f5e99794264";
-    sha256 = "sha256-IVKu5u9gqs7/9EZrf4ZYd12K6J31u+/B8kk4+8yfohM=";
+    hash = "sha256-IVKu5u9gqs7/9EZrf4ZYd12K6J31u+/B8kk4+8yfohM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sphinx-inline-tabs/default.nix b/pkgs/development/python-modules/sphinx-inline-tabs/default.nix
index 0dd855fee2ae3..3fa6e6d7378b1 100644
--- a/pkgs/development/python-modules/sphinx-inline-tabs/default.nix
+++ b/pkgs/development/python-modules/sphinx-inline-tabs/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "pradyunsg";
     repo = "sphinx-inline-tabs";
     rev = version;
-    sha256 = "sha256-k2nOidUk87EZbFsqQ7zr/4eHk+T7wUOYimjbllfneUM=";
+    hash = "sha256-k2nOidUk87EZbFsqQ7zr/4eHk+T7wUOYimjbllfneUM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sphinx-jinja/default.nix b/pkgs/development/python-modules/sphinx-jinja/default.nix
index 76823af5424f0..68590ed24ecd6 100644
--- a/pkgs/development/python-modules/sphinx-jinja/default.nix
+++ b/pkgs/development/python-modules/sphinx-jinja/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xiMrWaiUE5dwvh3G0LAKN55CiM54FXkE4fhHPeo+Bxg=";
+    hash = "sha256-xiMrWaiUE5dwvh3G0LAKN55CiM54FXkE4fhHPeo+Bxg=";
   };
 
   propagatedBuildInputs = [ sphinx ];
diff --git a/pkgs/development/python-modules/sphinx-jupyterbook-latex/default.nix b/pkgs/development/python-modules/sphinx-jupyterbook-latex/default.nix
index a27d4019d8639..5dff846924d8a 100644
--- a/pkgs/development/python-modules/sphinx-jupyterbook-latex/default.nix
+++ b/pkgs/development/python-modules/sphinx-jupyterbook-latex/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "sphinx_jupyterbook_latex";
-    sha256 = "sha256-2h060Cj1XdvxC5Ewu58k/GDK+2ccvTnf2VU3qvyQly4=";
+    hash = "sha256-2h060Cj1XdvxC5Ewu58k/GDK+2ccvTnf2VU3qvyQly4=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/sphinx-pytest/default.nix b/pkgs/development/python-modules/sphinx-pytest/default.nix
index 019a5d177b9b3..6d05a38d63a7f 100644
--- a/pkgs/development/python-modules/sphinx-pytest/default.nix
+++ b/pkgs/development/python-modules/sphinx-pytest/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "chrisjsewell";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-vRHPq6BAuhn5QvHG2BGen9v6ezA3RgFVtustsNxU+n8=";
+    hash = "sha256-vRHPq6BAuhn5QvHG2BGen9v6ezA3RgFVtustsNxU+n8=";
   };
 
   format = "flit";
diff --git a/pkgs/development/python-modules/sphinx-rtd-theme/default.nix b/pkgs/development/python-modules/sphinx-rtd-theme/default.nix
index 7c04a1b588ecc..3ec142f140352 100644
--- a/pkgs/development/python-modules/sphinx-rtd-theme/default.nix
+++ b/pkgs/development/python-modules/sphinx-rtd-theme/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "sphinx_rtd_theme";
     inherit version;
-    sha256 = "sha256-oNi9Gi7VLgszjL4ZxLLu88XnoEh2l1PaxqnwWce2Qbg=";
+    hash = "sha256-oNi9Gi7VLgszjL4ZxLLu88XnoEh2l1PaxqnwWce2Qbg=";
   };
 
   preBuild = ''
diff --git a/pkgs/development/python-modules/sphinx-togglebutton/default.nix b/pkgs/development/python-modules/sphinx-togglebutton/default.nix
index f1056261fba1d..391fb9205c95e 100644
--- a/pkgs/development/python-modules/sphinx-togglebutton/default.nix
+++ b/pkgs/development/python-modules/sphinx-togglebutton/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qwyLNmQnsB5MiYAtXQeEcsQn+m6dEtUhw0+gRCVZ3Ho=";
+    hash = "sha256-qwyLNmQnsB5MiYAtXQeEcsQn+m6dEtUhw0+gRCVZ3Ho=";
   };
 
   propagatedBuildInputs = [ wheel sphinx docutils ];
diff --git a/pkgs/development/python-modules/sphinxcontrib-apidoc/default.nix b/pkgs/development/python-modules/sphinxcontrib-apidoc/default.nix
index c7bdb26b0008e..5308034786141 100644
--- a/pkgs/development/python-modules/sphinxcontrib-apidoc/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-apidoc/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-cpv1ks97fdV8TAV5T3MtwCYScnXXhcKlSUUh/d53P7k=";
+    hash = "sha256-cpv1ks97fdV8TAV5T3MtwCYScnXXhcKlSUUh/d53P7k=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/sphinxcontrib-bayesnet/default.nix b/pkgs/development/python-modules/sphinxcontrib-bayesnet/default.nix
index 799a4ba1b5cff..06e00fbe1e936 100644
--- a/pkgs/development/python-modules/sphinxcontrib-bayesnet/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-bayesnet/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-+M+K8WzQqxQUGgAgGPK+isf3gKK7HOrdI6nNW/V8Wv0=";
+    hash = "sha256-+M+K8WzQqxQUGgAgGPK+isf3gKK7HOrdI6nNW/V8Wv0=";
   };
 
   propagatedBuildInputs = [ sphinx sphinxcontrib-tikz ];
diff --git a/pkgs/development/python-modules/sphinxcontrib-programoutput/default.nix b/pkgs/development/python-modules/sphinxcontrib-programoutput/default.nix
index 676f72c3f14bd..8421e1669a59d 100644
--- a/pkgs/development/python-modules/sphinxcontrib-programoutput/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-programoutput/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MA7puMrug1XSXMdLTRx+/RLmCNKtFl4xQdMeb7wVK38=";
+    hash = "sha256-MA7puMrug1XSXMdLTRx+/RLmCNKtFl4xQdMeb7wVK38=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix b/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix
index 95926b569a0a6..7a7ed5868fba0 100644
--- a/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8f9FNx6WMopcqihUzNlQoPBGYoW2YkFi6W1iaFLD4qU=";
+    hash = "sha256-8f9FNx6WMopcqihUzNlQoPBGYoW2YkFi6W1iaFLD4qU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/sphinxcontrib_httpdomain/default.nix b/pkgs/development/python-modules/sphinxcontrib_httpdomain/default.nix
index 659d8867bf7c7..ae4a571f0bb53 100644
--- a/pkgs/development/python-modules/sphinxcontrib_httpdomain/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib_httpdomain/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bC3+bKKC119m3zM4absM5zMcAbR122gJ/50Qe3zf4Es=";
+    hash = "sha256-bC3+bKKC119m3zM4absM5zMcAbR122gJ/50Qe3zf4Es=";
   };
 
   propagatedBuildInputs = [ sphinx ];
diff --git a/pkgs/development/python-modules/sphinxemoji/default.nix b/pkgs/development/python-modules/sphinxemoji/default.nix
index 9e095b3239c59..726ba8132b013 100644
--- a/pkgs/development/python-modules/sphinxemoji/default.nix
+++ b/pkgs/development/python-modules/sphinxemoji/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "sphinx-contrib";
     repo = "emojicodes";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-TLhjpJpUIoDAe3RZ/7sjTgdW+5s7OpMEd1/w0NyCQ3A=";
+    hash = "sha256-TLhjpJpUIoDAe3RZ/7sjTgdW+5s7OpMEd1/w0NyCQ3A=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/spiderpy/default.nix b/pkgs/development/python-modules/spiderpy/default.nix
index 82007997ccb85..1747e8609924c 100644
--- a/pkgs/development/python-modules/spiderpy/default.nix
+++ b/pkgs/development/python-modules/spiderpy/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "peternijssen";
     repo = "spiderpy";
     rev = version;
-    sha256 = "sha256-Yujy8HSMbK2DQ/913r2c74hKPYDfcHFKq04ysqxG+go=";
+    hash = "sha256-Yujy8HSMbK2DQ/913r2c74hKPYDfcHFKq04ysqxG+go=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/spidev/default.nix b/pkgs/development/python-modules/spidev/default.nix
index 2676563430b14..fd3a12d7da45d 100644
--- a/pkgs/development/python-modules/spidev/default.nix
+++ b/pkgs/development/python-modules/spidev/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-FNvDdZSkqu+FQDq2F5hdPD70ZNYrybdp71UttTcBEVs=";
+    hash = "sha256-FNvDdZSkqu+FQDq2F5hdPD70ZNYrybdp71UttTcBEVs=";
   };
 
   # package does not include tests
diff --git a/pkgs/development/python-modules/spur/default.nix b/pkgs/development/python-modules/spur/default.nix
index 24bdc5839a47f..f19776a5ff155 100644
--- a/pkgs/development/python-modules/spur/default.nix
+++ b/pkgs/development/python-modules/spur/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "mwilliamson";
     repo = "spur.py";
     rev = version;
-    sha256 = "sha256-YlwezAE7V4ykFsp+bJ2nYRp6HG4I9Bk7Lhq6f1Inn0s=";
+    hash = "sha256-YlwezAE7V4ykFsp+bJ2nYRp6HG4I9Bk7Lhq6f1Inn0s=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/spyse-python/default.nix b/pkgs/development/python-modules/spyse-python/default.nix
index bd73edc61e70c..0064454a1eaf8 100644
--- a/pkgs/development/python-modules/spyse-python/default.nix
+++ b/pkgs/development/python-modules/spyse-python/default.nix
@@ -38,7 +38,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "support-later-limiter.patch";
       url = "https://github.com/spyse-com/spyse-python/commit/ff68164c514dfb28ab77d8690b3a5153962dbe8c.patch";
-      sha256 = "sha256-PoWPJCK/Scsh4P7lr97u4JpVHXNlY0C9rJgY4TDYmv0=";
+      hash = "sha256-PoWPJCK/Scsh4P7lr97u4JpVHXNlY0C9rJgY4TDYmv0=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix b/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix
index 03732a154cd1b..b58fcffd94e51 100644
--- a/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix
+++ b/pkgs/development/python-modules/sqlalchemy-jsonfield/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "penguinolog";
     repo = "sqlalchemy_jsonfield";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-dSvqUXZzr+s/v8QEtqrv6slI7p1akXwAxi68D9ctyuU=";
+    hash = "sha256-dSvqUXZzr+s/v8QEtqrv6slI7p1akXwAxi68D9ctyuU=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = "v${version}";
diff --git a/pkgs/development/python-modules/sqlalchemy-mixins/default.nix b/pkgs/development/python-modules/sqlalchemy-mixins/default.nix
index 6986ab234333e..91e5a641948ed 100644
--- a/pkgs/development/python-modules/sqlalchemy-mixins/default.nix
+++ b/pkgs/development/python-modules/sqlalchemy-mixins/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "absent1706";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-GmMxya6aJ7MMqQ3KSqO3f/cbwgWvQYhEVXtGi6fhP1M=";
+    hash = "sha256-GmMxya6aJ7MMqQ3KSqO3f/cbwgWvQYhEVXtGi6fhP1M=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sqlitedict/default.nix b/pkgs/development/python-modules/sqlitedict/default.nix
index 38847309cee21..f506430619a99 100644
--- a/pkgs/development/python-modules/sqlitedict/default.nix
+++ b/pkgs/development/python-modules/sqlitedict/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "RaRe-Technologies";
     repo = "sqlitedict";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-GfvvkQ6a75UBPn70IFOvjvL1MedSc4siiIjA3IsQnic=";
+    hash = "sha256-GfvvkQ6a75UBPn70IFOvjvL1MedSc4siiIjA3IsQnic=";
   };
 
   preCheck = ''
diff --git a/pkgs/development/python-modules/sqlparse/default.nix b/pkgs/development/python-modules/sqlparse/default.nix
index 479dcc91d7f90..4e668bed71630 100644
--- a/pkgs/development/python-modules/sqlparse/default.nix
+++ b/pkgs/development/python-modules/sqlparse/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-acqASEa7EU0uw4DkNgqKNA24PwzPOvzusUBN8Cj1cmg=";
+    hash = "sha256-acqASEa7EU0uw4DkNgqKNA24PwzPOvzusUBN8Cj1cmg=";
   };
 
   nativeBuildInputs = [ installShellFiles ];
diff --git a/pkgs/development/python-modules/srvlookup/default.nix b/pkgs/development/python-modules/srvlookup/default.nix
index 15c0eedd0fb59..a81c1d25da23c 100644
--- a/pkgs/development/python-modules/srvlookup/default.nix
+++ b/pkgs/development/python-modules/srvlookup/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "gmr";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-iXbi25HsoNX0hnhwZoFik5ddlJ7i+xml3HGaezj3jgY=";
+    hash = "sha256-iXbi25HsoNX0hnhwZoFik5ddlJ7i+xml3HGaezj3jgY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/ssdp/default.nix b/pkgs/development/python-modules/ssdp/default.nix
index 2ae8dbf68ddbc..d2db80dbd383e 100644
--- a/pkgs/development/python-modules/ssdp/default.nix
+++ b/pkgs/development/python-modules/ssdp/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "codingjoe";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-D2mww3sEc2SvufWNmT450a2CW+ogROn3RHypljkebuY=";
+    hash = "sha256-D2mww3sEc2SvufWNmT450a2CW+ogROn3RHypljkebuY=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/sshtunnel/default.nix b/pkgs/development/python-modules/sshtunnel/default.nix
index f68647ce7d8f8..2e585c2bbc312 100644
--- a/pkgs/development/python-modules/sshtunnel/default.nix
+++ b/pkgs/development/python-modules/sshtunnel/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-58sOp3Tbgb+RhE2yLecqQKro97D5u5ug9mbUdO9r+fw=";
+    hash = "sha256-58sOp3Tbgb+RhE2yLecqQKro97D5u5ug9mbUdO9r+fw=";
   };
 
   propagatedBuildInputs = [ paramiko ];
diff --git a/pkgs/development/python-modules/stack-data/default.nix b/pkgs/development/python-modules/stack-data/default.nix
index 300dccb9447a4..e1649db165bc9 100644
--- a/pkgs/development/python-modules/stack-data/default.nix
+++ b/pkgs/development/python-modules/stack-data/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "alexmojaki";
     repo = "stack_data";
     rev = "v${version}";
-    sha256 = "sha256-brXFrk1UU5hxCVeRvGK7wzRA0Hoj9fgqoxTIwInPrEc=";
+    hash = "sha256-brXFrk1UU5hxCVeRvGK7wzRA0Hoj9fgqoxTIwInPrEc=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION = version;
diff --git a/pkgs/development/python-modules/staticjinja/default.nix b/pkgs/development/python-modules/staticjinja/default.nix
index 9d24dd739fed5..db22d41f5741f 100644
--- a/pkgs/development/python-modules/staticjinja/default.nix
+++ b/pkgs/development/python-modules/staticjinja/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "staticjinja";
     repo = pname;
     rev = version;
-    sha256 = "sha256-w6ge5MQXNRHCM43jKnagTlbquJJys7mprgBOS2uuwHQ=";
+    hash = "sha256-w6ge5MQXNRHCM43jKnagTlbquJJys7mprgBOS2uuwHQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/stem/default.nix b/pkgs/development/python-modules/stem/default.nix
index 90bfaf8a6220c..97e5dfa4e51f7 100644
--- a/pkgs/development/python-modules/stem/default.nix
+++ b/pkgs/development/python-modules/stem/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gdQ6fGaLqde8EQOy56kR6dFIKUs3PSelmujaee96Pi8=";
+    hash = "sha256-gdQ6fGaLqde8EQOy56kR6dFIKUs3PSelmujaee96Pi8=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/stestr/default.nix b/pkgs/development/python-modules/stestr/default.nix
index 29fa7497f6276..afce80b83c342 100644
--- a/pkgs/development/python-modules/stestr/default.nix
+++ b/pkgs/development/python-modules/stestr/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-wsHHO/x8/KORJxWeP7x0GTrr8s0C2KBCfy5YZI42zyY=";
+    hash = "sha256-wsHHO/x8/KORJxWeP7x0GTrr8s0C2KBCfy5YZI42zyY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/stevedore/default.nix b/pkgs/development/python-modules/stevedore/default.nix
index 9b52dfe3bdfc3..9dba2290a8c3d 100644
--- a/pkgs/development/python-modules/stevedore/default.nix
+++ b/pkgs/development/python-modules/stevedore/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-LEKNIziXYnno6yGW96lJEJYNn3ui9B85iFEelcpEcCE=";
+    hash = "sha256-LEKNIziXYnno6yGW96lJEJYNn3ui9B85iFEelcpEcCE=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/stickytape/default.nix b/pkgs/development/python-modules/stickytape/default.nix
index 71d64e1e7bd80..c3c9d4423fd02 100644
--- a/pkgs/development/python-modules/stickytape/default.nix
+++ b/pkgs/development/python-modules/stickytape/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "mwilliamson";
     repo = pname;
     rev = version;
-    sha256 = "sha256-KOZN9oxPb91l8QVU07I49UMNXqox8j+oekA1fMtj6l8=";
+    hash = "sha256-KOZN9oxPb91l8QVU07I49UMNXqox8j+oekA1fMtj6l8=";
   };
 
   # Tests have additional requirements
diff --git a/pkgs/development/python-modules/stim/default.nix b/pkgs/development/python-modules/stim/default.nix
index 4ad0891e37ed1..381676047c1a9 100644
--- a/pkgs/development/python-modules/stim/default.nix
+++ b/pkgs/development/python-modules/stim/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "quantumlib";
     repo = "Stim";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-zXWdJjFkf74FCWxyVMF8dx0P8GmUkuHFxUo5wYNU2o0=";
+    hash = "sha256-zXWdJjFkf74FCWxyVMF8dx0P8GmUkuHFxUo5wYNU2o0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/stopit/default.nix b/pkgs/development/python-modules/stopit/default.nix
index 4d504da674c5d..66f7aadf236c1 100644
--- a/pkgs/development/python-modules/stopit/default.nix
+++ b/pkgs/development/python-modules/stopit/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "glenfant";
     repo = pname;
     rev = version;
-    sha256 = "sha256-uXJUA70JOGWT2NmS6S7fPrTWAJZ0mZ/hICahIUzjfbw=";
+    hash = "sha256-uXJUA70JOGWT2NmS6S7fPrTWAJZ0mZ/hICahIUzjfbw=";
   };
 
   pythonImportsCheck = [ "stopit" ];
diff --git a/pkgs/development/python-modules/stravalib/default.nix b/pkgs/development/python-modules/stravalib/default.nix
index c65563d6e6a38..23a4f01ddc769 100644
--- a/pkgs/development/python-modules/stravalib/default.nix
+++ b/pkgs/development/python-modules/stravalib/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-P00oxUz0oVQB969c/N2wpKLe09wtvQWPH4DH4EZUaxc=";
+    hash = "sha256-P00oxUz0oVQB969c/N2wpKLe09wtvQWPH4DH4EZUaxc=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/strawberry-graphql/default.nix b/pkgs/development/python-modules/strawberry-graphql/default.nix
index 881589977355c..9d25284b9c251 100644
--- a/pkgs/development/python-modules/strawberry-graphql/default.nix
+++ b/pkgs/development/python-modules/strawberry-graphql/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "strawberry-graphql";
     repo = "strawberry";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-3fyls1W2Vx0nDtp7mta/8QeKM6RRsAbw3dWOnH1/jk0=";
+    hash = "sha256-3fyls1W2Vx0nDtp7mta/8QeKM6RRsAbw3dWOnH1/jk0=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/streamdeck/default.nix b/pkgs/development/python-modules/streamdeck/default.nix
index d3119ba8380eb..19c8e9498ce5a 100644
--- a/pkgs/development/python-modules/streamdeck/default.nix
+++ b/pkgs/development/python-modules/streamdeck/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9bNWsNEW5Di2EZ3z+p8y4Q7GTfIG66b05pTiQcff7HE=";
+    hash = "sha256-9bNWsNEW5Di2EZ3z+p8y4Q7GTfIG66b05pTiQcff7HE=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/streamlabswater/default.nix b/pkgs/development/python-modules/streamlabswater/default.nix
index 0e864960caba4..68f6011edcf48 100644
--- a/pkgs/development/python-modules/streamlabswater/default.nix
+++ b/pkgs/development/python-modules/streamlabswater/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kXG0Wg3PVryMBQ9RMMtEzudMiwVQq7Ikw2OK7JcBojA=";
+    hash = "sha256-kXG0Wg3PVryMBQ9RMMtEzudMiwVQq7Ikw2OK7JcBojA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/strictyaml/default.nix b/pkgs/development/python-modules/strictyaml/default.nix
index 5660a032876e2..8a7fa7dc7c16a 100644
--- a/pkgs/development/python-modules/strictyaml/default.nix
+++ b/pkgs/development/python-modules/strictyaml/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-cM1VmA/ikp3AOJJMoI9o+WFIIjqHd4EPphbjR46+cco=";
+    hash = "sha256-cM1VmA/ikp3AOJJMoI9o+WFIIjqHd4EPphbjR46+cco=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/structlog/default.nix b/pkgs/development/python-modules/structlog/default.nix
index 8ec20e3b1dced..db53686c2cafd 100644
--- a/pkgs/development/python-modules/structlog/default.nix
+++ b/pkgs/development/python-modules/structlog/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "hynek";
     repo = "structlog";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-+r+M+uTXdNBWQf0TGQuZgsCXg2CBKwH8ZE2+uAe0Dzg=";
+    hash = "sha256-+r+M+uTXdNBWQf0TGQuZgsCXg2CBKwH8ZE2+uAe0Dzg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/subprocess-tee/default.nix b/pkgs/development/python-modules/subprocess-tee/default.nix
index 467d0a20e2a52..462a0cd60b0b5 100644
--- a/pkgs/development/python-modules/subprocess-tee/default.nix
+++ b/pkgs/development/python-modules/subprocess-tee/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-s8EkmT+LiNHrHC/eC8IGl4fqxyC6iHccuhfoyTMkgl0=";
+    hash = "sha256-s8EkmT+LiNHrHC/eC8IGl4fqxyC6iHccuhfoyTMkgl0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/subunit2sql/default.nix b/pkgs/development/python-modules/subunit2sql/default.nix
index 03fa99fcd14ac..2f29322b9a8ab 100644
--- a/pkgs/development/python-modules/subunit2sql/default.nix
+++ b/pkgs/development/python-modules/subunit2sql/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-c+Dg6moKiv30M0mmwGQSOEbc94gfH//ZnF7lnBgv8EU=";
+    hash = "sha256-c+Dg6moKiv30M0mmwGQSOEbc94gfH//ZnF7lnBgv8EU=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/subzerod/default.nix b/pkgs/development/python-modules/subzerod/default.nix
index e4f3e531b0cb4..5a36323365118 100644
--- a/pkgs/development/python-modules/subzerod/default.nix
+++ b/pkgs/development/python-modules/subzerod/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/7g8Upj9Hb4m83JXLI3X2lqa9faCt42LVxh+V9WpI68=";
+    hash = "sha256-/7g8Upj9Hb4m83JXLI3X2lqa9faCt42LVxh+V9WpI68=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sumo/default.nix b/pkgs/development/python-modules/sumo/default.nix
index 0ede9c2de81b9..1015cc03797c4 100644
--- a/pkgs/development/python-modules/sumo/default.nix
+++ b/pkgs/development/python-modules/sumo/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "SMTG-UCL";
     repo = "sumo";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-eGQOFTo/tg1aM/P1la3stE7RLxpACUdcJ7g1z3zSasc=";
+    hash = "sha256-eGQOFTo/tg1aM/P1la3stE7RLxpACUdcJ7g1z3zSasc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/sumtypes/default.nix b/pkgs/development/python-modules/sumtypes/default.nix
index 4c19828545c1c..1b6f1c38e6042 100644
--- a/pkgs/development/python-modules/sumtypes/default.nix
+++ b/pkgs/development/python-modules/sumtypes/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "radix";
     repo = pname;
     rev = version;
-    sha256 = "sha256-qwQyFKVnGEqHUqFmUSnHVvedsp2peM6rJZcS90paLOo=";
+    hash = "sha256-qwQyFKVnGEqHUqFmUSnHVvedsp2peM6rJZcS90paLOo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/superqt/default.nix b/pkgs/development/python-modules/superqt/default.nix
index 22cec4dc861be..f0d65a96ddc53 100644
--- a/pkgs/development/python-modules/superqt/default.nix
+++ b/pkgs/development/python-modules/superqt/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "napari";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-zEMG2zscGDlRxtLn/lUTEjZBPabcwzMcj/kMcy3yOs8=";
+    hash = "sha256-zEMG2zscGDlRxtLn/lUTEjZBPabcwzMcj/kMcy3yOs8=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/supervisor/default.nix b/pkgs/development/python-modules/supervisor/default.nix
index 3999a4c8b8c34..b99b5cfd05b3b 100644
--- a/pkgs/development/python-modules/supervisor/default.nix
+++ b/pkgs/development/python-modules/supervisor/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NHYbrhojxYGSKBpRFfsH+/IsmwEzwIFmvv/HD+0+vBI=";
+    hash = "sha256-NHYbrhojxYGSKBpRFfsH+/IsmwEzwIFmvv/HD+0+vBI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/sure/default.nix b/pkgs/development/python-modules/sure/default.nix
index fb2857a1bef07..3252011450d33 100644
--- a/pkgs/development/python-modules/sure/default.nix
+++ b/pkgs/development/python-modules/sure/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     # https://github.com/gabrielfalcao/sure/issues/169
     (fetchpatch {
       url = "https://raw.githubusercontent.com/archlinux/svntogit-community/055baa81cd987e566de62a5657513937521a90d4/trunk/python310.diff";
-      sha256 = "sha256-BKylV8xpTOuO/X4hzZKpoIcAQcdAK0kXYENRad7AGPc=";
+      hash = "sha256-BKylV8xpTOuO/X4hzZKpoIcAQcdAK0kXYENRad7AGPc=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/surepy/default.nix b/pkgs/development/python-modules/surepy/default.nix
index c124922851686..445f942581b41 100644
--- a/pkgs/development/python-modules/surepy/default.nix
+++ b/pkgs/development/python-modules/surepy/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "benleb";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-/fgNznsucjHPO44lK4tk5tDJHKjCJEbPtOO7YHmDcRQ=";
+    hash = "sha256-/fgNznsucjHPO44lK4tk5tDJHKjCJEbPtOO7YHmDcRQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/surt/default.nix b/pkgs/development/python-modules/surt/default.nix
index 9ae0b451f92f8..a13bfb154ff48 100644
--- a/pkgs/development/python-modules/surt/default.nix
+++ b/pkgs/development/python-modules/surt/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "internetarchive";
     repo = "surt";
     rev = "6934c321b3e2f66af9c001d882475949f00570c5"; # Has no git tag
-    sha256 = "sha256-pSMNpFfq2V0ANWNFPcb1DwPHccbfddo9P4xZ+ghwbz4=";
+    hash = "sha256-pSMNpFfq2V0ANWNFPcb1DwPHccbfddo9P4xZ+ghwbz4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/survey/default.nix b/pkgs/development/python-modules/survey/default.nix
index e15db14c693ae..f03ad50701029 100644
--- a/pkgs/development/python-modules/survey/default.nix
+++ b/pkgs/development/python-modules/survey/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TK89quY3bpNIEz1n3Ecew4FnTH6QgeSLdDNV86gq7+I=";
+    hash = "sha256-TK89quY3bpNIEz1n3Ecew4FnTH6QgeSLdDNV86gq7+I=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/svgwrite/default.nix b/pkgs/development/python-modules/svgwrite/default.nix
index 10d02fa7264f7..7f03007ee5f26 100644
--- a/pkgs/development/python-modules/svgwrite/default.nix
+++ b/pkgs/development/python-modules/svgwrite/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "mozman";
     repo = "svgwrite";
     rev = "v${version}";
-    sha256 = "sha256-uOsrDhE9AwWU7GIrCVuL3uXTPqtrh8sofvo2C5t+25I=";
+    hash = "sha256-uOsrDhE9AwWU7GIrCVuL3uXTPqtrh8sofvo2C5t+25I=";
   };
 
   # svgwrite requires Python 3.6 or newer
diff --git a/pkgs/development/python-modules/swagger-spec-validator/default.nix b/pkgs/development/python-modules/swagger-spec-validator/default.nix
index 80fb6bb6a53d0..124b69135253b 100644
--- a/pkgs/development/python-modules/swagger-spec-validator/default.nix
+++ b/pkgs/development/python-modules/swagger-spec-validator/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "Yelp";
     repo = "swagger_spec_validator";
     rev = "v${version}";
-    sha256 = "sha256-7+kFmtzeze0QlGf6z/M4J4F7z771a5NWewB1S3+bxn4=";
+    hash = "sha256-7+kFmtzeze0QlGf6z/M4J4F7z771a5NWewB1S3+bxn4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/swift/default.nix b/pkgs/development/python-modules/swift/default.nix
index 1eed43519e7e9..9cba43bf55f26 100644
--- a/pkgs/development/python-modules/swift/default.nix
+++ b/pkgs/development/python-modules/swift/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gU6XQKiLv6E1OtSjwDunjhNIMK36//arcSsQRwuRtTY=";
+    hash = "sha256-gU6XQKiLv6E1OtSjwDunjhNIMK36//arcSsQRwuRtTY=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/symengine/default.nix b/pkgs/development/python-modules/symengine/default.nix
index fc57fec57da9f..d850d28bb5bf8 100644
--- a/pkgs/development/python-modules/symengine/default.nix
+++ b/pkgs/development/python-modules/symengine/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "symengine";
     repo = "symengine.py";
     rev = "v${version}";
-    sha256 = "sha256-ZHplYEG97foy/unOdSokFFkDl4LK5TI4kypHSLpcCM4=";
+    hash = "sha256-ZHplYEG97foy/unOdSokFFkDl4LK5TI4kypHSLpcCM4=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/sympy/default.nix b/pkgs/development/python-modules/sympy/default.nix
index f7fb4b735effa..a135f31578c1d 100644
--- a/pkgs/development/python-modules/sympy/default.nix
+++ b/pkgs/development/python-modules/sympy/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4yOA3OY8t8AQjtUlVwCS/UUWi9ri+qF+UoIh73Lohlg=";
+    hash = "sha256-4yOA3OY8t8AQjtUlVwCS/UUWi9ri+qF+UoIh73Lohlg=";
   };
 
   nativeCheckInputs = [ glibcLocales ];
diff --git a/pkgs/development/python-modules/systembridge/default.nix b/pkgs/development/python-modules/systembridge/default.nix
index beca0ef8147a7..5cac083229bea 100644
--- a/pkgs/development/python-modules/systembridge/default.nix
+++ b/pkgs/development/python-modules/systembridge/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "timmo001";
     repo = "system-bridge-connector-py";
     rev = "v${version}";
-    sha256 = "sha256-Ts8zPRK6S5iLnl19Y/Uz0YAh6hDeVRNBY6HsvLwdUFw=";
+    hash = "sha256-Ts8zPRK6S5iLnl19Y/Uz0YAh6hDeVRNBY6HsvLwdUFw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/systemd/default.nix b/pkgs/development/python-modules/systemd/default.nix
index 864bb2532ca12..0dea848dfc9a7 100644
--- a/pkgs/development/python-modules/systemd/default.nix
+++ b/pkgs/development/python-modules/systemd/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "systemd";
     repo = "python-systemd";
     rev = "v${version}";
-    sha256 = "sha256-8p4m4iM/z4o6PHRQIpuSXb64tPTWGlujEYCDVLiIt2o=";
+    hash = "sha256-8p4m4iM/z4o6PHRQIpuSXb64tPTWGlujEYCDVLiIt2o=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tables/default.nix b/pkgs/development/python-modules/tables/default.nix
index 57f16d5df6722..39c6a5860c21c 100644
--- a/pkgs/development/python-modules/tables/default.nix
+++ b/pkgs/development/python-modules/tables/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NPP6I2bOILGPHfVzp3wdJzBs4fKkHZ+e/2IbUZLqh4g=";
+    hash = "sha256-NPP6I2bOILGPHfVzp3wdJzBs4fKkHZ+e/2IbUZLqh4g=";
   };
 
   nativeBuildInputs = [ cython ];
diff --git a/pkgs/development/python-modules/tago/default.nix b/pkgs/development/python-modules/tago/default.nix
index 220c8f2b0bb7e..86923a219ea84 100644
--- a/pkgs/development/python-modules/tago/default.nix
+++ b/pkgs/development/python-modules/tago/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "tago-io";
     repo = "tago-sdk-python";
     rev = version;
-    sha256 = "sha256-eu6n83qmo1PQKnR/ellto04xi/3egl+LSKMOG277X1k=";
+    hash = "sha256-eu6n83qmo1PQKnR/ellto04xi/3egl+LSKMOG277X1k=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tahoma-api/default.nix b/pkgs/development/python-modules/tahoma-api/default.nix
index 4402182231174..14989f9ac750d 100644
--- a/pkgs/development/python-modules/tahoma-api/default.nix
+++ b/pkgs/development/python-modules/tahoma-api/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "philklei";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-YwOKSBlN4lNyS+hfdbQDUq1gc14FBof463ofxtUVLC4=";
+    hash = "sha256-YwOKSBlN4lNyS+hfdbQDUq1gc14FBof463ofxtUVLC4=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/taskw/default.nix b/pkgs/development/python-modules/taskw/default.nix
index 76cfe0faf0f43..32e40801c6ea8 100644
--- a/pkgs/development/python-modules/taskw/default.nix
+++ b/pkgs/development/python-modules/taskw/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-EQm9+b3nqbMqUAejAsh4MD/2UYi2QiWsdKMomkxUi90=";
+    hash = "sha256-EQm9+b3nqbMqUAejAsh4MD/2UYi2QiWsdKMomkxUi90=";
   };
 
   patches = [ ./use-template-for-taskwarrior-install-path.patch ];
diff --git a/pkgs/development/python-modules/tatsu/default.nix b/pkgs/development/python-modules/tatsu/default.nix
index 8f0adfc8d1195..9351784e905e4 100644
--- a/pkgs/development/python-modules/tatsu/default.nix
+++ b/pkgs/development/python-modules/tatsu/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "neogeny";
     repo = "TatSu";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-cKEMRbH/xNtYM0lmNVazv3i0Q1tmVrVPrB6F2s02Sro=";
+    hash = "sha256-cKEMRbH/xNtYM0lmNVazv3i0Q1tmVrVPrB6F2s02Sro=";
   };
 
   nativeBuildInputs = [ pytest-runner ];
diff --git a/pkgs/development/python-modules/taxi/default.nix b/pkgs/development/python-modules/taxi/default.nix
index 47a50d8ad2cdf..9e2d5bfae2aee 100644
--- a/pkgs/development/python-modules/taxi/default.nix
+++ b/pkgs/development/python-modules/taxi/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "sephii";
     repo = "taxi";
     rev = version;
-    sha256 = "sha256-iIy3odDX3QzVG80AFp81m8AYKES4JjlDp49GGpuIHLI=";
+    hash = "sha256-iIy3odDX3QzVG80AFp81m8AYKES4JjlDp49GGpuIHLI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/teamcity-messages/default.nix b/pkgs/development/python-modules/teamcity-messages/default.nix
index bb05dec3f49db..bc4f25003b605 100644
--- a/pkgs/development/python-modules/teamcity-messages/default.nix
+++ b/pkgs/development/python-modules/teamcity-messages/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "JetBrains";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-9az7kD7nKqMF2b3/eFgF+pOKKIYLvTy2sf4TSJfHRnA=";
+    hash = "sha256-9az7kD7nKqMF2b3/eFgF+pOKKIYLvTy2sf4TSJfHRnA=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/tempest/default.nix b/pkgs/development/python-modules/tempest/default.nix
index ca79b7b771c25..9f6fd6b7a330e 100644
--- a/pkgs/development/python-modules/tempest/default.nix
+++ b/pkgs/development/python-modules/tempest/default.nix
@@ -37,7 +37,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-aEtBAE3p+HVw/macwZtKo20mSJctrsIN7idqWe6Dvtc=";
+    hash = "sha256-aEtBAE3p+HVw/macwZtKo20mSJctrsIN7idqWe6Dvtc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tempora/default.nix b/pkgs/development/python-modules/tempora/default.nix
index ee0ff4dc06863..1a63403f6a2d5 100644
--- a/pkgs/development/python-modules/tempora/default.nix
+++ b/pkgs/development/python-modules/tempora/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-txdkhsWUinUgHo0LIe8sI8qAhHQGDfRyGMkilb3OUnY=";
+    hash = "sha256-txdkhsWUinUgHo0LIe8sI8qAhHQGDfRyGMkilb3OUnY=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tenacity/default.nix b/pkgs/development/python-modules/tenacity/default.nix
index bc2248ce7d520..ea3f41f9358d7 100644
--- a/pkgs/development/python-modules/tenacity/default.nix
+++ b/pkgs/development/python-modules/tenacity/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-x7tLhkJbl3cmp7SZcVQtT2e69yCWWX0oPz/9AfM7kt8=";
+    hash = "sha256-x7tLhkJbl3cmp7SZcVQtT2e69yCWWX0oPz/9AfM7kt8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tensorboard-data-server/default.nix b/pkgs/development/python-modules/tensorboard-data-server/default.nix
index 74f53d7c6763a..d6df4fc0b2415 100644
--- a/pkgs/development/python-modules/tensorboard-data-server/default.nix
+++ b/pkgs/development/python-modules/tensorboard-data-server/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
     inherit version format;
     dist = "py3";
     python = "py3";
-    sha256 = "sha256-gJ/piHaC01wffR9U8PQPmLsfdxsUJltFPKBR4s5Y/Kc=";
+    hash = "sha256-gJ/piHaC01wffR9U8PQPmLsfdxsUJltFPKBR4s5Y/Kc=";
   };
 
   pythonImportsCheck = [ "tensorboard_data_server" ];
diff --git a/pkgs/development/python-modules/tensorflow-datasets/default.nix b/pkgs/development/python-modules/tensorflow-datasets/default.nix
index b76bb057ad419..13777b7e76a1a 100644
--- a/pkgs/development/python-modules/tensorflow-datasets/default.nix
+++ b/pkgs/development/python-modules/tensorflow-datasets/default.nix
@@ -48,7 +48,7 @@ buildPythonPackage rec {
     owner = "tensorflow";
     repo = "datasets";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-FYFk53WKNQTSrnGGiA6cn9LffbMJkZtjlGuOF52Og7c=";
+    hash = "sha256-FYFk53WKNQTSrnGGiA6cn9LffbMJkZtjlGuOF52Og7c=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/tensorflow-metadata/default.nix b/pkgs/development/python-modules/tensorflow-metadata/default.nix
index f5008136f0b51..d6e2951c1542d 100644
--- a/pkgs/development/python-modules/tensorflow-metadata/default.nix
+++ b/pkgs/development/python-modules/tensorflow-metadata/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "tensorflow";
     repo = "metadata";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-pgeQ9qMcz/DsdvF3THMZ4uPToLxtIM0No/kgRlBzU8A=";
+    hash = "sha256-pgeQ9qMcz/DsdvF3THMZ4uPToLxtIM0No/kgRlBzU8A=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/tensorflow/default.nix b/pkgs/development/python-modules/tensorflow/default.nix
index f7d920c372217..4201b62230575 100644
--- a/pkgs/development/python-modules/tensorflow/default.nix
+++ b/pkgs/development/python-modules/tensorflow/default.nix
@@ -114,14 +114,14 @@ let
       (fetchpatch {
         name = "tensorflow-rules_cc-libtool-path.patch";
         url = "https://github.com/bazelbuild/rules_cc/commit/8c427ab30bf213630dc3bce9d2e9a0e29d1787db.diff";
-        sha256 = "sha256-C4v6HY5+jm0ACUZ58gBPVejCYCZfuzYKlHZ0m2qDHCk=";
+        hash = "sha256-C4v6HY5+jm0ACUZ58gBPVejCYCZfuzYKlHZ0m2qDHCk=";
       })
 
       # https://github.com/bazelbuild/rules_cc/pull/124
       (fetchpatch {
         name = "tensorflow-rules_cc-install_name_tool-path.patch";
         url = "https://github.com/bazelbuild/rules_cc/commit/156497dc89100db8a3f57b23c63724759d431d05.diff";
-        sha256 = "sha256-NES1KeQmMiUJQVoV6dS4YGRxxkZEjOpFSCyOq9HZYO0=";
+        hash = "sha256-NES1KeQmMiUJQVoV6dS4YGRxxkZEjOpFSCyOq9HZYO0=";
       })
     ];
     postPatch = "popd";
diff --git a/pkgs/development/python-modules/termcolor/default.nix b/pkgs/development/python-modules/termcolor/default.nix
index c6959e2422f72..ba5244f66af38 100644
--- a/pkgs/development/python-modules/termcolor/default.nix
+++ b/pkgs/development/python-modules/termcolor/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-38isPzUHiPI7KUez5s+lpTtjC2EubNiWWgFad2AguZo=";
+    hash = "sha256-38isPzUHiPI7KUez5s+lpTtjC2EubNiWWgFad2AguZo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/terminado/default.nix b/pkgs/development/python-modules/terminado/default.nix
index baa5e9b290959..1031ff5b14231 100644
--- a/pkgs/development/python-modules/terminado/default.nix
+++ b/pkgs/development/python-modules/terminado/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bMu806T4olpewEmR85oLjbUt/NSH6g5XjZd+Z1I4AzM=";
+    hash = "sha256-bMu806T4olpewEmR85oLjbUt/NSH6g5XjZd+Z1I4AzM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/testbook/default.nix b/pkgs/development/python-modules/testbook/default.nix
index b78e453b3b445..4b49755bf891d 100644
--- a/pkgs/development/python-modules/testbook/default.nix
+++ b/pkgs/development/python-modules/testbook/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "nteract";
     repo = pname;
     rev = version;
-    sha256 = "sha256-qaDgae/5TRpjmjOf7aom7TC5HLHp0PHM/ds47AKtq8U=";
+    hash = "sha256-qaDgae/5TRpjmjOf7aom7TC5HLHp0PHM/ds47AKtq8U=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/testcontainers/default.nix b/pkgs/development/python-modules/testcontainers/default.nix
index 2b94a34989fce..4a3c410098507 100644
--- a/pkgs/development/python-modules/testcontainers/default.nix
+++ b/pkgs/development/python-modules/testcontainers/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "testcontainers";
     repo = "testcontainers-python";
     rev = "v${version}";
-    sha256 = "sha256-OHuvUi5oa0fVcfo0FW9XwaUp52MEH4NTM6GqK4ic0oM=";
+    hash = "sha256-OHuvUi5oa0fVcfo0FW9XwaUp52MEH4NTM6GqK4ic0oM=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/testing-postgresql/default.nix b/pkgs/development/python-modules/testing-postgresql/default.nix
index 5c6eaa7ac2b42..ad64fa53bebb5 100644
--- a/pkgs/development/python-modules/testing-postgresql/default.nix
+++ b/pkgs/development/python-modules/testing-postgresql/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "tk0miya";
     repo = "testing.postgresql";
     rev = "c81ded434d00ec8424de0f9e1f4063c778c6aaa8";
-    sha256 = "sha256-A4tahAaa98X66ZYa3QxIQDZkwAwVB6ZDRObEhkbUWKs=";
+    hash = "sha256-A4tahAaa98X66ZYa3QxIQDZkwAwVB6ZDRObEhkbUWKs=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/testpath/default.nix b/pkgs/development/python-modules/testpath/default.nix
index 1f8469ad2f798..3ce8342084158 100644
--- a/pkgs/development/python-modules/testpath/default.nix
+++ b/pkgs/development/python-modules/testpath/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-LxuX5kQsAmgevgG9hPUxAop8rqGvOCUAD1I0XDAoXg8=";
+    hash = "sha256-LxuX5kQsAmgevgG9hPUxAop8rqGvOCUAD1I0XDAoXg8=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/textdistance/default.nix b/pkgs/development/python-modules/textdistance/default.nix
index 9b50727e73128..5b50bd0a3ad02 100644
--- a/pkgs/development/python-modules/textdistance/default.nix
+++ b/pkgs/development/python-modules/textdistance/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Nk1D9PZjV0JmLj5s9TcqhoWUFshKPJsu+dZtRPWkOFw=";
+    hash = "sha256-Nk1D9PZjV0JmLj5s9TcqhoWUFshKPJsu+dZtRPWkOFw=";
   };
 
   # There aren't tests
diff --git a/pkgs/development/python-modules/textfsm/default.nix b/pkgs/development/python-modules/textfsm/default.nix
index 409cffd33862e..14d7c34cf4068 100644
--- a/pkgs/development/python-modules/textfsm/default.nix
+++ b/pkgs/development/python-modules/textfsm/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "google";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-IHgKG8v0X+LSK6purWBdwDnI/BCs5XA12ZJixuqqXWg=";
+    hash = "sha256-IHgKG8v0X+LSK6purWBdwDnI/BCs5XA12ZJixuqqXWg=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/texttable/default.nix b/pkgs/development/python-modules/texttable/default.nix
index 9b492747bf221..5afe66941c093 100644
--- a/pkgs/development/python-modules/texttable/default.nix
+++ b/pkgs/development/python-modules/texttable/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-KQNI+2f3dGkxvN/VWsdYTs1OWwhGqxZDM/B5SxIXYPI=";
+    hash = "sha256-KQNI+2f3dGkxvN/VWsdYTs1OWwhGqxZDM/B5SxIXYPI=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/textx/default.nix b/pkgs/development/python-modules/textx/default.nix
index 0a8ee2236519f..f9541cf23ce20 100644
--- a/pkgs/development/python-modules/textx/default.nix
+++ b/pkgs/development/python-modules/textx/default.nix
@@ -27,7 +27,7 @@ let
       owner = pname;
       repo = pname;
       rev = version;
-      sha256 = "sha256-uZlO82dKtWQQR5+Q7dWk3+ZoUzAjDJ8qzC4UMLCtnBk=";
+      hash = "sha256-uZlO82dKtWQQR5+Q7dWk3+ZoUzAjDJ8qzC4UMLCtnBk=";
     };
 
     postPatch = ''
diff --git a/pkgs/development/python-modules/tgcrypto/default.nix b/pkgs/development/python-modules/tgcrypto/default.nix
index a9c9dd96c6772..6d5ebba2ee1e3 100644
--- a/pkgs/development/python-modules/tgcrypto/default.nix
+++ b/pkgs/development/python-modules/tgcrypto/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "pyrogram";
     repo = "tgcrypto";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-u+mXzkmM79NBi4oHnb32RbN9WPnba/cm1q2Ko0uNEZg=";
+    hash = "sha256-u+mXzkmM79NBi4oHnb32RbN9WPnba/cm1q2Ko0uNEZg=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/thespian/default.nix b/pkgs/development/python-modules/thespian/default.nix
index eeea8f5bd4a2d..b1f994fde7634 100644
--- a/pkgs/development/python-modules/thespian/default.nix
+++ b/pkgs/development/python-modules/thespian/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "sha256-HcHvZtMpBtNXq9Yp2ayeHTuIf7gpBUb6xZqjaECbfgo=";
+    hash = "sha256-HcHvZtMpBtNXq9Yp2ayeHTuIf7gpBUb6xZqjaECbfgo=";
   };
 
   # Do not run the test suite: it takes a long time and uses
diff --git a/pkgs/development/python-modules/threadpoolctl/default.nix b/pkgs/development/python-modules/threadpoolctl/default.nix
index b2d85107e74f2..bfe40429127f9 100644
--- a/pkgs/development/python-modules/threadpoolctl/default.nix
+++ b/pkgs/development/python-modules/threadpoolctl/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "joblib";
     repo = pname;
     rev = version;
-    sha256 = "sha256-/qt7cgFbvpc1BLZC7a4S0RToqSggKXAqF1Xr6xOqzw8=";
+    hash = "sha256-/qt7cgFbvpc1BLZC7a4S0RToqSggKXAqF1Xr6xOqzw8=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/thrift/default.nix b/pkgs/development/python-modules/thrift/default.nix
index dcb6f434411a1..4ff39c59c4687 100644
--- a/pkgs/development/python-modules/thrift/default.nix
+++ b/pkgs/development/python-modules/thrift/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-K1tkiPze0h+dMSqiPJ/2oBldD2ribdvVrZ4+Jd/BRAg=";
+    hash = "sha256-K1tkiPze0h+dMSqiPJ/2oBldD2ribdvVrZ4+Jd/BRAg=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/tika/default.nix b/pkgs/development/python-modules/tika/default.nix
index f71772749c13e..551813db15edd 100644
--- a/pkgs/development/python-modules/tika/default.nix
+++ b/pkgs/development/python-modules/tika/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-VmcOuBKUTrJe1z8bOwdapB56E1t0skCCLyi4GeWzc9o=";
+    hash = "sha256-VmcOuBKUTrJe1z8bOwdapB56E1t0skCCLyi4GeWzc9o=";
   };
 
   propagatedBuildInputs = [ pyyaml requests ];
diff --git a/pkgs/development/python-modules/tikzplotlib/default.nix b/pkgs/development/python-modules/tikzplotlib/default.nix
index 8a38bb9a7dc6b..564d8e58b8ee0 100644
--- a/pkgs/development/python-modules/tikzplotlib/default.nix
+++ b/pkgs/development/python-modules/tikzplotlib/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "nschloe";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-PLExHhEnxkEiXsE0rqvpNWwVZ+YoaDa2BTx8LktdHl0=";
+    hash = "sha256-PLExHhEnxkEiXsE0rqvpNWwVZ+YoaDa2BTx8LktdHl0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tiledb/default.nix b/pkgs/development/python-modules/tiledb/default.nix
index dcc9fd20892ca..34597923f3be2 100644
--- a/pkgs/development/python-modules/tiledb/default.nix
+++ b/pkgs/development/python-modules/tiledb/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "TileDB-Inc";
     repo = "TileDB-Py";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-Be83b9JVxGxPYoOfqTfVm7qAjZD7cfH5BG6tbSHXhIQ=";
+    hash = "sha256-Be83b9JVxGxPYoOfqTfVm7qAjZD7cfH5BG6tbSHXhIQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tiler/default.nix b/pkgs/development/python-modules/tiler/default.nix
index 7f26871b29b54..6158c77067e8a 100644
--- a/pkgs/development/python-modules/tiler/default.nix
+++ b/pkgs/development/python-modules/tiler/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-2HWO/iJ9RCWNVmw2slu9F/+Mchk3evB5/F8EfbuMI/Y=";
+    hash = "sha256-2HWO/iJ9RCWNVmw2slu9F/+Mchk3evB5/F8EfbuMI/Y=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/time-machine/default.nix b/pkgs/development/python-modules/time-machine/default.nix
index 1c410042ac5b7..d228205dc6658 100644
--- a/pkgs/development/python-modules/time-machine/default.nix
+++ b/pkgs/development/python-modules/time-machine/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "adamchainz";
     repo = pname;
     rev = version;
-    sha256 = "sha256-EFlvO9QlOP351kZAFQ+hwghL+7m+Cin/OyLV3NX+y8E=";
+    hash = "sha256-EFlvO9QlOP351kZAFQ+hwghL+7m+Cin/OyLV3NX+y8E=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/timetagger/default.nix b/pkgs/development/python-modules/timetagger/default.nix
index 925baec25dc0f..aefbc3565f565 100644
--- a/pkgs/development/python-modules/timetagger/default.nix
+++ b/pkgs/development/python-modules/timetagger/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "almarklein";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-QICn7Ugnac2nu7I4xDWyujvloCiz70XnqA7SJbopR5s=";
+    hash = "sha256-QICn7Ugnac2nu7I4xDWyujvloCiz70XnqA7SJbopR5s=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tinycss2/default.nix b/pkgs/development/python-modules/tinycss2/default.nix
index 937c475053406..4c21305ac0942 100644
--- a/pkgs/development/python-modules/tinycss2/default.nix
+++ b/pkgs/development/python-modules/tinycss2/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     rev = "v${version}";
     # for tests
     fetchSubmodules = true;
-    sha256 = "sha256-RUF/3cjNgDFofoxl9iKY3u5ZAVVQmXu2Qbb5U4brdcQ=";
+    hash = "sha256-RUF/3cjNgDFofoxl9iKY3u5ZAVVQmXu2Qbb5U4brdcQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/tinydb/default.nix b/pkgs/development/python-modules/tinydb/default.nix
index 87d3502f6e038..1352ee20f8001 100644
--- a/pkgs/development/python-modules/tinydb/default.nix
+++ b/pkgs/development/python-modules/tinydb/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "msiemens";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-nKsTMakCOBVHDDp8AX/xDkvHpCMBoIb0pa24F4VX/14=";
+    hash = "sha256-nKsTMakCOBVHDDp8AX/xDkvHpCMBoIb0pa24F4VX/14=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tlsh/default.nix b/pkgs/development/python-modules/tlsh/default.nix
index dfa7a95e39701..c6809a06a4066 100644
--- a/pkgs/development/python-modules/tlsh/default.nix
+++ b/pkgs/development/python-modules/tlsh/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "trendmicro";
     repo = "tlsh";
     rev = version;
-    sha256 = "sha256-9Vkj7a5xU/coFyM/8i8JB0DdnbgDAEMOjmmMF8ckKuE=";
+    hash = "sha256-9Vkj7a5xU/coFyM/8i8JB0DdnbgDAEMOjmmMF8ckKuE=";
   };
 
   nativeBuildInputs = [ cmake ];
diff --git a/pkgs/development/python-modules/todoist-api-python/default.nix b/pkgs/development/python-modules/todoist-api-python/default.nix
index fca8d0acad7d5..ed7ae3ab0e719 100644
--- a/pkgs/development/python-modules/todoist-api-python/default.nix
+++ b/pkgs/development/python-modules/todoist-api-python/default.nix
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "switch-to-poetry-core.patch";
       url = "https://github.com/Doist/todoist-api-python/commit/42288e066d2f0c69611ab50cb57ca98b8c6bd1ca.patch";
-      sha256 = "sha256-yq+VVvjPYywvUn+ydyWVQPkiYPYWe9U6w38G54L2lkE=";
+      hash = "sha256-yq+VVvjPYywvUn+ydyWVQPkiYPYWe9U6w38G54L2lkE=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/toggl-cli/default.nix b/pkgs/development/python-modules/toggl-cli/default.nix
index a72e329bc9cb3..403019c07b8f0 100644
--- a/pkgs/development/python-modules/toggl-cli/default.nix
+++ b/pkgs/development/python-modules/toggl-cli/default.nix
@@ -28,7 +28,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "togglCli";
     inherit version;
-    sha256 = "sha256-ncMwiMwYivaFu5jrAsm1oCuXP/PZ2ALT+M+CmV6dtFo=";
+    hash = "sha256-ncMwiMwYivaFu5jrAsm1oCuXP/PZ2ALT+M+CmV6dtFo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tokenize-rt/default.nix b/pkgs/development/python-modules/tokenize-rt/default.nix
index 6f5d1f08ade95..107c3ae75c5a9 100644
--- a/pkgs/development/python-modules/tokenize-rt/default.nix
+++ b/pkgs/development/python-modules/tokenize-rt/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "asottile";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-YNt4YwkuA3DVq4EjJaIES9V3A6ENa3k6/qVKisjA5Pc=";
+    hash = "sha256-YNt4YwkuA3DVq4EjJaIES9V3A6ENa3k6/qVKisjA5Pc=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/tokenizers/default.nix b/pkgs/development/python-modules/tokenizers/default.nix
index a3c02f70ed1fa..720897ad62d37 100644
--- a/pkgs/development/python-modules/tokenizers/default.nix
+++ b/pkgs/development/python-modules/tokenizers/default.nix
@@ -72,7 +72,7 @@ buildPythonPackage rec {
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src sourceRoot;
     name = "${pname}-${version}";
-    sha256 = "sha256-Euvf0LNMa2Od+6gY1Ldge/7VPrH5mJoZduRRsb+lM/E=";
+    hash = "sha256-Euvf0LNMa2Od+6gY1Ldge/7VPrH5mJoZduRRsb+lM/E=";
   };
 
   sourceRoot = "source/bindings/python";
diff --git a/pkgs/development/python-modules/toml-adapt/default.nix b/pkgs/development/python-modules/toml-adapt/default.nix
index 63d05203d67e6..5c4aa1576b468 100644
--- a/pkgs/development/python-modules/toml-adapt/default.nix
+++ b/pkgs/development/python-modules/toml-adapt/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "firefly-cpp";
     repo = pname;
     rev = version;
-    sha256 = "sha256-7gQZCjsCtzvmV5NPZNAW4d34TkKemH9FgeN0Iwydwgc=";
+    hash = "sha256-7gQZCjsCtzvmV5NPZNAW4d34TkKemH9FgeN0Iwydwgc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tomli-w/default.nix b/pkgs/development/python-modules/tomli-w/default.nix
index bbd928ac16c76..920063fd10ebf 100644
--- a/pkgs/development/python-modules/tomli-w/default.nix
+++ b/pkgs/development/python-modules/tomli-w/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "hukkin";
     repo = pname;
     rev = version;
-    sha256 = "sha256-wZSC5uOi1JUeKXIli1I8/Vo0wGsv9Q1I84dAMQQP95w=";
+    hash = "sha256-wZSC5uOi1JUeKXIli1I8/Vo0wGsv9Q1I84dAMQQP95w=";
   };
 
   nativeBuildInputs = [ flit-core ];
diff --git a/pkgs/development/python-modules/tomli/default.nix b/pkgs/development/python-modules/tomli/default.nix
index c196d1e487f56..8f96a82ad6b8f 100644
--- a/pkgs/development/python-modules/tomli/default.nix
+++ b/pkgs/development/python-modules/tomli/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "hukkin";
     repo = pname;
     rev = version;
-    sha256 = "sha256-v0ZMrHIIaGeORwD4JiBeLthmnKZODK5odZVL0SY4etA=";
+    hash = "sha256-v0ZMrHIIaGeORwD4JiBeLthmnKZODK5odZVL0SY4etA=";
   };
 
   nativeBuildInputs = [ flit-core ];
diff --git a/pkgs/development/python-modules/toolz/default.nix b/pkgs/development/python-modules/toolz/default.nix
index d1961b970d470..c6c9ecf31d84f 100644
--- a/pkgs/development/python-modules/toolz/default.nix
+++ b/pkgs/development/python-modules/toolz/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-iMVwhhxEDuPy9gN8RlRhMij/QMk6bCXg66cNFygsYZQ=";
+    hash = "sha256-iMVwhhxEDuPy9gN8RlRhMij/QMk6bCXg66cNFygsYZQ=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/toposort/default.nix b/pkgs/development/python-modules/toposort/default.nix
index bc0185482fce8..5270da85f4a96 100644
--- a/pkgs/development/python-modules/toposort/default.nix
+++ b/pkgs/development/python-modules/toposort/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v7tHnFPQppbqdAJgH05pPJewNng3yImLxkca38o3pr0=";
+    hash = "sha256-v7tHnFPQppbqdAJgH05pPJewNng3yImLxkca38o3pr0=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/tornado/default.nix b/pkgs/development/python-modules/tornado/default.nix
index 9acd9245174a0..478b0c936f99a 100644
--- a/pkgs/development/python-modules/tornado/default.nix
+++ b/pkgs/development/python-modules/tornado/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "tornadoweb";
     repo = "tornado";
     rev = "v${version}";
-    sha256 = "sha256-IV0QN3GqoclFo9kWJVc21arypmBkvUClo86Zmt/Gv6E=";
+    hash = "sha256-IV0QN3GqoclFo9kWJVc21arypmBkvUClo86Zmt/Gv6E=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/torpy/default.nix b/pkgs/development/python-modules/torpy/default.nix
index 635b975f28524..ea9c96d33e153 100644
--- a/pkgs/development/python-modules/torpy/default.nix
+++ b/pkgs/development/python-modules/torpy/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "torpyorg";
     repo = "torpy";
     rev = "v${version}";
-    sha256 = "sha256-Ni7GcpkxzAMtP4wBOFsi4KnxK+nC0XCZR/2Z/eS/C+w=";
+    hash = "sha256-Ni7GcpkxzAMtP4wBOFsi4KnxK+nC0XCZR/2Z/eS/C+w=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/torrequest/default.nix b/pkgs/development/python-modules/torrequest/default.nix
index 4c994f81023a3..99ea0e4e53515 100644
--- a/pkgs/development/python-modules/torrequest/default.nix
+++ b/pkgs/development/python-modules/torrequest/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-N0XU6j/9qY16A0Njx4ets3qrd72rQAlKTZNzks1NroI=";
+    hash = "sha256-N0XU6j/9qY16A0Njx4ets3qrd72rQAlKTZNzks1NroI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tqdm/default.nix b/pkgs/development/python-modules/tqdm/default.nix
index edb182d8b3c64..891771ebc6981 100644
--- a/pkgs/development/python-modules/tqdm/default.nix
+++ b/pkgs/development/python-modules/tqdm/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-X09oKgBJUcG0ULx1PHEOkoDFdGzm/+3uJT3by/VM8eQ=";
+    hash = "sha256-X09oKgBJUcG0ULx1PHEOkoDFdGzm/+3uJT3by/VM8eQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/trackpy/default.nix b/pkgs/development/python-modules/trackpy/default.nix
index 075dedcb80a4e..c29d30962782d 100644
--- a/pkgs/development/python-modules/trackpy/default.nix
+++ b/pkgs/development/python-modules/trackpy/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "soft-matter";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-NG1TOppqRbIZHLxJjlaXD4icYlAUkSxtmmC/fsS/pXo=";
+    hash = "sha256-NG1TOppqRbIZHLxJjlaXD4icYlAUkSxtmmC/fsS/pXo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/traitlets/default.nix b/pkgs/development/python-modules/traitlets/default.nix
index e9302021bb0ec..e3f6f5e7bfb0b 100644
--- a/pkgs/development/python-modules/traitlets/default.nix
+++ b/pkgs/development/python-modules/traitlets/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9s3iGpxoz3Vq8CA19y1acjv2B+hi574z7OUFq/Sjutk=";
+    hash = "sha256-9s3iGpxoz3Vq8CA19y1acjv2B+hi574z7OUFq/Sjutk=";
   };
 
   nativeBuildInputs = [ hatchling ];
diff --git a/pkgs/development/python-modules/traits/default.nix b/pkgs/development/python-modules/traits/default.nix
index ebe3c858543e2..36aa310869299 100644
--- a/pkgs/development/python-modules/traits/default.nix
+++ b/pkgs/development/python-modules/traits/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-eLssyv1gr/YGUVqsRt5kZooKgctcVMZQuYd6hBqp6BI=";
+    hash = "sha256-eLssyv1gr/YGUVqsRt5kZooKgctcVMZQuYd6hBqp6BI=";
   };
 
   # Circular dependency
diff --git a/pkgs/development/python-modules/transitions/default.nix b/pkgs/development/python-modules/transitions/default.nix
index 77eec05114d87..9b054c8233422 100644
--- a/pkgs/development/python-modules/transitions/default.nix
+++ b/pkgs/development/python-modules/transitions/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-L1TRG9siV3nX5ykBHpOp+3F2aM49xl+NT1pde6L0jhA=";
+    hash = "sha256-L1TRG9siV3nX5ykBHpOp+3F2aM49xl+NT1pde6L0jhA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/translatepy/default.nix b/pkgs/development/python-modules/translatepy/default.nix
index 90ccce1c9f189..08e7dfab61779 100644
--- a/pkgs/development/python-modules/translatepy/default.nix
+++ b/pkgs/development/python-modules/translatepy/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "Animenosekai";
     repo = "translate";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-cx5OeBrB8il8KrcyOmQbQ7VCXoaA5RP++oTTxCs/PcM=";
+    hash = "sha256-cx5OeBrB8il8KrcyOmQbQ7VCXoaA5RP++oTTxCs/PcM=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/trectools/default.nix b/pkgs/development/python-modules/trectools/default.nix
index 1c3b2a542bc31..3948d0441d90b 100644
--- a/pkgs/development/python-modules/trectools/default.nix
+++ b/pkgs/development/python-modules/trectools/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     repo = pname;
     # https://github.com/joaopalotti/trectools/issues/41
     rev = "5c1d56e9cf955f45b5a1780ee6a82744d31e7a79";
-    sha256 = "sha256-Lh6sK2rxEdCsOUKHn1jgm+rsn8FK1f2po0UuZfZajBA=";
+    hash = "sha256-Lh6sK2rxEdCsOUKHn1jgm+rsn8FK1f2po0UuZfZajBA=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/treq/default.nix b/pkgs/development/python-modules/treq/default.nix
index 5f71842066695..d72d46e9d7b33 100644
--- a/pkgs/development/python-modules/treq/default.nix
+++ b/pkgs/development/python-modules/treq/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-33V+PxQfx4Lt4HamBFIRlP/LQPomRc9I5aNwYDB/Uuw=";
+    hash = "sha256-33V+PxQfx4Lt4HamBFIRlP/LQPomRc9I5aNwYDB/Uuw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/trezor/default.nix b/pkgs/development/python-modules/trezor/default.nix
index c56e3663c0eef..a106db6d56564 100644
--- a/pkgs/development/python-modules/trezor/default.nix
+++ b/pkgs/development/python-modules/trezor/default.nix
@@ -31,7 +31,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-jhUBca/+rDge/bFHgpKQhNZBTsd8zNyHHW8NZE/1e9g=";
+    hash = "sha256-jhUBca/+rDge/bFHgpKQhNZBTsd8zNyHHW8NZE/1e9g=";
   };
 
   nativeBuildInputs = [ installShellFiles ];
diff --git a/pkgs/development/python-modules/trezor_agent/default.nix b/pkgs/development/python-modules/trezor_agent/default.nix
index e5db9c72a5fe3..d6ff9bb36dfa0 100644
--- a/pkgs/development/python-modules/trezor_agent/default.nix
+++ b/pkgs/development/python-modules/trezor_agent/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-4IylpUvXZYAXFkyFGNbN9iPTsHff3M/RL2Eq9f7wWFU=";
+    hash = "sha256-4IylpUvXZYAXFkyFGNbN9iPTsHff3M/RL2Eq9f7wWFU=";
   };
 
   propagatedBuildInputs = [ setuptools trezor libagent ecdsa ed25519 mnemonic keepkey semver wheel pinentry ];
diff --git a/pkgs/development/python-modules/trfl/default.nix b/pkgs/development/python-modules/trfl/default.nix
index 356eb985005e5..b81481e3841b6 100644
--- a/pkgs/development/python-modules/trfl/default.nix
+++ b/pkgs/development/python-modules/trfl/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "deepmind";
     repo = pname;
     rev = "ed6eff5b79ed56923bcb102e152c01ea52451d4c";
-    sha256 = "sha256-UsDUKJCHSJ4gP+P95Pm7RsPpqTJqJhrsW47C7fTZ77I=";
+    hash = "sha256-UsDUKJCHSJ4gP+P95Pm7RsPpqTJqJhrsW47C7fTZ77I=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/trimesh/default.nix b/pkgs/development/python-modules/trimesh/default.nix
index e3f6d4417551c..1f2c0fc398650 100644
--- a/pkgs/development/python-modules/trimesh/default.nix
+++ b/pkgs/development/python-modules/trimesh/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-UUkzHQoRCC7SmQgA4uz09J/KRxizr5LhwCYobINY1gc=";
+    hash = "sha256-UUkzHQoRCC7SmQgA4uz09J/KRxizr5LhwCYobINY1gc=";
   };
 
   propagatedBuildInputs = [ numpy ];
diff --git a/pkgs/development/python-modules/trio-websocket/default.nix b/pkgs/development/python-modules/trio-websocket/default.nix
index 4549a056b067f..c499812dd0b78 100644
--- a/pkgs/development/python-modules/trio-websocket/default.nix
+++ b/pkgs/development/python-modules/trio-websocket/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "HyperionGray";
     repo = "trio-websocket";
     rev = version;
-    sha256 = "sha256-8VrpI/pk5IhEvqzo036cnIbJ1Hu3UfQ6GHTNkNJUYvo=";
+    hash = "sha256-8VrpI/pk5IhEvqzo036cnIbJ1Hu3UfQ6GHTNkNJUYvo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/trustme/default.nix b/pkgs/development/python-modules/trustme/default.nix
index 786b6f5bc8acd..4deb72308fdf1 100644
--- a/pkgs/development/python-modules/trustme/default.nix
+++ b/pkgs/development/python-modules/trustme/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-XgeyPXDO7WTzuzauS5q8UjVMFsmNRasDe+4rX7/+WGw=";
+    hash = "sha256-XgeyPXDO7WTzuzauS5q8UjVMFsmNRasDe+4rX7/+WGw=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/trytond/default.nix b/pkgs/development/python-modules/trytond/default.nix
index 2fa6f11ff04fa..fdb29c7f81230 100644
--- a/pkgs/development/python-modules/trytond/default.nix
+++ b/pkgs/development/python-modules/trytond/default.nix
@@ -32,7 +32,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-BZZhaXHk0QEgtN7B15bGepJi7Dk4LgMpmQmsjU5E1Vw=";
+    hash = "sha256-BZZhaXHk0QEgtN7B15bGepJi7Dk4LgMpmQmsjU5E1Vw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tubes/default.nix b/pkgs/development/python-modules/tubes/default.nix
index a605952b2b7dd..4c787af378a23 100644
--- a/pkgs/development/python-modules/tubes/default.nix
+++ b/pkgs/development/python-modules/tubes/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Tubes";
     inherit version;
-    sha256 = "sha256-WbkZfy+m9/xrwygd5VeXrccpu3XJxhO09tbEFZnw14s=";
+    hash = "sha256-WbkZfy+m9/xrwygd5VeXrccpu3XJxhO09tbEFZnw14s=";
   };
 
   propagatedBuildInputs = [ characteristic six twisted ];
diff --git a/pkgs/development/python-modules/turnt/default.nix b/pkgs/development/python-modules/turnt/default.nix
index b6c0549c040ae..58109ce4a5d10 100644
--- a/pkgs/development/python-modules/turnt/default.nix
+++ b/pkgs/development/python-modules/turnt/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-X0uJmY2MVnvM50LDBXDn9hK4NuHAil4Kf39V/8b8OIQ=";
+    hash = "sha256-X0uJmY2MVnvM50LDBXDn9hK4NuHAil4Kf39V/8b8OIQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tuya-iot-py-sdk/default.nix b/pkgs/development/python-modules/tuya-iot-py-sdk/default.nix
index 89db0e84f9e11..d1b9d482da1de 100644
--- a/pkgs/development/python-modules/tuya-iot-py-sdk/default.nix
+++ b/pkgs/development/python-modules/tuya-iot-py-sdk/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "tuya";
     repo = "tuya-iot-python-sdk";
     rev = "v${version}";
-    sha256 = "sha256-KmSVa71CM/kNhzE4GznaxISGmIaV+UcTSn3v+fmxmrQ=";
+    hash = "sha256-KmSVa71CM/kNhzE4GznaxISGmIaV+UcTSn3v+fmxmrQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/tuyaha/default.nix b/pkgs/development/python-modules/tuyaha/default.nix
index 749ac4e19827e..53d6c83d48ab2 100644
--- a/pkgs/development/python-modules/tuyaha/default.nix
+++ b/pkgs/development/python-modules/tuyaha/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     owner = "PaulAnnekov";
     repo = pname;
     rev = version;
-    sha256 = "sha256-PTIw/2NRHHiqV6E5oj2pMeGq1uApevKfT2n5zV8AQmM=";
+    hash = "sha256-PTIw/2NRHHiqV6E5oj2pMeGq1uApevKfT2n5zV8AQmM=";
   };
 
   propagatedBuildInputs = [ requests ];
diff --git a/pkgs/development/python-modules/tvdb_api/default.nix b/pkgs/development/python-modules/tvdb_api/default.nix
index 7889a8ab03ee2..0e05aa041dba7 100644
--- a/pkgs/development/python-modules/tvdb_api/default.nix
+++ b/pkgs/development/python-modules/tvdb_api/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "dbr";
     repo = "tvdb_api";
     rev = "ce0382181a9e08a5113bfee0fed2c78f8b1e613f";
-    sha256 = "sha256-poUuwySr6+8U9PIHhqFaR7nXzh8kSaW7mZkuKTUJKj8=";
+    hash = "sha256-poUuwySr6+8U9PIHhqFaR7nXzh8kSaW7mZkuKTUJKj8=";
   };
 
   propagatedBuildInputs = [ requests-cache ];
diff --git a/pkgs/development/python-modules/tweedledum/default.nix b/pkgs/development/python-modules/tweedledum/default.nix
index a768e3559d5b0..af5a65a080379 100644
--- a/pkgs/development/python-modules/tweedledum/default.nix
+++ b/pkgs/development/python-modules/tweedledum/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "boschmitt";
     repo = "tweedledum";
     rev = "v${version}";
-    sha256 = "sha256-wgrY5ajaMYxznyNvlD0ul1PFr3W8oV9I/OVsStlZEBM=";
+    hash = "sha256-wgrY5ajaMYxznyNvlD0ul1PFr3W8oV9I/OVsStlZEBM=";
   };
 
   nativeBuildInputs = [ cmake ninja scikit-build ];
diff --git a/pkgs/development/python-modules/twentemilieu/default.nix b/pkgs/development/python-modules/twentemilieu/default.nix
index c54f897a51d1c..17f14b8e8f743 100644
--- a/pkgs/development/python-modules/twentemilieu/default.nix
+++ b/pkgs/development/python-modules/twentemilieu/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "frenck";
     repo = "python-twentemilieu";
     rev = "v${version}";
-    sha256 = "sha256-k2jdw2H/bNejNUjIEQlEA1KkHHpkyFlSDC1HKUoMIqQ=";
+    hash = "sha256-k2jdw2H/bNejNUjIEQlEA1KkHHpkyFlSDC1HKUoMIqQ=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/twine/default.nix b/pkgs/development/python-modules/twine/default.nix
index 5e51082ed6acd..9bd98fd5adbe8 100644
--- a/pkgs/development/python-modules/twine/default.nix
+++ b/pkgs/development/python-modules/twine/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-nhAu9f3VogZh64j61GM4gGw70yzx23KWA/42l7G8g8g=";
+    hash = "sha256-nhAu9f3VogZh64j61GM4gGw70yzx23KWA/42l7G8g8g=";
   };
 
   nativeBuildInputs = [ setuptools-scm ];
diff --git a/pkgs/development/python-modules/twinkly-client/default.nix b/pkgs/development/python-modules/twinkly-client/default.nix
index 77eb17b9fcda4..d9931c044ba9a 100644
--- a/pkgs/development/python-modules/twinkly-client/default.nix
+++ b/pkgs/development/python-modules/twinkly-client/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-F/N6yMOvLHIfXvPyR7z3P/Rlh79OvCbvEiNwClLSLl8=";
+    hash = "sha256-F/N6yMOvLHIfXvPyR7z3P/Rlh79OvCbvEiNwClLSLl8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/twitch-python/default.nix b/pkgs/development/python-modules/twitch-python/default.nix
index 7bb1d04f545af..e2f9c8caf31cb 100644
--- a/pkgs/development/python-modules/twitch-python/default.nix
+++ b/pkgs/development/python-modules/twitch-python/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bgnXIQuOCrtoknZ9ciB56zWxTCnncM2032TVaey6oXw=";
+    hash = "sha256-bgnXIQuOCrtoknZ9ciB56zWxTCnncM2032TVaey6oXw=";
   };
 
   disabled = !isPy3k;
diff --git a/pkgs/development/python-modules/txzmq/default.nix b/pkgs/development/python-modules/txzmq/default.nix
index f47c33924ce12..4f6a4067d55ad 100644
--- a/pkgs/development/python-modules/txzmq/default.nix
+++ b/pkgs/development/python-modules/txzmq/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "txZMQ";
-    sha256 = "sha256-jWB9C/CcqUYAuOQvByHb5D7lOgRwGCNErHrOfljcYXc=";
+    hash = "sha256-jWB9C/CcqUYAuOQvByHb5D7lOgRwGCNErHrOfljcYXc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/types-decorator/default.nix b/pkgs/development/python-modules/types-decorator/default.nix
index fb046be652ecf..606164545393b 100644
--- a/pkgs/development/python-modules/types-decorator/default.nix
+++ b/pkgs/development/python-modules/types-decorator/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Mt04D8iNDnofJ6hLoc5uKboK1CyqobiOe10n5h9uSWI=";
+    hash = "sha256-Mt04D8iNDnofJ6hLoc5uKboK1CyqobiOe10n5h9uSWI=";
   };
 
   # Modules doesn't have tests
diff --git a/pkgs/development/python-modules/types-pillow/default.nix b/pkgs/development/python-modules/types-pillow/default.nix
index 1605a77959f2b..f0f79a87826fc 100644
--- a/pkgs/development/python-modules/types-pillow/default.nix
+++ b/pkgs/development/python-modules/types-pillow/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "types-Pillow";
-    sha256 = "sha256-fw6HHS1G+7a8feyj4C3FUs+cHotJ3rlZVQlVG+OVTkk=";
+    hash = "sha256-fw6HHS1G+7a8feyj4C3FUs+cHotJ3rlZVQlVG+OVTkk=";
   };
 
   # Modules doesn't have tests
diff --git a/pkgs/development/python-modules/types-protobuf/default.nix b/pkgs/development/python-modules/types-protobuf/default.nix
index 4455ab8ffcffd..dd075bd370235 100644
--- a/pkgs/development/python-modules/types-protobuf/default.nix
+++ b/pkgs/development/python-modules/types-protobuf/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bsrdzHrtLGNnRaF8FBGTLN73oDUwTVD/1BQCl7a4gug=";
+    hash = "sha256-bsrdzHrtLGNnRaF8FBGTLN73oDUwTVD/1BQCl7a4gug=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/types-psutil/default.nix b/pkgs/development/python-modules/types-psutil/default.nix
index d70cc21701e98..cb169ef0e427e 100644
--- a/pkgs/development/python-modules/types-psutil/default.nix
+++ b/pkgs/development/python-modules/types-psutil/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-xsfmtBtvfruHr9VlDfNgdR0Ois8NJ2t6xk0A9Bm+uSI=";
+    hash = "sha256-xsfmtBtvfruHr9VlDfNgdR0Ois8NJ2t6xk0A9Bm+uSI=";
   };
 
   # Module doesn't have tests
diff --git a/pkgs/development/python-modules/types-pytz/default.nix b/pkgs/development/python-modules/types-pytz/default.nix
index a3a67259beb7f..9727a3bb76f56 100644
--- a/pkgs/development/python-modules/types-pytz/default.nix
+++ b/pkgs/development/python-modules/types-pytz/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SH0+jp9Ace7ICBdG1T+pgrvAWBLnGdy/Lr89VaGkzSg=";
+    hash = "sha256-SH0+jp9Ace7ICBdG1T+pgrvAWBLnGdy/Lr89VaGkzSg=";
   };
 
   # Modules doesn't have tests
diff --git a/pkgs/development/python-modules/types-pyyaml/default.nix b/pkgs/development/python-modules/types-pyyaml/default.nix
index 47ef2a0c495d1..9c85c50dc02ff 100644
--- a/pkgs/development/python-modules/types-pyyaml/default.nix
+++ b/pkgs/development/python-modules/types-pyyaml/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "types-PyYAML";
     inherit version;
-    sha256 = "sha256-GTBIaaidSa8AvmgeeyZ0FN8hP064ljTESV+mLo+UK58=";
+    hash = "sha256-GTBIaaidSa8AvmgeeyZ0FN8hP064ljTESV+mLo+UK58=";
   };
 
   # Module doesn't have tests
diff --git a/pkgs/development/python-modules/types-redis/default.nix b/pkgs/development/python-modules/types-redis/default.nix
index 87ad5c1a082eb..bd4ce4a150e62 100644
--- a/pkgs/development/python-modules/types-redis/default.nix
+++ b/pkgs/development/python-modules/types-redis/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-dmAXh1TWCkz6z1sz7gY6oGJTEXkcYgdc2TYTZiej978=";
+    hash = "sha256-dmAXh1TWCkz6z1sz7gY6oGJTEXkcYgdc2TYTZiej978=";
   };
 
   # Module doesn't have tests
diff --git a/pkgs/development/python-modules/types-requests/default.nix b/pkgs/development/python-modules/types-requests/default.nix
index e341ea2fd4c90..6b9853a7d9287 100644
--- a/pkgs/development/python-modules/types-requests/default.nix
+++ b/pkgs/development/python-modules/types-requests/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/I6qCcwBRpnGtjxgwuOt0MiwmkEMgYtaxuZfkqJt3gk=";
+    hash = "sha256-/I6qCcwBRpnGtjxgwuOt0MiwmkEMgYtaxuZfkqJt3gk=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/types-setuptools/default.nix b/pkgs/development/python-modules/types-setuptools/default.nix
index 832077d607347..efa9b6cf24b7a 100644
--- a/pkgs/development/python-modules/types-setuptools/default.nix
+++ b/pkgs/development/python-modules/types-setuptools/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-GelY39vxxaYo5UwqfuhJNQUa+3J40MHNsIrBlHV+47E=";
+    hash = "sha256-GelY39vxxaYo5UwqfuhJNQUa+3J40MHNsIrBlHV+47E=";
   };
 
   # Module doesn't have tests
diff --git a/pkgs/development/python-modules/types-toml/default.nix b/pkgs/development/python-modules/types-toml/default.nix
index 30683d96c4f5a..3e475b17cfd1e 100644
--- a/pkgs/development/python-modules/types-toml/default.nix
+++ b/pkgs/development/python-modules/types-toml/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v4D859LXS+kRSPR7iNmuWt6xAkq+8iqi/bq8A21rizw=";
+    hash = "sha256-v4D859LXS+kRSPR7iNmuWt6xAkq+8iqi/bq8A21rizw=";
   };
 
   # Module doesn't have tests
diff --git a/pkgs/development/python-modules/typical/default.nix b/pkgs/development/python-modules/typical/default.nix
index 4914e011e9dcb..8554b3ba84504 100644
--- a/pkgs/development/python-modules/typical/default.nix
+++ b/pkgs/development/python-modules/typical/default.nix
@@ -58,7 +58,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "switch-to-poetry-core.patch";
       url = "https://github.com/seandstewart/typical/commit/66b3c34f8969b7fb1f684f0603e514405bab0dd7.patch";
-      sha256 = "sha256-c7qJOtHmJRnVEGl+OADB3HpjvMK8aYDD9+0gplOn9pQ=";
+      hash = "sha256-c7qJOtHmJRnVEGl+OADB3HpjvMK8aYDD9+0gplOn9pQ=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/typing-inspect/default.nix b/pkgs/development/python-modules/typing-inspect/default.nix
index b0418176bf412..a5d27c1f71bbf 100644
--- a/pkgs/development/python-modules/typing-inspect/default.nix
+++ b/pkgs/development/python-modules/typing-inspect/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     inherit version;
     pname = "typing_inspect";
-    sha256 = "sha256-ix/wxACUO2FF34EZxBwkTKggfx8QycBXru0VYOSAbj0=";
+    hash = "sha256-ix/wxACUO2FF34EZxBwkTKggfx8QycBXru0VYOSAbj0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/u-msgpack-python/default.nix b/pkgs/development/python-modules/u-msgpack-python/default.nix
index 18215f96bbca6..730bb26bea57b 100644
--- a/pkgs/development/python-modules/u-msgpack-python/default.nix
+++ b/pkgs/development/python-modules/u-msgpack-python/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6G96xqoO9MbEnwBLT9Q1vOmcI+LdXXMAPz+YFgJMK9g=";
+    hash = "sha256-6G96xqoO9MbEnwBLT9Q1vOmcI+LdXXMAPz+YFgJMK9g=";
   };
 
   LC_ALL="en_US.UTF-8";
diff --git a/pkgs/development/python-modules/uamqp/default.nix b/pkgs/development/python-modules/uamqp/default.nix
index f9e9aa9a13115..e60d550947864 100644
--- a/pkgs/development/python-modules/uamqp/default.nix
+++ b/pkgs/development/python-modules/uamqp/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-IYMzJDXveIL60ick4/L2PT/VpRx/DGNdY0h5SLAuN0k=";
+    hash = "sha256-IYMzJDXveIL60ick4/L2PT/VpRx/DGNdY0h5SLAuN0k=";
   };
 
   patches = lib.optionals (stdenv.isDarwin && stdenv.isx86_64) [
diff --git a/pkgs/development/python-modules/udatetime/default.nix b/pkgs/development/python-modules/udatetime/default.nix
index 2188cf25a5e70..49b56c5f1e30a 100644
--- a/pkgs/development/python-modules/udatetime/default.nix
+++ b/pkgs/development/python-modules/udatetime/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sQvFVwaZpDinLitaZOdr2MKO4779FvIJOHpVB/oLgwE=";
+    hash = "sha256-sQvFVwaZpDinLitaZOdr2MKO4779FvIJOHpVB/oLgwE=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/uharfbuzz/default.nix b/pkgs/development/python-modules/uharfbuzz/default.nix
index ce9d4da479f0d..2573bdc51ece2 100644
--- a/pkgs/development/python-modules/uharfbuzz/default.nix
+++ b/pkgs/development/python-modules/uharfbuzz/default.nix
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "harfbuzz";
     repo = "uharfbuzz";
     rev = "v${version}";
-    sha256 = "sha256-DyFXbwB28JH2lvmWDezRh49tjCvleviUNSE5LHG3kUg=";
+    hash = "sha256-DyFXbwB28JH2lvmWDezRh49tjCvleviUNSE5LHG3kUg=";
     fetchSubmodules = true;
   };
 
diff --git a/pkgs/development/python-modules/ujson/default.nix b/pkgs/development/python-modules/ujson/default.nix
index 6755a274d1dde..8893d004346fd 100644
--- a/pkgs/development/python-modules/ujson/default.nix
+++ b/pkgs/development/python-modules/ujson/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-54jl1dyuj2EYrJtF0LiRoNVfesSA7dy38HJj8rzzeyM=";
+    hash = "sha256-54jl1dyuj2EYrJtF0LiRoNVfesSA7dy38HJj8rzzeyM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/uncertainties/default.nix b/pkgs/development/python-modules/uncertainties/default.nix
index f2fdbd748cd11..bf08374ece230 100644
--- a/pkgs/development/python-modules/uncertainties/default.nix
+++ b/pkgs/development/python-modules/uncertainties/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gBEeCDnyOcWyM8tHcgF7SDoLehVzpYG5Krd0ajXm+qs=";
+    hash = "sha256-gBEeCDnyOcWyM8tHcgF7SDoLehVzpYG5Krd0ajXm+qs=";
   };
 
   propagatedBuildInputs = [ future ];
diff --git a/pkgs/development/python-modules/uncompyle6/default.nix b/pkgs/development/python-modules/uncompyle6/default.nix
index 4f9a2a9526d73..16be16d443acf 100644
--- a/pkgs/development/python-modules/uncompyle6/default.nix
+++ b/pkgs/development/python-modules/uncompyle6/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-HmqQLeYOpcP30q9+J0UAa05Lm97eiIoH+EQcmTjy7n0=";
+    hash = "sha256-HmqQLeYOpcP30q9+J0UAa05Lm97eiIoH+EQcmTjy7n0=";
   };
 
   nativeCheckInputs = [ nose pytest hypothesis six ];
diff --git a/pkgs/development/python-modules/unittest-xml-reporting/default.nix b/pkgs/development/python-modules/unittest-xml-reporting/default.nix
index d84f5c36d81ef..fb4a3b543ce02 100644
--- a/pkgs/development/python-modules/unittest-xml-reporting/default.nix
+++ b/pkgs/development/python-modules/unittest-xml-reporting/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "xmlrunner";
     repo = "unittest-xml-reporting";
     rev = version;
-    sha256 = "sha256-lOJ/+8CVJUXdIaZLLF5PpPkG0DzlNgo46kRZ1Xy7Ju0=";
+    hash = "sha256-lOJ/+8CVJUXdIaZLLF5PpPkG0DzlNgo46kRZ1Xy7Ju0=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/univers/default.nix b/pkgs/development/python-modules/univers/default.nix
index f40fc7d99ebe2..3669009d530ea 100644
--- a/pkgs/development/python-modules/univers/default.nix
+++ b/pkgs/development/python-modules/univers/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-yM0SDBpkiZEbaZ0ugjiMwwUFKqZGbmh1JNlv5qvPAYo=";
+    hash = "sha256-yM0SDBpkiZEbaZ0ugjiMwwUFKqZGbmh1JNlv5qvPAYo=";
   };
 
   patches = [
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     # Upstream PR (already merged): https://github.com/nexB/univers/pull/77
     (fetchpatch {
       url = "https://github.com/nexB/univers/commit/b74229cc1c8790287633cd7220d6b2e97c508302.patch";
-      sha256 = "sha256-i6zWv9rAlwCMghd9g5FP6WIQLLDLYvp+6qJ1E7nfTSY=";
+      hash = "sha256-i6zWv9rAlwCMghd9g5FP6WIQLLDLYvp+6qJ1E7nfTSY=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/untangle/default.nix b/pkgs/development/python-modules/untangle/default.nix
index 0948e91c72c82..6456bdd3cbd89 100644
--- a/pkgs/development/python-modules/untangle/default.nix
+++ b/pkgs/development/python-modules/untangle/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
     repo = "untangle";
     # 1.1.1 is not tagged on GitHub
     rev = "refs/tags/${version}";
-    sha256 = "sha256-cJkN8vT5hW5hRuLxr/6udwMO4GVH1pJhAc6qmPO2EEI=";
+    hash = "sha256-cJkN8vT5hW5hRuLxr/6udwMO4GVH1pJhAc6qmPO2EEI=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/uranium/default.nix b/pkgs/development/python-modules/uranium/default.nix
index 58b96b5cd7a43..8af65b0cc65d7 100644
--- a/pkgs/development/python-modules/uranium/default.nix
+++ b/pkgs/development/python-modules/uranium/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "Ultimaker";
     repo = "Uranium";
     rev = version;
-    sha256 = "sha256-SE9xqrloPXIRTJiiqUdRKFmb4c0OjmJK5CMn6VXMFmk=";
+    hash = "sha256-SE9xqrloPXIRTJiiqUdRKFmb4c0OjmJK5CMn6VXMFmk=";
   };
 
   disabled = pythonOlder "3.5.0";
diff --git a/pkgs/development/python-modules/uri-template/default.nix b/pkgs/development/python-modules/uri-template/default.nix
index b09b2e1b76714..db7dc602aea05 100644
--- a/pkgs/development/python-modules/uri-template/default.nix
+++ b/pkgs/development/python-modules/uri-template/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "plinss";
     repo = "uri_template";
     rev = "v${version}";
-    sha256 = "sha256-IAq6GpEwimq45FU0QugLZLSOhwAmC1KbpZKD0zyxsUs=";
+    hash = "sha256-IAq6GpEwimq45FU0QugLZLSOhwAmC1KbpZKD0zyxsUs=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/uritemplate/default.nix b/pkgs/development/python-modules/uritemplate/default.nix
index ccd1126439f52..363313163d6b2 100644
--- a/pkgs/development/python-modules/uritemplate/default.nix
+++ b/pkgs/development/python-modules/uritemplate/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Q0bt/Fw7efaUvM1tYJmjIrvrYo2/LNhu6lWkVs5RJPA=";
+    hash = "sha256-Q0bt/Fw7efaUvM1tYJmjIrvrYo2/LNhu6lWkVs5RJPA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/url-normalize/default.nix b/pkgs/development/python-modules/url-normalize/default.nix
index a3cca49393e78..b851eccbe26fd 100644
--- a/pkgs/development/python-modules/url-normalize/default.nix
+++ b/pkgs/development/python-modules/url-normalize/default.nix
@@ -42,7 +42,7 @@ buildPythonPackage rec {
     (fetchpatch {
       name = "switch-to-poetry-core.patch";
       url = "https://github.com/niksite/url-normalize/commit/b8557b10c977b191cc9d37e6337afe874a24ad08.patch";
-      sha256 = "sha256-SVCQATV9V6HbLmjOHs7V7eBagO0PuqZLubIJghBYfQQ=";
+      hash = "sha256-SVCQATV9V6HbLmjOHs7V7eBagO0PuqZLubIJghBYfQQ=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/urwid-readline/default.nix b/pkgs/development/python-modules/urwid-readline/default.nix
index 3ea35c2a90588..7d24067fd1101 100644
--- a/pkgs/development/python-modules/urwid-readline/default.nix
+++ b/pkgs/development/python-modules/urwid-readline/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-AYAgy8hku17Ye+F9wmsGnq4nVcsp86nFaarDve0e+vQ=";
+    hash = "sha256-AYAgy8hku17Ye+F9wmsGnq4nVcsp86nFaarDve0e+vQ=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/urwidtrees/default.nix b/pkgs/development/python-modules/urwidtrees/default.nix
index 372d6830f8d09..e9b3556043010 100644
--- a/pkgs/development/python-modules/urwidtrees/default.nix
+++ b/pkgs/development/python-modules/urwidtrees/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "pazz";
     repo = "urwidtrees";
     rev = version;
-    sha256 = "sha256-yGSjwagCd5TiwEFtF6ZhDuVqj4PTa5pVXhs8ebr2O/g=";
+    hash = "sha256-yGSjwagCd5TiwEFtF6ZhDuVqj4PTa5pVXhs8ebr2O/g=";
   };
 
   propagatedBuildInputs = [ urwid ];
@@ -22,7 +22,7 @@ buildPythonPackage rec {
   patches = [
     (fetchpatch {
       url = "https://github.com/pazz/urwidtrees/commit/ed39dbc4fc67b0e0249bf108116a88cd18543aa9.patch";
-    sha256 = "sha256-fA+30d2uVaoNCg4rtoWLNPvrZtq41Co4vcmM80hkURs=";
+    hash = "sha256-fA+30d2uVaoNCg4rtoWLNPvrZtq41Co4vcmM80hkURs=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/usbtmc/default.nix b/pkgs/development/python-modules/usbtmc/default.nix
index 6c8b3ede80885..57f2819ecc656 100644
--- a/pkgs/development/python-modules/usbtmc/default.nix
+++ b/pkgs/development/python-modules/usbtmc/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
     owner = "python-ivi";
     repo = "python-usbtmc";
     rev = "v${version}";
-    sha256 = "sha256-69kqBTqnVqdWC2mqlXylzb9VkdhwTGZI0Ykf6lqbypI=";
+    hash = "sha256-69kqBTqnVqdWC2mqlXylzb9VkdhwTGZI0Ykf6lqbypI=";
   };
 
   propagatedBuildInputs = [ pyusb ];
diff --git a/pkgs/development/python-modules/ush/default.nix b/pkgs/development/python-modules/ush/default.nix
index 7ce8ec1f28a71..a2b83bff3b387 100644
--- a/pkgs/development/python-modules/ush/default.nix
+++ b/pkgs/development/python-modules/ush/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "tarruda";
     repo = "python-ush";
     rev = version;
-    sha256 = "sha256-eL3vG3yS02enbLYorKvvYKbju9HInffUhrZgkodwhvo=";
+    hash = "sha256-eL3vG3yS02enbLYorKvvYKbju9HInffUhrZgkodwhvo=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/validators/default.nix b/pkgs/development/python-modules/validators/default.nix
index 85809e0a5f2c1..1a7b850342f15 100644
--- a/pkgs/development/python-modules/validators/default.nix
+++ b/pkgs/development/python-modules/validators/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JBSM5OZBAKLV4mcjPiPnr+tVMWtH0w+q5+tucpK8Imo=";
+    hash = "sha256-JBSM5OZBAKLV4mcjPiPnr+tVMWtH0w+q5+tucpK8Imo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/vector/default.nix b/pkgs/development/python-modules/vector/default.nix
index 233fea49ad82b..03f38e12a6f1d 100644
--- a/pkgs/development/python-modules/vector/default.nix
+++ b/pkgs/development/python-modules/vector/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-T62k/dqlwb1ppbopb/2UjMy1da16vlPRSWD1b+Mt1ME=";
+    hash = "sha256-T62k/dqlwb1ppbopb/2UjMy1da16vlPRSWD1b+Mt1ME=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/vega/default.nix b/pkgs/development/python-modules/vega/default.nix
index 989a26c11d982..57f9e18486f35 100644
--- a/pkgs/development/python-modules/vega/default.nix
+++ b/pkgs/development/python-modules/vega/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-cO+7Ynbv/+uoNUOPQvDNZji04llHUBlm95Cyfy+Ny80=";
+    hash = "sha256-cO+7Ynbv/+uoNUOPQvDNZji04llHUBlm95Cyfy+Ny80=";
   };
 
   propagatedBuildInputs = [ jupyter jupyter-core pandas ipywidgets ];
diff --git a/pkgs/development/python-modules/vehicle/default.nix b/pkgs/development/python-modules/vehicle/default.nix
index 24ee92f492aad..301675878f56b 100644
--- a/pkgs/development/python-modules/vehicle/default.nix
+++ b/pkgs/development/python-modules/vehicle/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "frenck";
     repo = "python-vehicle";
     rev = "v${version}";
-    sha256 = "sha256-dvSdYrONUEe+bdZ+9nALrOQ6gJwq9e1dLvuq08xP5tQ=";
+    hash = "sha256-dvSdYrONUEe+bdZ+9nALrOQ6gJwq9e1dLvuq08xP5tQ=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/venstarcolortouch/default.nix b/pkgs/development/python-modules/venstarcolortouch/default.nix
index 2eb878e8d9c2a..9945c09ea972a 100644
--- a/pkgs/development/python-modules/venstarcolortouch/default.nix
+++ b/pkgs/development/python-modules/venstarcolortouch/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-QjcoF46GrBH7ExGQno8xDgtOSGNxhAP+NycJb22hL+E=";
+    hash = "sha256-QjcoF46GrBH7ExGQno8xDgtOSGNxhAP+NycJb22hL+E=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/vilfo-api-client/default.nix b/pkgs/development/python-modules/vilfo-api-client/default.nix
index d628a12fff19b..6f023b184f16d 100644
--- a/pkgs/development/python-modules/vilfo-api-client/default.nix
+++ b/pkgs/development/python-modules/vilfo-api-client/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "ManneW";
     repo = "vilfo-api-client-python";
     rev = version;
-    sha256 = "sha256-j06Bbv0hWSmrlCv8RfgvfGTyOF+vSX+zZnX3AvG5Hys=";
+    hash = "sha256-j06Bbv0hWSmrlCv8RfgvfGTyOF+vSX+zZnX3AvG5Hys=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/virtualenv-clone/default.nix b/pkgs/development/python-modules/virtualenv-clone/default.nix
index 3723daec558c8..da312bc207632 100644
--- a/pkgs/development/python-modules/virtualenv-clone/default.nix
+++ b/pkgs/development/python-modules/virtualenv-clone/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "edwardgeorge";
     repo = pname;
     rev = version;
-    sha256 = "sha256-qrN74IwLRqiVPxU8gVhdiM34yBmiS/5ot07uroYPDVw=";
+    hash = "sha256-qrN74IwLRqiVPxU8gVhdiM34yBmiS/5ot07uroYPDVw=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/viv-utils/default.nix b/pkgs/development/python-modules/viv-utils/default.nix
index 62b528e71db86..f80d32e963762 100644
--- a/pkgs/development/python-modules/viv-utils/default.nix
+++ b/pkgs/development/python-modules/viv-utils/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "williballenthin";
     repo = "viv-utils";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-ih6CtnsGfHRLDjoaF7BkoUENu+0pU3NB6TG0A70f3nE=";
+    hash = "sha256-ih6CtnsGfHRLDjoaF7BkoUENu+0pU3NB6TG0A70f3nE=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/vowpalwabbit/default.nix b/pkgs/development/python-modules/vowpalwabbit/default.nix
index e50a91c060394..7184a90172594 100644
--- a/pkgs/development/python-modules/vowpalwabbit/default.nix
+++ b/pkgs/development/python-modules/vowpalwabbit/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
 
   src = fetchPypi{
     inherit pname version;
-    sha256 = "sha256-O3WnG3JQ7CEHMPYTmE9pgnS8YZs717P6wBKBnXIvvFI=";
+    hash = "sha256-O3WnG3JQ7CEHMPYTmE9pgnS8YZs717P6wBKBnXIvvFI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/vqgan-jax/default.nix b/pkgs/development/python-modules/vqgan-jax/default.nix
index 7310bf393c0c8..e917230b62b3f 100644
--- a/pkgs/development/python-modules/vqgan-jax/default.nix
+++ b/pkgs/development/python-modules/vqgan-jax/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
     owner = "patil-suraj";
     repo = "vqgan-jax";
     rev = "1be20eee476e5d35c30e4ec3ed12222018af8ce4";
-    sha256 = "sha256-OZihAXpE0UsgauQ38XDmAF+lrIgz05uK0ro8SCdVsPc=";
+    hash = "sha256-OZihAXpE0UsgauQ38XDmAF+lrIgz05uK0ro8SCdVsPc=";
   };
 
   format = "setuptools";
diff --git a/pkgs/development/python-modules/wakeonlan/default.nix b/pkgs/development/python-modules/wakeonlan/default.nix
index 934f55f2aa4a9..801b108e50428 100644
--- a/pkgs/development/python-modules/wakeonlan/default.nix
+++ b/pkgs/development/python-modules/wakeonlan/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "remcohaszing";
     repo = "pywakeonlan";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-7BDE7TmTT8rSaG0rEn5QwH+izGWA2PeQzxpGiv7+3fo=";
+    hash = "sha256-7BDE7TmTT8rSaG0rEn5QwH+izGWA2PeQzxpGiv7+3fo=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/wallbox/default.nix b/pkgs/development/python-modules/wallbox/default.nix
index 07474de168687..da2b93e9d67be 100644
--- a/pkgs/development/python-modules/wallbox/default.nix
+++ b/pkgs/development/python-modules/wallbox/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-/RM1tqtGBCUa1fcqh5yvVQMNzaEqpAUPonciEIE6lC4=";
+    hash = "sha256-/RM1tqtGBCUa1fcqh5yvVQMNzaEqpAUPonciEIE6lC4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/wand/default.nix b/pkgs/development/python-modules/wand/default.nix
index f150984918181..3f55ec7f47ef5 100644
--- a/pkgs/development/python-modules/wand/default.nix
+++ b/pkgs/development/python-modules/wand/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Wand";
     inherit version;
-    sha256 = "sha256-tmFwDan48ekx5Scm5PxkOlZblRT1iD1Bt3Pjw3yfqZU=";
+    hash = "sha256-tmFwDan48ekx5Scm5PxkOlZblRT1iD1Bt3Pjw3yfqZU=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/warcio/default.nix b/pkgs/development/python-modules/warcio/default.nix
index 6b9fd5d171caf..935a538222bdf 100644
--- a/pkgs/development/python-modules/warcio/default.nix
+++ b/pkgs/development/python-modules/warcio/default.nix
@@ -19,14 +19,14 @@ buildPythonPackage rec {
     owner = "webrecorder";
     repo = "warcio";
     rev = "aa702cb321621b233c6e5d2a4780151282a778be"; # Repo has no git tags, see https://github.com/webrecorder/warcio/issues/126
-    sha256 = "sha256-wn2rd73wRfOqHu9H0GIn76tmEsERBBCQatnk4b/JToU=";
+    hash = "sha256-wn2rd73wRfOqHu9H0GIn76tmEsERBBCQatnk4b/JToU=";
   };
 
   patches = [
     (fetchpatch {
       name = "add-offline-option.patch";
       url = "https://github.com/webrecorder/warcio/pull/135/commits/2546fe457c57ab0b391764a4ce419656458d9d07.patch";
-      sha256 = "sha256-3izm9LvAeOFixiIUUqmd5flZIxH92+NxL7jeu35aObQ=";
+      hash = "sha256-3izm9LvAeOFixiIUUqmd5flZIxH92+NxL7jeu35aObQ=";
     })
   ];
 
diff --git a/pkgs/development/python-modules/wasabi/default.nix b/pkgs/development/python-modules/wasabi/default.nix
index 103f71a70ade6..3c1611a15d99a 100644
--- a/pkgs/development/python-modules/wasabi/default.nix
+++ b/pkgs/development/python-modules/wasabi/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9e58YJAngRvRbmIPL9enMZRmAFhI5BsFGmIFOrj9cNY=";
+    hash = "sha256-9e58YJAngRvRbmIPL9enMZRmAFhI5BsFGmIFOrj9cNY=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/watchgod/default.nix b/pkgs/development/python-modules/watchgod/default.nix
index 80d95b3175f67..ce61747baa0de 100644
--- a/pkgs/development/python-modules/watchgod/default.nix
+++ b/pkgs/development/python-modules/watchgod/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-yxH/ZmV777qU2CjjtiLV+3byL72hN281Xz5uUel9lFA=";
+    hash = "sha256-yxH/ZmV777qU2CjjtiLV+3byL72hN281Xz5uUel9lFA=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/wavinsentio/default.nix b/pkgs/development/python-modules/wavinsentio/default.nix
index 34531b5f7ecb8..8e994f8e9952f 100644
--- a/pkgs/development/python-modules/wavinsentio/default.nix
+++ b/pkgs/development/python-modules/wavinsentio/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-c3MpFoJrT2FBQrNce+zP/bfIZFqu8gSAA9oIa1jKYCo=";
+    hash = "sha256-c3MpFoJrT2FBQrNce+zP/bfIZFqu8gSAA9oIa1jKYCo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/wazeroutecalculator/default.nix b/pkgs/development/python-modules/wazeroutecalculator/default.nix
index dd561d1c05683..34c2430632bd9 100644
--- a/pkgs/development/python-modules/wazeroutecalculator/default.nix
+++ b/pkgs/development/python-modules/wazeroutecalculator/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "WazeRouteCalculator";
     inherit version;
-    sha256 = "sha256-DB5oWthWNwamFG3kNxA/kmUBOVogoSg5LI2KrI39s4M=";
+    hash = "sha256-DB5oWthWNwamFG3kNxA/kmUBOVogoSg5LI2KrI39s4M=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/wcag-contrast-ratio/default.nix b/pkgs/development/python-modules/wcag-contrast-ratio/default.nix
index e6025b7690d4b..b3ed1b0b1ef78 100644
--- a/pkgs/development/python-modules/wcag-contrast-ratio/default.nix
+++ b/pkgs/development/python-modules/wcag-contrast-ratio/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-aRkrjlwKfQ3F/xGH7rPjmBQWM6S95RxpyH9Y/oftNhw=";
+    hash = "sha256-aRkrjlwKfQ3F/xGH7rPjmBQWM6S95RxpyH9Y/oftNhw=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/wcmatch/default.nix b/pkgs/development/python-modules/wcmatch/default.nix
index 6105838ec52b7..dc8aae05f475c 100644
--- a/pkgs/development/python-modules/wcmatch/default.nix
+++ b/pkgs/development/python-modules/wcmatch/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-sfBCqJnqTEWLcyHaG14zMePg7HgVg0NN4TAZRs6tuUM=";
+    hash = "sha256-sfBCqJnqTEWLcyHaG14zMePg7HgVg0NN4TAZRs6tuUM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/wcwidth/default.nix b/pkgs/development/python-modules/wcwidth/default.nix
index 0cfac0812793c..21f3a7b440997 100644
--- a/pkgs/development/python-modules/wcwidth/default.nix
+++ b/pkgs/development/python-modules/wcwidth/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pSIHgKQE2+M1N4mHCXjkcs/kd3YfBu5VB3JW5QmxVtA=";
+    hash = "sha256-pSIHgKQE2+M1N4mHCXjkcs/kd3YfBu5VB3JW5QmxVtA=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];
diff --git a/pkgs/development/python-modules/webargs/default.nix b/pkgs/development/python-modules/webargs/default.nix
index e98156a13f4c6..b69ff310a271c 100644
--- a/pkgs/development/python-modules/webargs/default.nix
+++ b/pkgs/development/python-modules/webargs/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mdaJQMRS4HcmSFoV/vQ/EviubAxbORvLp2Bl1FJ/uF0=";
+    hash = "sha256-mdaJQMRS4HcmSFoV/vQ/EviubAxbORvLp2Bl1FJ/uF0=";
   };
 
   pythonImportsCheck = [
diff --git a/pkgs/development/python-modules/webtest-aiohttp/default.nix b/pkgs/development/python-modules/webtest-aiohttp/default.nix
index 34c61524f1739..f8666689ca316 100644
--- a/pkgs/development/python-modules/webtest-aiohttp/default.nix
+++ b/pkgs/development/python-modules/webtest-aiohttp/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "sloria";
     repo = pname;
     rev = version;
-    sha256 = "sha256-UuAz/k/Tnumupv3ybFR7PkYHwG3kH7M5oobZykEP+ao=";
+    hash = "sha256-UuAz/k/Tnumupv3ybFR7PkYHwG3kH7M5oobZykEP+ao=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/werkzeug/default.nix b/pkgs/development/python-modules/werkzeug/default.nix
index 3eb3ec78eb665..fdce818b4d3e4 100644
--- a/pkgs/development/python-modules/werkzeug/default.nix
+++ b/pkgs/development/python-modules/werkzeug/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Werkzeug";
     inherit version;
-    sha256 = "sha256-LhzMlBfU2jWLnebxdOOsCUOR6h1PvvLWZ4ZdgZ39Cv4=";
+    hash = "sha256-LhzMlBfU2jWLnebxdOOsCUOR6h1PvvLWZ4ZdgZ39Cv4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/whisper/default.nix b/pkgs/development/python-modules/whisper/default.nix
index 114c32356d9b5..300465b65474f 100644
--- a/pkgs/development/python-modules/whisper/default.nix
+++ b/pkgs/development/python-modules/whisper/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "graphite-project";
     repo = pname;
     rev = "refs/tags/${version}";
-    sha256 = "sha256-CnCbRmI2jc67mTtfupoE1uHtobrAiWoUXbfX8YeEV6A=";
+    hash = "sha256-CnCbRmI2jc67mTtfupoE1uHtobrAiWoUXbfX8YeEV6A=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/widlparser/default.nix b/pkgs/development/python-modules/widlparser/default.nix
index 024852ca40678..2501d4821f0ff 100644
--- a/pkgs/development/python-modules/widlparser/default.nix
+++ b/pkgs/development/python-modules/widlparser/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "plinss";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-T17fDWYd1naza/ao7kXWGcRIl2fzL1/Z9SaJiutZzqk=";
+    hash = "sha256-T17fDWYd1naza/ao7kXWGcRIl2fzL1/Z9SaJiutZzqk=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/wifi/default.nix b/pkgs/development/python-modules/wifi/default.nix
index c02ab8781b5e3..45594c226ef0f 100644
--- a/pkgs/development/python-modules/wifi/default.nix
+++ b/pkgs/development/python-modules/wifi/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "rockymeza";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-scg/DvApvyQZtzDgkHFJzf9gCRfJgBvZ64CG/c2Cx8E=";
+    hash = "sha256-scg/DvApvyQZtzDgkHFJzf9gCRfJgBvZ64CG/c2Cx8E=";
   };
 
   disabled = pythonOlder "2.6";
diff --git a/pkgs/development/python-modules/willow/default.nix b/pkgs/development/python-modules/willow/default.nix
index 4f6955c2dbdb9..d4d297d68d4d8 100644
--- a/pkgs/development/python-modules/willow/default.nix
+++ b/pkgs/development/python-modules/willow/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "Willow";
     inherit version;
-    sha256 = "sha256-Dfj/UoUx4AtI1Av3Ltgb6sHcgvLULlu+1K/wIYvvjA0=";
+    hash = "sha256-Dfj/UoUx4AtI1Av3Ltgb6sHcgvLULlu+1K/wIYvvjA0=";
   };
 
   propagatedBuildInputs = [ six pillow ];
diff --git a/pkgs/development/python-modules/withings-api/default.nix b/pkgs/development/python-modules/withings-api/default.nix
index df5af3299d4b2..5be701fa298ff 100644
--- a/pkgs/development/python-modules/withings-api/default.nix
+++ b/pkgs/development/python-modules/withings-api/default.nix
@@ -22,7 +22,7 @@ buildPythonPackage rec {
     owner = "vangorra";
     repo = "python_withings_api";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-8cOLHYnodPGk1b1n6xbVyW2iju3cG6MgnzYTKDsP/nw=";
+    hash = "sha256-8cOLHYnodPGk1b1n6xbVyW2iju3cG6MgnzYTKDsP/nw=";
   };
 
   postPatch = ''
diff --git a/pkgs/development/python-modules/wled/default.nix b/pkgs/development/python-modules/wled/default.nix
index 8c2967c5aec6d..d887287e91d4a 100644
--- a/pkgs/development/python-modules/wled/default.nix
+++ b/pkgs/development/python-modules/wled/default.nix
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "frenck";
     repo = "python-wled";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-GmentEsCJQ9N9kXfy5pbkGXi5CvZfbepdCWab+/fLJc=";
+    hash = "sha256-GmentEsCJQ9N9kXfy5pbkGXi5CvZfbepdCWab+/fLJc=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/wordfreq/default.nix b/pkgs/development/python-modules/wordfreq/default.nix
index a0313bc23fc16..6adc8b1538e50 100644
--- a/pkgs/development/python-modules/wordfreq/default.nix
+++ b/pkgs/development/python-modules/wordfreq/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "LuminosoInsight";
     repo = "wordfreq";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-ANOBbQWLB35Vz6oil6QZDpsNpKHeKUJnDKA5Q9JRVdE=";
+    hash = "sha256-ANOBbQWLB35Vz6oil6QZDpsNpKHeKUJnDKA5Q9JRVdE=";
    };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/wrapio/default.nix b/pkgs/development/python-modules/wrapio/default.nix
index e9364a618da62..f18bf597be522 100644
--- a/pkgs/development/python-modules/wrapio/default.nix
+++ b/pkgs/development/python-modules/wrapio/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CUocIbdZ/tJQCxAHzhFpB267ynlXf8Mu+thcRRc0yeg=";
+    hash = "sha256-CUocIbdZ/tJQCxAHzhFpB267ynlXf8Mu+thcRRc0yeg=";
   };
 
   doCheck = false;
diff --git a/pkgs/development/python-modules/wsgiprox/default.nix b/pkgs/development/python-modules/wsgiprox/default.nix
index af35c23e455f0..ecaef390fab12 100644
--- a/pkgs/development/python-modules/wsgiprox/default.nix
+++ b/pkgs/development/python-modules/wsgiprox/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     repo = "wsgiprox";
     # https://github.com/webrecorder/wsgiprox/issues/8
     rev = "004870a87959e68ff28ff4362e4f0df28ec22030";
-    sha256 = "sha256-EquddaNrVceyJHuQMCajKHGZX2Q7ebR0Zhvi2pl2WEw=";
+    hash = "sha256-EquddaNrVceyJHuQMCajKHGZX2Q7ebR0Zhvi2pl2WEw=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/wsproto/default.nix b/pkgs/development/python-modules/wsproto/default.nix
index 583b8111ab68f..fc78d23fead84 100644
--- a/pkgs/development/python-modules/wsproto/default.nix
+++ b/pkgs/development/python-modules/wsproto/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-rVZfJuy5JYij5DvD2WFk3oTNmQJIKxMNDduqlmSoUGU=";
+    hash = "sha256-rVZfJuy5JYij5DvD2WFk3oTNmQJIKxMNDduqlmSoUGU=";
   };
 
   propagatedBuildInputs = [ h11 ];
diff --git a/pkgs/development/python-modules/xarray/default.nix b/pkgs/development/python-modules/xarray/default.nix
index 56984a7ddc9a7..2171db6e94664 100644
--- a/pkgs/development/python-modules/xarray/default.nix
+++ b/pkgs/development/python-modules/xarray/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-qnYFAKLY+L6O/Y87J6lLKvOwqMLANzR9WV6vb/Cdinc=";
+    hash = "sha256-qnYFAKLY+L6O/Y87J6lLKvOwqMLANzR9WV6vb/Cdinc=";
   };
 
   SETUPTOOLS_SCM_PRETEND_VERSION="${version}";
diff --git a/pkgs/development/python-modules/xcffib/default.nix b/pkgs/development/python-modules/xcffib/default.nix
index 85c1162ce5c59..a248a55453c12 100644
--- a/pkgs/development/python-modules/xcffib/default.nix
+++ b/pkgs/development/python-modules/xcffib/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8yMCFEf55zB40hu5KMSPTavq6z87N+gDxta5hzXoFIM=";
+    hash = "sha256-8yMCFEf55zB40hu5KMSPTavq6z87N+gDxta5hzXoFIM=";
   };
 
   patchPhase = ''
diff --git a/pkgs/development/python-modules/xdg/default.nix b/pkgs/development/python-modules/xdg/default.nix
index a84d2656cde00..d5583200becb0 100644
--- a/pkgs/development/python-modules/xdg/default.nix
+++ b/pkgs/development/python-modules/xdg/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
     owner = "srstevenson";
     repo = pname;
     rev = version;
-    sha256 = "sha256-z/Zvo2WGw9qA+M3Pt9r35DuxtuhL7/I75LlFEdDOJcc=";
+    hash = "sha256-z/Zvo2WGw9qA+M3Pt9r35DuxtuhL7/I75LlFEdDOJcc=";
   };
 
   nativeBuildInputs = [ poetry-core ];
diff --git a/pkgs/development/python-modules/xhtml2pdf/default.nix b/pkgs/development/python-modules/xhtml2pdf/default.nix
index 7c0b287e26ecd..78b7761ae6c24 100644
--- a/pkgs/development/python-modules/xhtml2pdf/default.nix
+++ b/pkgs/development/python-modules/xhtml2pdf/default.nix
@@ -26,7 +26,7 @@ buildPythonPackage rec {
     repo = pname;
     # Currently it is not possible to fetch from version as there is a branch with the same name
     rev = "refs/tags/${version}";
-    sha256 = "sha256-MrzAsa0AZX3+0LN/Can3QBoPBRxb0a/F2jLBd8rD5H4=";
+    hash = "sha256-MrzAsa0AZX3+0LN/Can3QBoPBRxb0a/F2jLBd8rD5H4=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/xkbcommon/default.nix b/pkgs/development/python-modules/xkbcommon/default.nix
index 8bf77c24e3f4c..0b8f8d4ceb5a7 100644
--- a/pkgs/development/python-modules/xkbcommon/default.nix
+++ b/pkgs/development/python-modules/xkbcommon/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-W+WXO/W3UlaHpN9shHibQhWQ1/fPkq5W8qqxd7eV1RY=";
+    hash = "sha256-W+WXO/W3UlaHpN9shHibQhWQ1/fPkq5W8qqxd7eV1RY=";
   };
 
   nativeBuildInputs = [ pkg-config ];
diff --git a/pkgs/development/python-modules/xlsx2csv/default.nix b/pkgs/development/python-modules/xlsx2csv/default.nix
index 7cf71eabdb817..57d1549ee8674 100644
--- a/pkgs/development/python-modules/xlsx2csv/default.nix
+++ b/pkgs/development/python-modules/xlsx2csv/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-fs1tK8JCby5DL0/awSIR4ZdtPLtl+QM+Htpl7dogReM=";
+    hash = "sha256-fs1tK8JCby5DL0/awSIR4ZdtPLtl+QM+Htpl7dogReM=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/xml-marshaller/default.nix b/pkgs/development/python-modules/xml-marshaller/default.nix
index 30300c61045df..6e1c6d8c2bfeb 100644
--- a/pkgs/development/python-modules/xml-marshaller/default.nix
+++ b/pkgs/development/python-modules/xml-marshaller/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "xml_marshaller";
     inherit version;
-    sha256 = "sha256-QvBALLDD8o5nZQ5Z4bembhadK6jcydWKQpJaSmGqqJM=";
+    hash = "sha256-QvBALLDD8o5nZQ5Z4bembhadK6jcydWKQpJaSmGqqJM=";
   };
 
   propagatedBuildInputs = [ lxml six ];
diff --git a/pkgs/development/python-modules/xmldiff/default.nix b/pkgs/development/python-modules/xmldiff/default.nix
index 9f3bde9f348ea..cae17b6088051 100644
--- a/pkgs/development/python-modules/xmldiff/default.nix
+++ b/pkgs/development/python-modules/xmldiff/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bF8wvGXOboHZpwo8sCafe6YYUv1sqnoPv8Dt8zs8txc=";
+    hash = "sha256-bF8wvGXOboHZpwo8sCafe6YYUv1sqnoPv8Dt8zs8txc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/xmlsec/default.nix b/pkgs/development/python-modules/xmlsec/default.nix
index 0817764cc8ff5..94af405e8f640 100644
--- a/pkgs/development/python-modules/xmlsec/default.nix
+++ b/pkgs/development/python-modules/xmlsec/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-kW9deOgEH2zZORq7plnajJSk/vcZbRJtQK8f9Bfyz4Y=";
+    hash = "sha256-kW9deOgEH2zZORq7plnajJSk/vcZbRJtQK8f9Bfyz4Y=";
   };
 
   nativeBuildInputs = [ pkg-config pkgconfig setuptools-scm ];
diff --git a/pkgs/development/python-modules/xmltodict/default.nix b/pkgs/development/python-modules/xmltodict/default.nix
index c0dbe6dc3ca5f..38185102a08d9 100644
--- a/pkgs/development/python-modules/xmltodict/default.nix
+++ b/pkgs/development/python-modules/xmltodict/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NBWVpIjj4BqFqdiRHYkS/ZIu3l/sxNzkN+tLbI0DflY=";
+    hash = "sha256-NBWVpIjj4BqFqdiRHYkS/ZIu3l/sxNzkN+tLbI0DflY=";
   };
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/xxhash/default.nix b/pkgs/development/python-modules/xxhash/default.nix
index 00cc42ee56c2c..9062026f742b5 100644
--- a/pkgs/development/python-modules/xxhash/default.nix
+++ b/pkgs/development/python-modules/xxhash/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Gv1Hr4lVxdtzD2MK1TrnmM9/rgrLZM67PPlNNcR90Ig=";
+    hash = "sha256-Gv1Hr4lVxdtzD2MK1TrnmM9/rgrLZM67PPlNNcR90Ig=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/yacs/default.nix b/pkgs/development/python-modules/yacs/default.nix
index 7abf151a08f74..a105a18b2f658 100644
--- a/pkgs/development/python-modules/yacs/default.nix
+++ b/pkgs/development/python-modules/yacs/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
     owner = "rbgirshick";
     repo = "yacs";
     rev = "v${version}";
-    sha256 = "sha256-nO8FL4tTkfTthXYXxXORLieFwvn780DDxfrxC9EUUJ0=";
+    hash = "sha256-nO8FL4tTkfTthXYXxXORLieFwvn780DDxfrxC9EUUJ0=";
   };
 
   propagatedBuildInputs = [ pyyaml ];
diff --git a/pkgs/development/python-modules/yalesmartalarmclient/default.nix b/pkgs/development/python-modules/yalesmartalarmclient/default.nix
index d2c1691cb316a..c621fa1138e67 100644
--- a/pkgs/development/python-modules/yalesmartalarmclient/default.nix
+++ b/pkgs/development/python-modules/yalesmartalarmclient/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
     owner = "domwillcode";
     repo = "yale-smart-alarm-client";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-Zpj1lLaxiTaYpcj1R/ktuVldl/r19r7fzNKvnSIDq80=";
+    hash = "sha256-Zpj1lLaxiTaYpcj1R/ktuVldl/r19r7fzNKvnSIDq80=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/yamale/default.nix b/pkgs/development/python-modules/yamale/default.nix
index 7e0d693abce7c..f4e90d649a712 100644
--- a/pkgs/development/python-modules/yamale/default.nix
+++ b/pkgs/development/python-modules/yamale/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "23andMe";
     repo = pname;
     rev = version;
-    sha256 = "sha256-1GFvgfy3MDsJGKSEm0yaQoLM7VqIS2wphw16trNTUOc=";
+    hash = "sha256-1GFvgfy3MDsJGKSEm0yaQoLM7VqIS2wphw16trNTUOc=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/yangson/default.nix b/pkgs/development/python-modules/yangson/default.nix
index e69a51c5b998b..482c474945613 100644
--- a/pkgs/development/python-modules/yangson/default.nix
+++ b/pkgs/development/python-modules/yangson/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-P447JnQ8zhalcg9k8prW1QQE3h5PqY155hFtvLvBVSI=";
+    hash = "sha256-P447JnQ8zhalcg9k8prW1QQE3h5PqY155hFtvLvBVSI=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/yark/default.nix b/pkgs/development/python-modules/yark/default.nix
index 4124fc3cef782..8c171d9d74ae2 100644
--- a/pkgs/development/python-modules/yark/default.nix
+++ b/pkgs/development/python-modules/yark/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-8O4EpHb1fP/O/t6hS1K1ylSXNKBuiipo7wvEnUJODSw=";
+    hash = "sha256-8O4EpHb1fP/O/t6hS1K1ylSXNKBuiipo7wvEnUJODSw=";
   };
 
   pythonRelaxDeps = [
diff --git a/pkgs/development/python-modules/yattag/default.nix b/pkgs/development/python-modules/yattag/default.nix
index 6bac02af7f80b..b5e42fcff3d97 100644
--- a/pkgs/development/python-modules/yattag/default.nix
+++ b/pkgs/development/python-modules/yattag/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ap/z/TMKYCh4BOpzcKhBZrYk6/S3rZ7XiLfFd3m2UmM=";
+    hash = "sha256-ap/z/TMKYCh4BOpzcKhBZrYk6/S3rZ7XiLfFd3m2UmM=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/yeelight/default.nix b/pkgs/development/python-modules/yeelight/default.nix
index 2a67d6a9b6685..e31a9e45817ae 100644
--- a/pkgs/development/python-modules/yeelight/default.nix
+++ b/pkgs/development/python-modules/yeelight/default.nix
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "stavros";
     repo = "python-yeelight";
     rev = "v${version}";
-    sha256 = "sha256-vUsL1CvhYRtv75gkmiPe/UkAtBDZPy1iK2BPUupMXz8=";
+    hash = "sha256-vUsL1CvhYRtv75gkmiPe/UkAtBDZPy1iK2BPUupMXz8=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/yoyo-migrations/default.nix b/pkgs/development/python-modules/yoyo-migrations/default.nix
index 14aec06320d75..eb79d8ac0c9a2 100644
--- a/pkgs/development/python-modules/yoyo-migrations/default.nix
+++ b/pkgs/development/python-modules/yoyo-migrations/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ggYGoD4mLPHNT1niVsKPpEZCUiTVuCo9EnX9eBeFI+Q=";
+    hash = "sha256-ggYGoD4mLPHNT1niVsKPpEZCUiTVuCo9EnX9eBeFI+Q=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/yq/default.nix b/pkgs/development/python-modules/yq/default.nix
index a8d44a3fe472d..787c74d5c2ab2 100644
--- a/pkgs/development/python-modules/yq/default.nix
+++ b/pkgs/development/python-modules/yq/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-hT80KxVi3e6XkDjsjs7lQFzdm2p8uB7WzbgBjJ6AJjM=";
+    hash = "sha256-hT80KxVi3e6XkDjsjs7lQFzdm2p8uB7WzbgBjJ6AJjM=";
   };
 
   patches = [
diff --git a/pkgs/development/python-modules/yte/default.nix b/pkgs/development/python-modules/yte/default.nix
index cb5e036b6b9ce..3280cc76803e4 100644
--- a/pkgs/development/python-modules/yte/default.nix
+++ b/pkgs/development/python-modules/yte/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "koesterlab";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-7erT5UpejPMIoyqhpYNEON3YWE2l5SdP2olOVpkbNkY=";
+    hash = "sha256-7erT5UpejPMIoyqhpYNEON3YWE2l5SdP2olOVpkbNkY=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/zbaemon/default.nix b/pkgs/development/python-modules/zbaemon/default.nix
index 738fbb075603d..00f1c57abb038 100644
--- a/pkgs/development/python-modules/zbaemon/default.nix
+++ b/pkgs/development/python-modules/zbaemon/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-SCHjvbRzh88eklWwREusQ3z3KqC1nRQHuTLjH9QyPvw=";
+    hash = "sha256-SCHjvbRzh88eklWwREusQ3z3KqC1nRQHuTLjH9QyPvw=";
   };
 
   propagatedBuildInputs = [ zconfig ];
diff --git a/pkgs/development/python-modules/zc_lockfile/default.nix b/pkgs/development/python-modules/zc_lockfile/default.nix
index 93d2e938e1f50..70e2406ffa41a 100644
--- a/pkgs/development/python-modules/zc_lockfile/default.nix
+++ b/pkgs/development/python-modules/zc_lockfile/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5Y/9ndYsbUMuhoK/oZbJDKw+XB4/JNrjuJ1ggihV14g=";
+    hash = "sha256-5Y/9ndYsbUMuhoK/oZbJDKw+XB4/JNrjuJ1ggihV14g=";
   };
 
   buildInputs = [ mock ];
diff --git a/pkgs/development/python-modules/zconfig/default.nix b/pkgs/development/python-modules/zconfig/default.nix
index 2f965d1e63d38..d02848c6b167c 100644
--- a/pkgs/development/python-modules/zconfig/default.nix
+++ b/pkgs/development/python-modules/zconfig/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-RCLH1mOvdizXeVd1NmvGpnq0QKGreW6w90JbDpA08HY=";
+    hash = "sha256-RCLH1mOvdizXeVd1NmvGpnq0QKGreW6w90JbDpA08HY=";
   };
 
   patches = lib.optional stdenv.hostPlatform.isMusl ./remove-setlocale-test.patch;
diff --git a/pkgs/development/python-modules/zeep/default.nix b/pkgs/development/python-modules/zeep/default.nix
index 8f0aff1db64bf..dc37c5315ac41 100644
--- a/pkgs/development/python-modules/zeep/default.nix
+++ b/pkgs/development/python-modules/zeep/default.nix
@@ -36,7 +36,7 @@ buildPythonPackage rec {
     owner = "mvantellingen";
     repo = "python-zeep";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-8f6kS231gbaZ8qyE8BKMcbnZsm8o2+iBoTlQrs5X+jY=";
+    hash = "sha256-8f6kS231gbaZ8qyE8BKMcbnZsm8o2+iBoTlQrs5X+jY=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/zeroc-ice/default.nix b/pkgs/development/python-modules/zeroc-ice/default.nix
index 4fd287f3beb31..0852ce740ede9 100644
--- a/pkgs/development/python-modules/zeroc-ice/default.nix
+++ b/pkgs/development/python-modules/zeroc-ice/default.nix
@@ -6,7 +6,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit version pname;
-    sha256 = "sha256-ZDiiyNT871XMDHNPOhKHm4NzgXHcJ0fN/iO4sEz8pRE=";
+    hash = "sha256-ZDiiyNT871XMDHNPOhKHm4NzgXHcJ0fN/iO4sEz8pRE=";
   };
 
   buildInputs = [ openssl bzip2 ];
diff --git a/pkgs/development/python-modules/zfec/default.nix b/pkgs/development/python-modules/zfec/default.nix
index 2101c36adbc03..e58e29a974354 100644
--- a/pkgs/development/python-modules/zfec/default.nix
+++ b/pkgs/development/python-modules/zfec/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-TuUZvg3MfaLohIK8/Av5d6Ql4dfoJ4z1u7uNAPiir7Y=";
+    hash = "sha256-TuUZvg3MfaLohIK8/Av5d6Ql4dfoJ4z1u7uNAPiir7Y=";
   };
 
   propagatedBuildInputs = [ pyutil ];
diff --git a/pkgs/development/python-modules/zict/default.nix b/pkgs/development/python-modules/zict/default.nix
index fa4122a7e8c67..d1e7891eee520 100644
--- a/pkgs/development/python-modules/zict/default.nix
+++ b/pkgs/development/python-modules/zict/default.nix
@@ -7,7 +7,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1zZsLiKTMUES3PJDIQhCime5J7AABWGf7vwxDRLYM/M=";
+    hash = "sha256-1zZsLiKTMUES3PJDIQhCime5J7AABWGf7vwxDRLYM/M=";
   };
 
   disabled = pythonOlder "3.6";
diff --git a/pkgs/development/python-modules/zigpy-xbee/default.nix b/pkgs/development/python-modules/zigpy-xbee/default.nix
index e09c22f56fb73..86fa26af68e9c 100644
--- a/pkgs/development/python-modules/zigpy-xbee/default.nix
+++ b/pkgs/development/python-modules/zigpy-xbee/default.nix
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "zigpy";
     repo = "zigpy-xbee";
     rev = "refs/tags/${version}";
-    sha256 = "sha256-EzdKY/VisMUc/5yHN+7JUz1fDM4mCpk5TyApC24z4CU=";
+    hash = "sha256-EzdKY/VisMUc/5yHN+7JUz1fDM4mCpk5TyApC24z4CU=";
   };
 
   buildInputs = [
diff --git a/pkgs/development/python-modules/zigpy-znp/default.nix b/pkgs/development/python-modules/zigpy-znp/default.nix
index e4d6ddad8de31..4ebe9caa99217 100644
--- a/pkgs/development/python-modules/zigpy-znp/default.nix
+++ b/pkgs/development/python-modules/zigpy-znp/default.nix
@@ -27,7 +27,7 @@ buildPythonPackage rec {
     owner = "zigpy";
     repo = pname;
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-UTL7g9tIXtMVeBRq5Fdw5VqUB9H/LaobASwHlFPoO2s=";
+    hash = "sha256-UTL7g9tIXtMVeBRq5Fdw5VqUB9H/LaobASwHlFPoO2s=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/zipp/default.nix b/pkgs/development/python-modules/zipp/default.nix
index 8e5ce7fc721b0..e2a9add8af37c 100644
--- a/pkgs/development/python-modules/zipp/default.nix
+++ b/pkgs/development/python-modules/zipp/default.nix
@@ -16,7 +16,7 @@ let zipp = buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ESkprWSdqUHCPeUPNWorVXDJVLZRUGQrzN1mvxlNIks=";
+    hash = "sha256-ESkprWSdqUHCPeUPNWorVXDJVLZRUGQrzN1mvxlNIks=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/zodb/default.nix b/pkgs/development/python-modules/zodb/default.nix
index 735ad74072150..4e1ed3ce994ee 100644
--- a/pkgs/development/python-modules/zodb/default.nix
+++ b/pkgs/development/python-modules/zodb/default.nix
@@ -20,7 +20,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-KNugDvYm3hBYnt7auFrQ8O33KSXnXTahXJnGOsBf52Q=";
+    hash = "sha256-KNugDvYm3hBYnt7auFrQ8O33KSXnXTahXJnGOsBf52Q=";
   };
 
   # remove broken test
diff --git a/pkgs/development/python-modules/zope-cachedescriptors/default.nix b/pkgs/development/python-modules/zope-cachedescriptors/default.nix
index 56c6875ceede6..2c73f5800558a 100644
--- a/pkgs/development/python-modules/zope-cachedescriptors/default.nix
+++ b/pkgs/development/python-modules/zope-cachedescriptors/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "zope.cachedescriptors";
     inherit version;
-    sha256 = "sha256-1FxIdIb334HymS8aAJEmJL93JZ2DxdmKp2tnhxbj0Ro=";
+    hash = "sha256-1FxIdIb334HymS8aAJEmJL93JZ2DxdmKp2tnhxbj0Ro=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/zope-hookable/default.nix b/pkgs/development/python-modules/zope-hookable/default.nix
index ff5fe9bb2023c..64db918321d10 100644
--- a/pkgs/development/python-modules/zope-hookable/default.nix
+++ b/pkgs/development/python-modules/zope-hookable/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
   src = fetchPypi {
     pname = "zope.hookable";
     inherit version;
-    sha256 = "sha256-+2AfAKyH5apYKoExXtlnaM41EygHKdP1H3kxLiuLlKw=";
+    hash = "sha256-+2AfAKyH5apYKoExXtlnaM41EygHKdP1H3kxLiuLlKw=";
   };
 
   nativeCheckInputs = [ zope_testing ];
diff --git a/pkgs/development/python-modules/zope_component/default.nix b/pkgs/development/python-modules/zope_component/default.nix
index 26b01fbdad1cd..c59aa01b58846 100644
--- a/pkgs/development/python-modules/zope_component/default.nix
+++ b/pkgs/development/python-modules/zope_component/default.nix
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-pQj5/vG29ShkYtM0DNif+rXHiZ3KBAEzcjnLa6fGuwo=";
+    hash = "sha256-pQj5/vG29ShkYtM0DNif+rXHiZ3KBAEzcjnLa6fGuwo=";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/python-modules/zope_configuration/default.nix b/pkgs/development/python-modules/zope_configuration/default.nix
index 7e1ed3d5dd86b..6b96708e221c1 100644
--- a/pkgs/development/python-modules/zope_configuration/default.nix
+++ b/pkgs/development/python-modules/zope_configuration/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-giPqSvU5hmznqccwrH6xjlHRfrUVk6p3c7NZPI1tdgg=";
+    hash = "sha256-giPqSvU5hmznqccwrH6xjlHRfrUVk6p3c7NZPI1tdgg=";
   };
 
   nativeCheckInputs = [ zope_testrunner manuel ];
diff --git a/pkgs/development/python-modules/zope_contenttype/default.nix b/pkgs/development/python-modules/zope_contenttype/default.nix
index 1e5ac40d1c30e..6d90dcce7283a 100644
--- a/pkgs/development/python-modules/zope_contenttype/default.nix
+++ b/pkgs/development/python-modules/zope_contenttype/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-NnVoeLxSWzY2TQ1b2ZovCw/TuaUND+m73Eqxs4rCOAA=";
+    hash = "sha256-NnVoeLxSWzY2TQ1b2ZovCw/TuaUND+m73Eqxs4rCOAA=";
   };
 
   nativeCheckInputs = [ zope_testrunner ];
diff --git a/pkgs/development/python-modules/zope_copy/default.nix b/pkgs/development/python-modules/zope_copy/default.nix
index 88d26cee5a5b9..4be3b5600e1e3 100644
--- a/pkgs/development/python-modules/zope_copy/default.nix
+++ b/pkgs/development/python-modules/zope_copy/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-epg2yjqX9m1WGzYPeGUBKGif4JNAddzg75ECe9xPOlc=";
+    hash = "sha256-epg2yjqX9m1WGzYPeGUBKGif4JNAddzg75ECe9xPOlc=";
   };
 
   propagatedBuildInputs = [ zope_interface ];
diff --git a/pkgs/development/python-modules/zope_dottedname/default.nix b/pkgs/development/python-modules/zope_dottedname/default.nix
index aca291669cdc3..bb9f527555e71 100644
--- a/pkgs/development/python-modules/zope_dottedname/default.nix
+++ b/pkgs/development/python-modules/zope_dottedname/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mfWDqAKFhqtMIXlGE+QR0BDNCZF/RdqXa9/udI87++w=";
+    hash = "sha256-mfWDqAKFhqtMIXlGE+QR0BDNCZF/RdqXa9/udI87++w=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/zope_event/default.nix b/pkgs/development/python-modules/zope_event/default.nix
index fddf45ef06312..93cfc749c9231 100644
--- a/pkgs/development/python-modules/zope_event/default.nix
+++ b/pkgs/development/python-modules/zope_event/default.nix
@@ -9,7 +9,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-gdmIEwRvyGzEE242mP7mKKMoL5wyDbGGWMIXSSNfzoA=";
+    hash = "sha256-gdmIEwRvyGzEE242mP7mKKMoL5wyDbGGWMIXSSNfzoA=";
   };
 
   meta = with lib; {
diff --git a/pkgs/development/python-modules/zope_exceptions/default.nix b/pkgs/development/python-modules/zope_exceptions/default.nix
index 16da25903ea10..14c81f7924fa7 100644
--- a/pkgs/development/python-modules/zope_exceptions/default.nix
+++ b/pkgs/development/python-modules/zope_exceptions/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YZ0kpMZb7Zez3QUV5zLoK2nxVdQsyUlV0b6MKCiGg80=";
+    hash = "sha256-YZ0kpMZb7Zez3QUV5zLoK2nxVdQsyUlV0b6MKCiGg80=";
   };
 
   propagatedBuildInputs = [ zope_interface ];
diff --git a/pkgs/development/python-modules/zope_filerepresentation/default.nix b/pkgs/development/python-modules/zope_filerepresentation/default.nix
index 6539143a007a8..b119099f9b60c 100644
--- a/pkgs/development/python-modules/zope_filerepresentation/default.nix
+++ b/pkgs/development/python-modules/zope_filerepresentation/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-yza3iGspJ2+C8WhfPykfQjXmac2HhdFHQtRl0Trvaqs=";
+    hash = "sha256-yza3iGspJ2+C8WhfPykfQjXmac2HhdFHQtRl0Trvaqs=";
   };
 
   propagatedBuildInputs = [ zope_interface zope_schema ];
diff --git a/pkgs/development/python-modules/zope_i18nmessageid/default.nix b/pkgs/development/python-modules/zope_i18nmessageid/default.nix
index 856b51d067138..42aa31415e157 100644
--- a/pkgs/development/python-modules/zope_i18nmessageid/default.nix
+++ b/pkgs/development/python-modules/zope_i18nmessageid/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-R7djR7gOCytmxIbuZvP4bFdJOiB1uFqfuAJpD6cwvZI=";
+    hash = "sha256-R7djR7gOCytmxIbuZvP4bFdJOiB1uFqfuAJpD6cwvZI=";
   };
 
   propagatedBuildInputs = [ six ];
diff --git a/pkgs/development/python-modules/zope_interface/default.nix b/pkgs/development/python-modules/zope_interface/default.nix
index eea485ab2a583..2a8bd1d7854ba 100644
--- a/pkgs/development/python-modules/zope_interface/default.nix
+++ b/pkgs/development/python-modules/zope_interface/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-v+4fP/YhQ4GUmeNI9bin86oCWfmspeDdrnOR0Fnc5nE=";
+    hash = "sha256-v+4fP/YhQ4GUmeNI9bin86oCWfmspeDdrnOR0Fnc5nE=";
   };
 
   propagatedBuildInputs = [ zope_event ];
diff --git a/pkgs/development/python-modules/zope_lifecycleevent/default.nix b/pkgs/development/python-modules/zope_lifecycleevent/default.nix
index 7b3852239e8f9..1d230c732bb80 100644
--- a/pkgs/development/python-modules/zope_lifecycleevent/default.nix
+++ b/pkgs/development/python-modules/zope_lifecycleevent/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-9ahU6J/5fe6ke/vqN4u77yeJ0uDMkKHB2lfZChzmfLU=";
+    hash = "sha256-9ahU6J/5fe6ke/vqN4u77yeJ0uDMkKHB2lfZChzmfLU=";
   };
 
   propagatedBuildInputs = [ zope_event zope_component ];
diff --git a/pkgs/development/python-modules/zope_location/default.nix b/pkgs/development/python-modules/zope_location/default.nix
index f4fe420951dd1..aaf85eaadbbda 100644
--- a/pkgs/development/python-modules/zope_location/default.nix
+++ b/pkgs/development/python-modules/zope_location/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-Fx7tyKIOw6isJxOaqQzyd/93dy6gMrVLaicBp5J7OsU=";
+    hash = "sha256-Fx7tyKIOw6isJxOaqQzyd/93dy6gMrVLaicBp5J7OsU=";
   };
 
   propagatedBuildInputs = [ zope_proxy ];
diff --git a/pkgs/development/python-modules/zope_proxy/default.nix b/pkgs/development/python-modules/zope_proxy/default.nix
index baf630df0cef5..199a4b97d5ebf 100644
--- a/pkgs/development/python-modules/zope_proxy/default.nix
+++ b/pkgs/development/python-modules/zope_proxy/default.nix
@@ -10,7 +10,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-b6RMl6QStNxR4vX9Tcc8W9SZ01KA+IzSvNJviuHkV3s=";
+    hash = "sha256-b6RMl6QStNxR4vX9Tcc8W9SZ01KA+IzSvNJviuHkV3s=";
   };
 
   propagatedBuildInputs = [ zope_interface ];
diff --git a/pkgs/development/python-modules/zope_schema/default.nix b/pkgs/development/python-modules/zope_schema/default.nix
index c0fd9cc3489eb..b3694fe09dc99 100644
--- a/pkgs/development/python-modules/zope_schema/default.nix
+++ b/pkgs/development/python-modules/zope_schema/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6tTbywM1TU5BDJo7kERR60TZAlR1Gxy97fSmGu3p+7k=";
+    hash = "sha256-6tTbywM1TU5BDJo7kERR60TZAlR1Gxy97fSmGu3p+7k=";
   };
 
   propagatedBuildInputs = [ zope_location zope_event zope_interface zope_testing ];
diff --git a/pkgs/development/python-modules/zope_size/default.nix b/pkgs/development/python-modules/zope_size/default.nix
index bf7a44f8a0264..6480e91b730f7 100644
--- a/pkgs/development/python-modules/zope_size/default.nix
+++ b/pkgs/development/python-modules/zope_size/default.nix
@@ -11,7 +11,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-bhv3QJdZtNpyAuL6/aZXWD1Acx8661VweWaItJPpkHk=";
+    hash = "sha256-bhv3QJdZtNpyAuL6/aZXWD1Acx8661VweWaItJPpkHk=";
   };
 
   propagatedBuildInputs = [ zope_i18nmessageid zope_interface ];
diff --git a/pkgs/development/python-modules/zope_testing/default.nix b/pkgs/development/python-modules/zope_testing/default.nix
index 773209adcdf44..bc5d9ed94b2e7 100644
--- a/pkgs/development/python-modules/zope_testing/default.nix
+++ b/pkgs/development/python-modules/zope_testing/default.nix
@@ -13,7 +13,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-6HzQ2NZmVzza8TOBare5vuyAGmSoZZXBnLX+mS7z1kk=";
+    hash = "sha256-6HzQ2NZmVzza8TOBare5vuyAGmSoZZXBnLX+mS7z1kk=";
   };
 
   doCheck = !isPyPy;
diff --git a/pkgs/development/python-modules/zope_testrunner/default.nix b/pkgs/development/python-modules/zope_testrunner/default.nix
index a1f85a9d0f362..d687e24082f41 100644
--- a/pkgs/development/python-modules/zope_testrunner/default.nix
+++ b/pkgs/development/python-modules/zope_testrunner/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1r1y9E6jLKpBW5bP4UFSsnhjF67xzW9IqCe2Le8Fj9Q=";
+    hash = "sha256-1r1y9E6jLKpBW5bP4UFSsnhjF67xzW9IqCe2Le8Fj9Q=";
   };
 
   propagatedBuildInputs = [ zope_interface zope_exceptions zope_testing six ];
diff --git a/pkgs/development/python-modules/zstandard/default.nix b/pkgs/development/python-modules/zstandard/default.nix
index 18e6386702ed4..2da5ae524bb39 100755
--- a/pkgs/development/python-modules/zstandard/default.nix
+++ b/pkgs/development/python-modules/zstandard/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-YT2q3XLHGxSIdCyvssOzgcOdDJu4xswVeqLV6kXMLvw=";
+    hash = "sha256-YT2q3XLHGxSIdCyvssOzgcOdDJu4xswVeqLV6kXMLvw=";
   };
 
   propagatedNativeBuildInputs = [
diff --git a/pkgs/development/python-modules/zstd/default.nix b/pkgs/development/python-modules/zstd/default.nix
index f367327bc5344..d528f423972cd 100644
--- a/pkgs/development/python-modules/zstd/default.nix
+++ b/pkgs/development/python-modules/zstd/default.nix
@@ -8,7 +8,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-oNEd9wqXhSk0G1duaaTwsqI+dGaG4k+bkCYKM85JBC0=";
+    hash = "sha256-oNEd9wqXhSk0G1duaaTwsqI+dGaG4k+bkCYKM85JBC0=";
   };
 
   postPatch = ''
author	Martin Weinelt <hexa@darmstadt.ccc.de>	2023-03-03 01:48:06 +0100
committer	Martin Weinelt <hexa@darmstadt.ccc.de>	2023-03-03 23:59:29 +0100
commit	0215034f25d23eb6da0f8006a941ccbfd4d9c355 (patch)
tree	98d0592409a5d2ade37c8af19fe2f37f6b042bc1 /pkgs/development/python-modules
parent	8afd8d323fe5ed6cfcf38d1cf86e53dad7045d97 (diff)