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-rw-r--r--pkgs/development/python-modules/FormEncode/default.nix1
-rw-r--r--pkgs/development/python-modules/afdko/default.nix2
-rw-r--r--pkgs/development/python-modules/aioeafm/default.nix1
-rw-r--r--pkgs/development/python-modules/aioguardian/default.nix1
-rw-r--r--pkgs/development/python-modules/aiohomekit/default.nix1
-rw-r--r--pkgs/development/python-modules/aiohttp-remotes/default.nix2
-rw-r--r--pkgs/development/python-modules/aionanoleaf/default.nix1
-rw-r--r--pkgs/development/python-modules/amberelectric/default.nix1
-rw-r--r--pkgs/development/python-modules/androguard/default.nix1
-rw-r--r--pkgs/development/python-modules/ansible/collections.nix1
-rw-r--r--pkgs/development/python-modules/approvaltests/default.nix2
-rw-r--r--pkgs/development/python-modules/apsw/default.nix3
-rw-r--r--pkgs/development/python-modules/arrayqueues/default.nix2
-rw-r--r--pkgs/development/python-modules/arrow/2.nix2
-rw-r--r--pkgs/development/python-modules/astor/default.nix2
-rw-r--r--pkgs/development/python-modules/async_stagger/default.nix1
-rw-r--r--pkgs/development/python-modules/asyncio_mqtt/default.nix1
-rw-r--r--pkgs/development/python-modules/autobahn/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-appconfiguration/default.nix3
-rw-r--r--pkgs/development/python-modules/azure-cosmos/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-identity/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-keyvault-certificates/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-keyvault-keys/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-loganalytics/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-billing/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-commerce/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-consumption/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-core/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-datalake-analytics/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-datalake-store/default.nix3
-rw-r--r--pkgs/development/python-modules/azure-mgmt-datamigration/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-mgmt-dns/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-mgmt-keyvault/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-maps/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-monitor/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-mgmt-msi/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-network/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-mgmt-nspkg/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-mgmt-relay/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-servicefabric/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-mgmt-storage/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-nspkg/default.nix2
-rw-r--r--pkgs/development/python-modules/azure-storage-file-share/default.nix1
-rw-r--r--pkgs/development/python-modules/azure-storage/default.nix1
-rw-r--r--pkgs/development/python-modules/bacpypes/default.nix2
-rw-r--r--pkgs/development/python-modules/bagit/default.nix1
-rw-r--r--pkgs/development/python-modules/bayesian-optimization/default.nix1
-rw-r--r--pkgs/development/python-modules/blebox-uniapi/default.nix1
-rw-r--r--pkgs/development/python-modules/blessed/default.nix2
-rw-r--r--pkgs/development/python-modules/blinkpy/default.nix1
-rw-r--r--pkgs/development/python-modules/bokeh/default.nix1
-rw-r--r--pkgs/development/python-modules/bootstrapped-pip/2.nix3
-rw-r--r--pkgs/development/python-modules/bootstrapped-pip/default.nix3
-rw-r--r--pkgs/development/python-modules/bsdiff4/default.nix1
-rw-r--r--pkgs/development/python-modules/cadquery/default.nix1
-rw-r--r--pkgs/development/python-modules/can/default.nix3
-rw-r--r--pkgs/development/python-modules/capstone/default.nix2
-rw-r--r--pkgs/development/python-modules/carbon/default.nix3
-rw-r--r--pkgs/development/python-modules/certbot-dns-google/default.nix1
-rw-r--r--pkgs/development/python-modules/certbot-dns-rfc2136/default.nix1
-rw-r--r--pkgs/development/python-modules/certbot-dns-route53/default.nix1
-rw-r--r--pkgs/development/python-modules/cftime/default.nix1
-rw-r--r--pkgs/development/python-modules/cirq-aqt/default.nix5
-rw-r--r--pkgs/development/python-modules/cirq-google/default.nix4
-rw-r--r--pkgs/development/python-modules/cirq-ionq/default.nix5
-rw-r--r--pkgs/development/python-modules/cirq-pasqal/default.nix5
-rw-r--r--pkgs/development/python-modules/cirq-rigetti/default.nix5
-rw-r--r--pkgs/development/python-modules/cirq-web/default.nix5
-rw-r--r--pkgs/development/python-modules/cirq/default.nix3
-rw-r--r--pkgs/development/python-modules/cleo/default.nix2
-rw-r--r--pkgs/development/python-modules/cliff/tests.nix3
-rw-r--r--pkgs/development/python-modules/cock/default.nix2
-rw-r--r--pkgs/development/python-modules/cocotb-bus/default.nix1
-rw-r--r--pkgs/development/python-modules/colanderalchemy/default.nix1
-rw-r--r--pkgs/development/python-modules/colorcet/default.nix1
-rw-r--r--pkgs/development/python-modules/colormath/default.nix1
-rw-r--r--pkgs/development/python-modules/colorspacious/default.nix3
-rw-r--r--pkgs/development/python-modules/consonance/default.nix2
-rw-r--r--pkgs/development/python-modules/construct/2.10.54.nix3
-rw-r--r--pkgs/development/python-modules/construct/default.nix2
-rw-r--r--pkgs/development/python-modules/crashtest/default.nix2
-rw-r--r--pkgs/development/python-modules/crownstone-sse/default.nix1
-rw-r--r--pkgs/development/python-modules/cryptography/3.3.nix2
-rw-r--r--pkgs/development/python-modules/cryptography/default.nix2
-rw-r--r--pkgs/development/python-modules/cytoolz/default.nix1
-rw-r--r--pkgs/development/python-modules/dash/default.nix2
-rw-r--r--pkgs/development/python-modules/datatable/default.nix2
-rw-r--r--pkgs/development/python-modules/dateparser/default.nix1
-rw-r--r--pkgs/development/python-modules/debian-inspector/default.nix1
-rw-r--r--pkgs/development/python-modules/debtcollector/tests.nix3
-rw-r--r--pkgs/development/python-modules/deep_merge/default.nix2
-rw-r--r--pkgs/development/python-modules/delegator-py/default.nix1
-rw-r--r--pkgs/development/python-modules/deltachat/default.nix1
-rw-r--r--pkgs/development/python-modules/devolo-home-control-api/default.nix1
-rw-r--r--pkgs/development/python-modules/digitalocean/default.nix1
-rw-r--r--pkgs/development/python-modules/django-cleanup/default.nix1
-rw-r--r--pkgs/development/python-modules/django-extensions/default.nix3
-rw-r--r--pkgs/development/python-modules/django-formtools/default.nix2
-rw-r--r--pkgs/development/python-modules/django-paintstore/default.nix3
-rw-r--r--pkgs/development/python-modules/django-prometheus/default.nix1
-rw-r--r--pkgs/development/python-modules/django-ranged-response/default.nix2
-rw-r--r--pkgs/development/python-modules/django-statici18n/default.nix2
-rw-r--r--pkgs/development/python-modules/django-tables2/default.nix1
-rw-r--r--pkgs/development/python-modules/django-taggit/default.nix2
-rw-r--r--pkgs/development/python-modules/dlib/default.nix2
-rw-r--r--pkgs/development/python-modules/dnspython/1.nix1
-rw-r--r--pkgs/development/python-modules/docutils/default.nix1
-rw-r--r--pkgs/development/python-modules/downloader-cli/default.nix2
-rw-r--r--pkgs/development/python-modules/ephem/default.nix1
-rw-r--r--pkgs/development/python-modules/etelemetry/default.nix2
-rw-r--r--pkgs/development/python-modules/eth-hash/default.nix1
-rw-r--r--pkgs/development/python-modules/extractcode/libarchive.nix1
-rw-r--r--pkgs/development/python-modules/fastprogress/default.nix1
-rw-r--r--pkgs/development/python-modules/fasttext/default.nix2
-rw-r--r--pkgs/development/python-modules/fire/default.nix2
-rw-r--r--pkgs/development/python-modules/flake8-debugger/default.nix2
-rw-r--r--pkgs/development/python-modules/flit-core/default.nix2
-rw-r--r--pkgs/development/python-modules/flit/default.nix2
-rw-r--r--pkgs/development/python-modules/freezegun/0.3.nix1
-rw-r--r--pkgs/development/python-modules/frozendict/default.nix1
-rw-r--r--pkgs/development/python-modules/gbinder-python/default.nix3
-rw-r--r--pkgs/development/python-modules/gevent-websocket/default.nix1
-rw-r--r--pkgs/development/python-modules/glcontext/default.nix2
-rw-r--r--pkgs/development/python-modules/glom/default.nix1
-rw-r--r--pkgs/development/python-modules/gmpy2/default.nix1
-rw-r--r--pkgs/development/python-modules/gntp/default.nix2
-rw-r--r--pkgs/development/python-modules/google-api-core/default.nix1
-rw-r--r--pkgs/development/python-modules/google-auth-httplib2/default.nix1
-rw-r--r--pkgs/development/python-modules/google-auth/default.nix1
-rw-r--r--pkgs/development/python-modules/google-cloud-appengine-logging/default.nix1
-rw-r--r--pkgs/development/python-modules/google-cloud-bigquery-logging/default.nix1
-rw-r--r--pkgs/development/python-modules/google-cloud-core/default.nix3
-rw-r--r--pkgs/development/python-modules/google-cloud-iam-logging/default.nix1
-rw-r--r--pkgs/development/python-modules/google-cloud-logging/default.nix1
-rw-r--r--pkgs/development/python-modules/google-cloud-org-policy/default.nix2
-rw-r--r--pkgs/development/python-modules/google-cloud-translate/default.nix1
-rw-r--r--pkgs/development/python-modules/graph-tool/2.x.x.nix2
-rw-r--r--pkgs/development/python-modules/greenlet/default.nix1
-rw-r--r--pkgs/development/python-modules/gyp/default.nix1
-rw-r--r--pkgs/development/python-modules/ha-av/default.nix3
-rw-r--r--pkgs/development/python-modules/hacking/default.nix2
-rw-r--r--pkgs/development/python-modules/halo/default.nix1
-rw-r--r--pkgs/development/python-modules/headerparser/default.nix1
-rw-r--r--pkgs/development/python-modules/hid/default.nix1
-rw-r--r--pkgs/development/python-modules/httpretty/default.nix1
-rw-r--r--pkgs/development/python-modules/hydra-check/default.nix2
-rw-r--r--pkgs/development/python-modules/hydrawiser/default.nix1
-rw-r--r--pkgs/development/python-modules/i3ipc/default.nix2
-rw-r--r--pkgs/development/python-modules/ifcopenshell/default.nix1
-rw-r--r--pkgs/development/python-modules/importlib-metadata/2.nix2
-rw-r--r--pkgs/development/python-modules/intake-parquet/default.nix1
-rw-r--r--pkgs/development/python-modules/ipykernel/default.nix2
-rw-r--r--pkgs/development/python-modules/ipython/7.16.nix1
-rw-r--r--pkgs/development/python-modules/ipython/default.nix1
-rw-r--r--pkgs/development/python-modules/ircstates/default.nix1
-rw-r--r--pkgs/development/python-modules/jedi/default.nix1
-rw-r--r--pkgs/development/python-modules/jenkins-job-builder/default.nix3
-rw-r--r--pkgs/development/python-modules/jsonschema/default.nix2
-rw-r--r--pkgs/development/python-modules/jug/default.nix3
-rw-r--r--pkgs/development/python-modules/jupyter-repo2docker/default.nix1
-rw-r--r--pkgs/development/python-modules/kaldi-active-grammar/fork.nix1
-rw-r--r--pkgs/development/python-modules/ldaptor/19.nix1
-rw-r--r--pkgs/development/python-modules/libarchive-c/default.nix1
-rw-r--r--pkgs/development/python-modules/liblzfse/default.nix1
-rw-r--r--pkgs/development/python-modules/linecache2/default.nix1
-rw-r--r--pkgs/development/python-modules/livestreamer/default.nix1
-rw-r--r--pkgs/development/python-modules/log-symbols/default.nix1
-rw-r--r--pkgs/development/python-modules/m3u8/default.nix2
-rw-r--r--pkgs/development/python-modules/markdown/3_1.nix1
-rw-r--r--pkgs/development/python-modules/meshlabxml/default.nix1
-rw-r--r--pkgs/development/python-modules/mesonpep517/default.nix2
-rw-r--r--pkgs/development/python-modules/metakernel/default.nix3
-rw-r--r--pkgs/development/python-modules/mlflow/default.nix1
-rw-r--r--pkgs/development/python-modules/mohawk/default.nix2
-rw-r--r--pkgs/development/python-modules/mox3/default.nix2
-rw-r--r--pkgs/development/python-modules/mutagen/1.43.nix1
-rw-r--r--pkgs/development/python-modules/mutagen/default.nix1
-rw-r--r--pkgs/development/python-modules/nevow/default.nix2
-rw-r--r--pkgs/development/python-modules/nitime/default.nix1
-rw-r--r--pkgs/development/python-modules/nltk/default.nix2
-rw-r--r--pkgs/development/python-modules/numpy/default.nix1
-rw-r--r--pkgs/development/python-modules/ofxtools/default.nix1
-rw-r--r--pkgs/development/python-modules/openrazer/daemon.nix1
-rw-r--r--pkgs/development/python-modules/openrouteservice/default.nix2
-rw-r--r--pkgs/development/python-modules/openstacksdk/default.nix1
-rw-r--r--pkgs/development/python-modules/orvibo/default.nix6
-rw-r--r--pkgs/development/python-modules/os-service-types/tests.nix3
-rw-r--r--pkgs/development/python-modules/oslo-config/tests.nix3
-rw-r--r--pkgs/development/python-modules/oslotest/tests.nix3
-rw-r--r--pkgs/development/python-modules/p1monitor/default.nix1
-rw-r--r--pkgs/development/python-modules/packaging/2.nix1
-rw-r--r--pkgs/development/python-modules/pandas/default.nix1
-rw-r--r--pkgs/development/python-modules/parquet/default.nix1
-rw-r--r--pkgs/development/python-modules/parse-type/default.nix1
-rw-r--r--pkgs/development/python-modules/paste/default.nix1
-rw-r--r--pkgs/development/python-modules/pastel/default.nix2
-rw-r--r--pkgs/development/python-modules/pathy/default.nix2
-rw-r--r--pkgs/development/python-modules/pbr/tests.nix3
-rw-r--r--pkgs/development/python-modules/pc-ble-driver-py/default.nix1
-rw-r--r--pkgs/development/python-modules/pelican/default.nix1
-rw-r--r--pkgs/development/python-modules/pendulum/default.nix1
-rw-r--r--pkgs/development/python-modules/pexpect/default.nix1
-rw-r--r--pkgs/development/python-modules/pip/20.nix3
-rw-r--r--pkgs/development/python-modules/pip/default.nix3
-rw-r--r--pkgs/development/python-modules/plyer/default.nix2
-rw-r--r--pkgs/development/python-modules/policyuniverse/default.nix1
-rw-r--r--pkgs/development/python-modules/protobuf/default.nix1
-rw-r--r--pkgs/development/python-modules/publicsuffix/default.nix2
-rw-r--r--pkgs/development/python-modules/pxml/default.nix1
-rw-r--r--pkgs/development/python-modules/py3exiv2/default.nix2
-rw-r--r--pkgs/development/python-modules/pyathena/default.nix1
-rw-r--r--pkgs/development/python-modules/pyefergy/default.nix1
-rw-r--r--pkgs/development/python-modules/pyerfa/default.nix1
-rw-r--r--pkgs/development/python-modules/pygobject/3.nix1
-rw-r--r--pkgs/development/python-modules/pygogo/default.nix1
-rw-r--r--pkgs/development/python-modules/pykrakenapi/default.nix1
-rw-r--r--pkgs/development/python-modules/pymumble/default.nix1
-rw-r--r--pkgs/development/python-modules/pynrrd/default.nix1
-rw-r--r--pkgs/development/python-modules/pynvim/default.nix1
-rw-r--r--pkgs/development/python-modules/pyocr/default.nix1
-rw-r--r--pkgs/development/python-modules/pyopenssl/default.nix1
-rw-r--r--pkgs/development/python-modules/pyqt/5.x.nix1
-rw-r--r--pkgs/development/python-modules/pyqtgraph/default.nix1
-rw-r--r--pkgs/development/python-modules/pyramid/default.nix1
-rw-r--r--pkgs/development/python-modules/pyro4/default.nix1
-rw-r--r--pkgs/development/python-modules/pyside2-tools/default.nix2
-rw-r--r--pkgs/development/python-modules/pyside2/default.nix2
-rw-r--r--pkgs/development/python-modules/pyslurm/default.nix2
-rw-r--r--pkgs/development/python-modules/pysnow/default.nix1
-rw-r--r--pkgs/development/python-modules/pysparse/default.nix1
-rw-r--r--pkgs/development/python-modules/pyspcwebgw/default.nix1
-rw-r--r--pkgs/development/python-modules/pytest-arraydiff/default.nix1
-rw-r--r--pkgs/development/python-modules/pytest-datadir/default.nix2
-rw-r--r--pkgs/development/python-modules/pytest-freezegun/default.nix1
-rw-r--r--pkgs/development/python-modules/pytest-mock/2.nix1
-rw-r--r--pkgs/development/python-modules/pytest-repeat/default.nix1
-rw-r--r--pkgs/development/python-modules/python-engineio/default.nix1
-rw-r--r--pkgs/development/python-modules/python-hpilo/default.nix1
-rw-r--r--pkgs/development/python-modules/python-jsonrpc-server/default.nix3
-rw-r--r--pkgs/development/python-modules/python-pipedrive/default.nix1
-rw-r--r--pkgs/development/python-modules/python-slugify/default.nix1
-rw-r--r--pkgs/development/python-modules/python-songpal/default.nix1
-rw-r--r--pkgs/development/python-modules/python-string-utils/default.nix1
-rw-r--r--pkgs/development/python-modules/pythonocc-core/default.nix3
-rw-r--r--pkgs/development/python-modules/pytm/default.nix1
-rw-r--r--pkgs/development/python-modules/pytorch/default.nix2
-rw-r--r--pkgs/development/python-modules/pyvis/default.nix1
-rw-r--r--pkgs/development/python-modules/pywbem/default.nix3
-rw-r--r--pkgs/development/python-modules/pyxb/default.nix1
-rw-r--r--pkgs/development/python-modules/pyxdg/default.nix1
-rw-r--r--pkgs/development/python-modules/qimage2ndarray/default.nix2
-rw-r--r--pkgs/development/python-modules/qmk-dotty-dict/default.nix2
-rw-r--r--pkgs/development/python-modules/rfc3339-validator/default.nix1
-rw-r--r--pkgs/development/python-modules/rpyc/default.nix1
-rw-r--r--pkgs/development/python-modules/rsa/default.nix1
-rw-r--r--pkgs/development/python-modules/ruamel_yaml_clib/default.nix3
-rw-r--r--pkgs/development/python-modules/ruffus/default.nix1
-rw-r--r--pkgs/development/python-modules/sanic/default.nix1
-rw-r--r--pkgs/development/python-modules/scikit-build/default.nix1
-rw-r--r--pkgs/development/python-modules/scikit-hep-testdata/default.nix1
-rw-r--r--pkgs/development/python-modules/scikits-odes/default.nix1
-rw-r--r--pkgs/development/python-modules/scrapy/default.nix2
-rw-r--r--pkgs/development/python-modules/seahub/default.nix2
-rw-r--r--pkgs/development/python-modules/seqeval/default.nix1
-rw-r--r--pkgs/development/python-modules/setuptools-scm/tests.nix3
-rw-r--r--pkgs/development/python-modules/setuptools/44.0.nix3
-rw-r--r--pkgs/development/python-modules/setuptools/default.nix4
-rw-r--r--pkgs/development/python-modules/shapely/default.nix1
-rw-r--r--pkgs/development/python-modules/shiboken2/default.nix2
-rw-r--r--pkgs/development/python-modules/simple-salesforce/default.nix2
-rw-r--r--pkgs/development/python-modules/spacy/legacy.nix1
-rw-r--r--pkgs/development/python-modules/spglib/default.nix2
-rw-r--r--pkgs/development/python-modules/sphinxcontrib-tikz/default.nix1
-rw-r--r--pkgs/development/python-modules/spyder/default.nix2
-rw-r--r--pkgs/development/python-modules/sqlalchemy-citext/default.nix1
-rw-r--r--pkgs/development/python-modules/sqlalchemy-i18n/default.nix1
-rw-r--r--pkgs/development/python-modules/starlette/default.nix1
-rw-r--r--pkgs/development/python-modules/stdiomask/default.nix1
-rw-r--r--pkgs/development/python-modules/stdlib-list/default.nix1
-rw-r--r--pkgs/development/python-modules/supervisor/default.nix2
-rw-r--r--pkgs/development/python-modules/svgwrite/default.nix1
-rw-r--r--pkgs/development/python-modules/swagger-spec-validator/default.nix2
-rw-r--r--pkgs/development/python-modules/swspotify/default.nix2
-rw-r--r--pkgs/development/python-modules/sympy/1_5.nix1
-rw-r--r--pkgs/development/python-modules/sympy/default.nix1
-rw-r--r--pkgs/development/python-modules/tables/default.nix2
-rw-r--r--pkgs/development/python-modules/telethon/default.nix2
-rw-r--r--pkgs/development/python-modules/tensorflow/bin.nix4
-rw-r--r--pkgs/development/python-modules/tensorflow/default.nix4
-rw-r--r--pkgs/development/python-modules/testfixtures/default.nix1
-rw-r--r--pkgs/development/python-modules/textfsm/default.nix1
-rw-r--r--pkgs/development/python-modules/thinc/default.nix1
-rw-r--r--pkgs/development/python-modules/tld/default.nix1
-rw-r--r--pkgs/development/python-modules/todoist/default.nix2
-rw-r--r--pkgs/development/python-modules/toggl-cli/default.nix2
-rw-r--r--pkgs/development/python-modules/traitlets/default.nix1
-rw-r--r--pkgs/development/python-modules/traits/default.nix1
-rw-r--r--pkgs/development/python-modules/twill/default.nix2
-rw-r--r--pkgs/development/python-modules/txtorcon/default.nix2
-rw-r--r--pkgs/development/python-modules/typecode/libmagic.nix1
-rw-r--r--pkgs/development/python-modules/typing-inspect/default.nix1
-rw-r--r--pkgs/development/python-modules/urllib3/2.nix1
-rw-r--r--pkgs/development/python-modules/urllib3/default.nix1
-rw-r--r--pkgs/development/python-modules/uvicorn/default.nix1
-rw-r--r--pkgs/development/python-modules/vcver/default.nix1
-rw-r--r--pkgs/development/python-modules/vdirsyncer/default.nix1
-rw-r--r--pkgs/development/python-modules/vowpalwabbit/default.nix1
-rw-r--r--pkgs/development/python-modules/vsts-cd-manager/default.nix3
-rw-r--r--pkgs/development/python-modules/werkzeug/1.nix1
-rw-r--r--pkgs/development/python-modules/wfuzz/default.nix2
-rw-r--r--pkgs/development/python-modules/winsspi/default.nix1
-rw-r--r--pkgs/development/python-modules/worldengine/default.nix1
-rw-r--r--pkgs/development/python-modules/xgboost/default.nix1
-rw-r--r--pkgs/development/python-modules/yarl/default.nix1
-rw-r--r--pkgs/development/python-modules/yq/default.nix1
-rw-r--r--pkgs/development/python-modules/zipp/1.nix1
-rw-r--r--pkgs/development/python-modules/zope_lifecycleevent/default.nix1
321 files changed, 90 insertions, 426 deletions
diff --git a/pkgs/development/python-modules/FormEncode/default.nix b/pkgs/development/python-modules/FormEncode/default.nix
index 08bcbaa6516a2..4244d358c8dd3 100644
--- a/pkgs/development/python-modules/FormEncode/default.nix
+++ b/pkgs/development/python-modules/FormEncode/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , isPy27
 , fetchPypi
-, nose
 , setuptools-scm
 , six
 , dnspython
diff --git a/pkgs/development/python-modules/afdko/default.nix b/pkgs/development/python-modules/afdko/default.nix
index 802da2c685627..c06929176d98a 100644
--- a/pkgs/development/python-modules/afdko/default.nix
+++ b/pkgs/development/python-modules/afdko/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, buildPythonPackage, fetchPypi, fetchpatch, pythonOlder, python
+{ lib, stdenv, buildPythonPackage, fetchPypi, fetchpatch, pythonOlder
 , fonttools, defcon, lxml, fs, unicodedata2, zopfli, brotlipy, fontpens
 , brotli, fontmath, mutatormath, booleanoperations
 , ufoprocessor, ufonormalizer, psautohint, tqdm
diff --git a/pkgs/development/python-modules/aioeafm/default.nix b/pkgs/development/python-modules/aioeafm/default.nix
index be91e0e955759..d8b8c11cef99c 100644
--- a/pkgs/development/python-modules/aioeafm/default.nix
+++ b/pkgs/development/python-modules/aioeafm/default.nix
@@ -1,6 +1,5 @@
 { lib
 , aiohttp
-, async-timeout
 , buildPythonPackage
 , fetchFromGitHub
 , poetry
diff --git a/pkgs/development/python-modules/aioguardian/default.nix b/pkgs/development/python-modules/aioguardian/default.nix
index 7b16e2ffc50d1..439035229a766 100644
--- a/pkgs/development/python-modules/aioguardian/default.nix
+++ b/pkgs/development/python-modules/aioguardian/default.nix
@@ -10,7 +10,6 @@
 , pytest-aiohttp
 , pytest-asyncio
 , pytestCheckHook
-, pythonAtLeast
 , voluptuous
 }:
 
diff --git a/pkgs/development/python-modules/aiohomekit/default.nix b/pkgs/development/python-modules/aiohomekit/default.nix
index 562a39a96f089..55513031fcf69 100644
--- a/pkgs/development/python-modules/aiohomekit/default.nix
+++ b/pkgs/development/python-modules/aiohomekit/default.nix
@@ -6,7 +6,6 @@
 , poetry-core
 , pytest-aiohttp
 , pytestCheckHook
-, pythonAtLeast
 , zeroconf
 }:
 
diff --git a/pkgs/development/python-modules/aiohttp-remotes/default.nix b/pkgs/development/python-modules/aiohttp-remotes/default.nix
index f3abbddfd9576..7b97febc6ecb3 100644
--- a/pkgs/development/python-modules/aiohttp-remotes/default.nix
+++ b/pkgs/development/python-modules/aiohttp-remotes/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchpatch, buildPythonPackage, fetchPypi
+{ lib, buildPythonPackage, fetchPypi
 , aiohttp, pytest, pytest-cov, pytest-aiohttp
 }:
 
diff --git a/pkgs/development/python-modules/aionanoleaf/default.nix b/pkgs/development/python-modules/aionanoleaf/default.nix
index 65b5e37f431bb..a018acaf0e9b6 100644
--- a/pkgs/development/python-modules/aionanoleaf/default.nix
+++ b/pkgs/development/python-modules/aionanoleaf/default.nix
@@ -3,7 +3,6 @@
 , buildPythonPackage
 , fetchFromGitHub
 , pythonOlder
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/amberelectric/default.nix b/pkgs/development/python-modules/amberelectric/default.nix
index 1d268afd551d3..cd49848614323 100644
--- a/pkgs/development/python-modules/amberelectric/default.nix
+++ b/pkgs/development/python-modules/amberelectric/default.nix
@@ -5,7 +5,6 @@
 , pytestCheckHook
 , python-dateutil
 , pythonOlder
-, setuptools-scm
 , urllib3
 }:
 
diff --git a/pkgs/development/python-modules/androguard/default.nix b/pkgs/development/python-modules/androguard/default.nix
index e7058205c54f4..492c835f018eb 100644
--- a/pkgs/development/python-modules/androguard/default.nix
+++ b/pkgs/development/python-modules/androguard/default.nix
@@ -1,5 +1,4 @@
 { lib
-, fetchpatch
 , buildPythonPackage
 , fetchFromGitHub
 , future
diff --git a/pkgs/development/python-modules/ansible/collections.nix b/pkgs/development/python-modules/ansible/collections.nix
index 0c58defb583f9..427e76a979cbf 100644
--- a/pkgs/development/python-modules/ansible/collections.nix
+++ b/pkgs/development/python-modules/ansible/collections.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, ansible-base
 , jsonschema
 , jxmlease
 , ncclient
diff --git a/pkgs/development/python-modules/approvaltests/default.nix b/pkgs/development/python-modules/approvaltests/default.nix
index 6f2c55d45cb60..35e6c90f216d7 100644
--- a/pkgs/development/python-modules/approvaltests/default.nix
+++ b/pkgs/development/python-modules/approvaltests/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, isPy37, pyperclip }:
+{ lib, buildPythonPackage, fetchFromGitHub, pyperclip }:
 
 buildPythonPackage rec {
   version = "0.2.6";
diff --git a/pkgs/development/python-modules/apsw/default.nix b/pkgs/development/python-modules/apsw/default.nix
index 8933d4e91bcca..c0f7274a80dd0 100644
--- a/pkgs/development/python-modules/apsw/default.nix
+++ b/pkgs/development/python-modules/apsw/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, fetchpatch
-, sqlite, isPyPy }:
+{ lib, buildPythonPackage, fetchFromGitHub, sqlite, isPyPy }:
 
 buildPythonPackage rec {
   pname = "apsw";
diff --git a/pkgs/development/python-modules/arrayqueues/default.nix b/pkgs/development/python-modules/arrayqueues/default.nix
index 79a44ad42cdd8..fa4b7d0bffdf5 100644
--- a/pkgs/development/python-modules/arrayqueues/default.nix
+++ b/pkgs/development/python-modules/arrayqueues/default.nix
@@ -1,4 +1,4 @@
-{ lib, pkgs, buildPythonPackage, fetchPypi, isPy3k
+{ lib, buildPythonPackage, fetchPypi, isPy3k
 , numpy
 }:
 
diff --git a/pkgs/development/python-modules/arrow/2.nix b/pkgs/development/python-modules/arrow/2.nix
index 88864ec78b77f..cc702a525f957 100644
--- a/pkgs/development/python-modules/arrow/2.nix
+++ b/pkgs/development/python-modules/arrow/2.nix
@@ -1,5 +1,5 @@
 { lib, buildPythonPackage, fetchPypi, isPy27
-, nose, chai, simplejson, backports_functools_lru_cache
+, simplejson, backports_functools_lru_cache
 , python-dateutil, pytz, pytest-mock, sphinx, dateparser, pytest-cov
 , pytestCheckHook
 }:
diff --git a/pkgs/development/python-modules/astor/default.nix b/pkgs/development/python-modules/astor/default.nix
index 0d7aa38771259..ab68c91d5d6bb 100644
--- a/pkgs/development/python-modules/astor/default.nix
+++ b/pkgs/development/python-modules/astor/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy27, pytestCheckHook, fetchpatch }:
+{ lib, buildPythonPackage, fetchPypi, pytestCheckHook }:
 
 buildPythonPackage rec {
   pname = "astor";
diff --git a/pkgs/development/python-modules/async_stagger/default.nix b/pkgs/development/python-modules/async_stagger/default.nix
index bb57a7f1ecf35..638e326e0da4b 100644
--- a/pkgs/development/python-modules/async_stagger/default.nix
+++ b/pkgs/development/python-modules/async_stagger/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , pythonOlder
 , pytestCheckHook
 , pytest-asyncio
diff --git a/pkgs/development/python-modules/asyncio_mqtt/default.nix b/pkgs/development/python-modules/asyncio_mqtt/default.nix
index da87124e4424b..fd8a52f5a6aeb 100644
--- a/pkgs/development/python-modules/asyncio_mqtt/default.nix
+++ b/pkgs/development/python-modules/asyncio_mqtt/default.nix
@@ -4,7 +4,6 @@
 , fetchPypi
 , async_generator
 , paho-mqtt
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/autobahn/default.nix b/pkgs/development/python-modules/autobahn/default.nix
index 52def3d6ee178..d51862dd1db41 100644
--- a/pkgs/development/python-modules/autobahn/default.nix
+++ b/pkgs/development/python-modules/autobahn/default.nix
@@ -1,6 +1,5 @@
 { lib
 , argon2_cffi
-, attrs
 , buildPythonPackage
 , cbor
 , cbor2
diff --git a/pkgs/development/python-modules/azure-appconfiguration/default.nix b/pkgs/development/python-modules/azure-appconfiguration/default.nix
index 3dcff8076bc54..d0a4c2b19d72f 100644
--- a/pkgs/development/python-modules/azure-appconfiguration/default.nix
+++ b/pkgs/development/python-modules/azure-appconfiguration/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy27
-, azure-core
+{ lib, buildPythonPackage, fetchPypi, azure-core
 , msrest
 }:
 
diff --git a/pkgs/development/python-modules/azure-cosmos/default.nix b/pkgs/development/python-modules/azure-cosmos/default.nix
index 47e6fb6f0394e..9cbbd8e64b062 100644
--- a/pkgs/development/python-modules/azure-cosmos/default.nix
+++ b/pkgs/development/python-modules/azure-cosmos/default.nix
@@ -1,6 +1,5 @@
 { buildPythonPackage
 , lib
-, python
 , fetchPypi
 , six
 , requests
diff --git a/pkgs/development/python-modules/azure-identity/default.nix b/pkgs/development/python-modules/azure-identity/default.nix
index 9136ed0a4eb8f..d0a05c03f115a 100644
--- a/pkgs/development/python-modules/azure-identity/default.nix
+++ b/pkgs/development/python-modules/azure-identity/default.nix
@@ -1,6 +1,5 @@
 { buildPythonPackage
 , fetchPypi
-, isPy38
 , lib
 
 # pythonPackages
diff --git a/pkgs/development/python-modules/azure-keyvault-certificates/default.nix b/pkgs/development/python-modules/azure-keyvault-certificates/default.nix
index 52b1305998ec6..f1a6c5359d6bb 100644
--- a/pkgs/development/python-modules/azure-keyvault-certificates/default.nix
+++ b/pkgs/development/python-modules/azure-keyvault-certificates/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , azure-common
 , azure-core
 , msrest
diff --git a/pkgs/development/python-modules/azure-keyvault-keys/default.nix b/pkgs/development/python-modules/azure-keyvault-keys/default.nix
index 27f97854dd378..59fcef4d4bf1b 100644
--- a/pkgs/development/python-modules/azure-keyvault-keys/default.nix
+++ b/pkgs/development/python-modules/azure-keyvault-keys/default.nix
@@ -2,7 +2,6 @@
 , aiohttp
 , azure-common
 , azure-core
-, azure-nspkg
 , cryptography
 , msrest
 , pytestCheckHook
diff --git a/pkgs/development/python-modules/azure-loganalytics/default.nix b/pkgs/development/python-modules/azure-loganalytics/default.nix
index 1eed45d72f5a5..aa3d9c8ab0fa7 100644
--- a/pkgs/development/python-modules/azure-loganalytics/default.nix
+++ b/pkgs/development/python-modules/azure-loganalytics/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrest
 , azure-common
 }:
diff --git a/pkgs/development/python-modules/azure-mgmt-billing/default.nix b/pkgs/development/python-modules/azure-mgmt-billing/default.nix
index 91ec3c069c8bf..94b90e6b196d0 100644
--- a/pkgs/development/python-modules/azure-mgmt-billing/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-billing/default.nix
@@ -5,8 +5,6 @@
 , azure-common
 , azure-mgmt-core
 , azure-mgmt-nspkg
-, python
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/azure-mgmt-commerce/default.nix b/pkgs/development/python-modules/azure-mgmt-commerce/default.nix
index 32e6cebd1f59a..89aed74bbb3df 100644
--- a/pkgs/development/python-modules/azure-mgmt-commerce/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-commerce/default.nix
@@ -5,8 +5,6 @@
 , azure-common
 , azure-mgmt-core
 , azure-mgmt-nspkg
-, python
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/azure-mgmt-consumption/default.nix b/pkgs/development/python-modules/azure-mgmt-consumption/default.nix
index be22e14b574bd..aa942d3a732ba 100644
--- a/pkgs/development/python-modules/azure-mgmt-consumption/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-consumption/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrestazure
 , azure-common
 , azure-mgmt-core
diff --git a/pkgs/development/python-modules/azure-mgmt-core/default.nix b/pkgs/development/python-modules/azure-mgmt-core/default.nix
index fe64cabb2567c..6adca4c02c7a5 100644
--- a/pkgs/development/python-modules/azure-mgmt-core/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-core/default.nix
@@ -1,9 +1,7 @@
 { pkgs
 , buildPythonPackage
 , fetchPypi
-, python
 , azure-core
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/azure-mgmt-datalake-analytics/default.nix b/pkgs/development/python-modules/azure-mgmt-datalake-analytics/default.nix
index 8fc8b44f3e6af..473ebda1b874c 100644
--- a/pkgs/development/python-modules/azure-mgmt-datalake-analytics/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-datalake-analytics/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrestazure
 , azure-common
 , azure-mgmt-datalake-nspkg
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 fc5d8ba6f018c..18665f4dbb6ed 100644
--- a/pkgs/development/python-modules/azure-mgmt-datalake-store/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-datalake-store/default.nix
@@ -1,9 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
-, pythonNamespacesHook
 , msrestazure
 , azure-common
 , azure-mgmt-datalake-nspkg
diff --git a/pkgs/development/python-modules/azure-mgmt-datamigration/default.nix b/pkgs/development/python-modules/azure-mgmt-datamigration/default.nix
index 6fd6b4a2a7ff0..66945c67c6a36 100644
--- a/pkgs/development/python-modules/azure-mgmt-datamigration/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-datamigration/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , isPy3k
 , msrest
 , msrestazure
diff --git a/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix b/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix
index 820f737c54890..40ab2fbedcce7 100644
--- a/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-devtestlabs/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , isPy3k
 , msrest
 , msrestazure
diff --git a/pkgs/development/python-modules/azure-mgmt-dns/default.nix b/pkgs/development/python-modules/azure-mgmt-dns/default.nix
index 7daca780853a1..515a8ab6026ad 100644
--- a/pkgs/development/python-modules/azure-mgmt-dns/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-dns/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix b/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix
index 36a797a0e834c..39f09b28241c0 100644
--- a/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-iothubprovisioningservices/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix b/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix
index dfbaa40b1f1da..9de9ffd527433 100644
--- a/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-keyvault/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-maps/default.nix b/pkgs/development/python-modules/azure-mgmt-maps/default.nix
index 8a62fafaea133..d8be6d1793831 100644
--- a/pkgs/development/python-modules/azure-mgmt-maps/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-maps/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-monitor/default.nix b/pkgs/development/python-modules/azure-mgmt-monitor/default.nix
index db4aa3fb77cfc..a7cac4b6df4b3 100644
--- a/pkgs/development/python-modules/azure-mgmt-monitor/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-monitor/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , isPy3k
 , msrest
 , msrestazure
diff --git a/pkgs/development/python-modules/azure-mgmt-msi/default.nix b/pkgs/development/python-modules/azure-mgmt-msi/default.nix
index 4bd0a493ddae3..bf81b5e67c72d 100644
--- a/pkgs/development/python-modules/azure-mgmt-msi/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-msi/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-network/default.nix b/pkgs/development/python-modules/azure-mgmt-network/default.nix
index 4d5426a4b1902..a8958eef20836 100644
--- a/pkgs/development/python-modules/azure-mgmt-network/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-network/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , azure-common
-, azure-mgmt-common
 , azure-mgmt-core
 , msrest
 , msrestazure
diff --git a/pkgs/development/python-modules/azure-mgmt-nspkg/default.nix b/pkgs/development/python-modules/azure-mgmt-nspkg/default.nix
index b3503e23d6135..4a01c753a6262 100644
--- a/pkgs/development/python-modules/azure-mgmt-nspkg/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-nspkg/default.nix
@@ -2,8 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , azure-nspkg
-, python
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix b/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix
index 1ba00e8617358..f2f4587cc67eb 100644
--- a/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-redhatopenshift/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-relay/default.nix b/pkgs/development/python-modules/azure-mgmt-relay/default.nix
index 71cdfe6e4c6f0..a44825b55bd6b 100644
--- a/pkgs/development/python-modules/azure-mgmt-relay/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-relay/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrestazure
 , azure-common
 , azure-mgmt-core
diff --git a/pkgs/development/python-modules/azure-mgmt-servicefabric/default.nix b/pkgs/development/python-modules/azure-mgmt-servicefabric/default.nix
index 42cd78d285c2f..c7ae3b1acb5ea 100644
--- a/pkgs/development/python-modules/azure-mgmt-servicefabric/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-servicefabric/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix b/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix
index b79c73ab026c9..55739e868e769 100644
--- a/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-servicefabricmanagedclusters/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 , msrest
 , msrestazure
 , azure-common
diff --git a/pkgs/development/python-modules/azure-mgmt-storage/default.nix b/pkgs/development/python-modules/azure-mgmt-storage/default.nix
index 3c47f7f0dad25..ed5b19bd80d6a 100644
--- a/pkgs/development/python-modules/azure-mgmt-storage/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-storage/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , azure-mgmt-common
 , azure-mgmt-core
 , isPy3k
diff --git a/pkgs/development/python-modules/azure-nspkg/default.nix b/pkgs/development/python-modules/azure-nspkg/default.nix
index 25636053a6b3c..f9c8e8d68c647 100644
--- a/pkgs/development/python-modules/azure-nspkg/default.nix
+++ b/pkgs/development/python-modules/azure-nspkg/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/azure-storage-file-share/default.nix b/pkgs/development/python-modules/azure-storage-file-share/default.nix
index b6c639b6246bd..421b46a9948fe 100644
--- a/pkgs/development/python-modules/azure-storage-file-share/default.nix
+++ b/pkgs/development/python-modules/azure-storage-file-share/default.nix
@@ -7,7 +7,6 @@
 , azure-core
 , cryptography
 , msrest
-, futures ? null
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/azure-storage/default.nix b/pkgs/development/python-modules/azure-storage/default.nix
index 3bc6a73186658..af6652733bd5a 100644
--- a/pkgs/development/python-modules/azure-storage/default.nix
+++ b/pkgs/development/python-modules/azure-storage/default.nix
@@ -1,7 +1,6 @@
 { pkgs
 , buildPythonPackage
 , fetchPypi
-, python
 , azure-common
 , cryptography
 , futures ? null
diff --git a/pkgs/development/python-modules/bacpypes/default.nix b/pkgs/development/python-modules/bacpypes/default.nix
index 8a1e6771b114d..40d06f7da8a01 100644
--- a/pkgs/development/python-modules/bacpypes/default.nix
+++ b/pkgs/development/python-modules/bacpypes/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, fetchFromGitHub
+{ lib, buildPythonPackage, fetchFromGitHub
 , wheel, pytestCheckHook, pytest-runner, pythonAtLeast }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/bagit/default.nix b/pkgs/development/python-modules/bagit/default.nix
index 7663cf8cf1a9c..67aed7c186fd5 100644
--- a/pkgs/development/python-modules/bagit/default.nix
+++ b/pkgs/development/python-modules/bagit/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, coverage
 , gettext
 , mock
 , pytestCheckHook
diff --git a/pkgs/development/python-modules/bayesian-optimization/default.nix b/pkgs/development/python-modules/bayesian-optimization/default.nix
index 1e896d82678a4..6230c9985968d 100644
--- a/pkgs/development/python-modules/bayesian-optimization/default.nix
+++ b/pkgs/development/python-modules/bayesian-optimization/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, python
 , scikit-learn
 , scipy
 , pytest
diff --git a/pkgs/development/python-modules/blebox-uniapi/default.nix b/pkgs/development/python-modules/blebox-uniapi/default.nix
index c3dbe3ccd321d..6d7c79bf6a0a7 100644
--- a/pkgs/development/python-modules/blebox-uniapi/default.nix
+++ b/pkgs/development/python-modules/blebox-uniapi/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, pythonOlder
 , fetchFromGitHub
 , aiohttp
 , semver
diff --git a/pkgs/development/python-modules/blessed/default.nix b/pkgs/development/python-modules/blessed/default.nix
index 981b5c85f96e6..c2b03d35a21c3 100644
--- a/pkgs/development/python-modules/blessed/default.nix
+++ b/pkgs/development/python-modules/blessed/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, fetchpatch, six
+{ lib, buildPythonPackage, fetchPypi, six
 , wcwidth, pytest, mock, glibcLocales
 }:
 
diff --git a/pkgs/development/python-modules/blinkpy/default.nix b/pkgs/development/python-modules/blinkpy/default.nix
index a735148052491..c427886a03243 100644
--- a/pkgs/development/python-modules/blinkpy/default.nix
+++ b/pkgs/development/python-modules/blinkpy/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, pythonOlder
 , fetchFromGitHub
 , python-dateutil
 , python-slugify
diff --git a/pkgs/development/python-modules/bokeh/default.nix b/pkgs/development/python-modules/bokeh/default.nix
index 925eb9c8f39dd..63cd373abf776 100644
--- a/pkgs/development/python-modules/bokeh/default.nix
+++ b/pkgs/development/python-modules/bokeh/default.nix
@@ -12,7 +12,6 @@
 , pillow
 #, pytestCheckHook#
 , pytest
-, python
 , python-dateutil
 , pyyaml
 , selenium
diff --git a/pkgs/development/python-modules/bootstrapped-pip/2.nix b/pkgs/development/python-modules/bootstrapped-pip/2.nix
index f89d39ae2b790..2fc8b8b8d4b79 100644
--- a/pkgs/development/python-modules/bootstrapped-pip/2.nix
+++ b/pkgs/development/python-modules/bootstrapped-pip/2.nix
@@ -1,8 +1,7 @@
-{ lib, stdenv, python, fetchPypi, makeWrapper, unzip, makeSetupHook
+{ lib, stdenv, python, makeWrapper, unzip
 , pipInstallHook
 , setuptoolsBuildHook
 , wheel, pip, setuptools
-, isPy27
 }:
 
 stdenv.mkDerivation rec {
diff --git a/pkgs/development/python-modules/bootstrapped-pip/default.nix b/pkgs/development/python-modules/bootstrapped-pip/default.nix
index 84016043929cc..b2846e3a13a18 100644
--- a/pkgs/development/python-modules/bootstrapped-pip/default.nix
+++ b/pkgs/development/python-modules/bootstrapped-pip/default.nix
@@ -1,8 +1,7 @@
-{ lib, stdenv, python, fetchPypi, makeWrapper, unzip, makeSetupHook
+{ lib, stdenv, python, makeWrapper, unzip
 , pipInstallHook
 , setuptoolsBuildHook
 , wheel, pip, setuptools
-, isPy27
 }:
 
 stdenv.mkDerivation rec {
diff --git a/pkgs/development/python-modules/bsdiff4/default.nix b/pkgs/development/python-modules/bsdiff4/default.nix
index 5687e9c7bf7a1..cbc75ef2843f1 100644
--- a/pkgs/development/python-modules/bsdiff4/default.nix
+++ b/pkgs/development/python-modules/bsdiff4/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, aflplusplus
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/cadquery/default.nix b/pkgs/development/python-modules/cadquery/default.nix
index bc8cbe1f2c828..f7e436a41605c 100644
--- a/pkgs/development/python-modules/cadquery/default.nix
+++ b/pkgs/development/python-modules/cadquery/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , toPythonModule
-, isPy3k
 , pythonOlder
 , pythonAtLeast
 , fetchFromGitHub
diff --git a/pkgs/development/python-modules/can/default.nix b/pkgs/development/python-modules/can/default.nix
index 255a100ec6884..188ab9cb56228 100644
--- a/pkgs/development/python-modules/can/default.nix
+++ b/pkgs/development/python-modules/can/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , pythonOlder
-, isPy27
 , aenum
 , wrapt
 , typing ? null
@@ -12,7 +11,7 @@
 , hypothesis
 , future
 , pytest
-, pytest-timeout }:
+ }:
 
 buildPythonPackage rec {
   pname = "python-can";
diff --git a/pkgs/development/python-modules/capstone/default.nix b/pkgs/development/python-modules/capstone/default.nix
index 6ab2ed91fe528..cea08d62c102a 100644
--- a/pkgs/development/python-modules/capstone/default.nix
+++ b/pkgs/development/python-modules/capstone/default.nix
@@ -2,8 +2,6 @@
 , buildPythonPackage
 , capstone
 , stdenv
-, fetchpatch
-, fetchPypi
 , setuptools
 }:
 
diff --git a/pkgs/development/python-modules/carbon/default.nix b/pkgs/development/python-modules/carbon/default.nix
index acc3aa144ebab..b30df5ec5383f 100644
--- a/pkgs/development/python-modules/carbon/default.nix
+++ b/pkgs/development/python-modules/carbon/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy3k
-, twisted, whisper, txamqp, cachetools, urllib3
+{ lib, buildPythonPackage, fetchPypi, twisted, whisper, txamqp, cachetools, urllib3
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/certbot-dns-google/default.nix b/pkgs/development/python-modules/certbot-dns-google/default.nix
index 568986b601763..182ff720e13a7 100644
--- a/pkgs/development/python-modules/certbot-dns-google/default.nix
+++ b/pkgs/development/python-modules/certbot-dns-google/default.nix
@@ -2,7 +2,6 @@
 , acme
 , certbot
 , google-api-python-client
-, isPy3k
 , oauth2client
 , pytestCheckHook
 , pythonOlder
diff --git a/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix b/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix
index c7f47dc7a3982..f3da841667ba8 100644
--- a/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix
+++ b/pkgs/development/python-modules/certbot-dns-rfc2136/default.nix
@@ -2,7 +2,6 @@
 , acme
 , certbot
 , dnspython
-, isPy3k
 , pytestCheckHook
 , pythonOlder
 }:
diff --git a/pkgs/development/python-modules/certbot-dns-route53/default.nix b/pkgs/development/python-modules/certbot-dns-route53/default.nix
index 9644e99a10df3..7052107418c9a 100644
--- a/pkgs/development/python-modules/certbot-dns-route53/default.nix
+++ b/pkgs/development/python-modules/certbot-dns-route53/default.nix
@@ -2,7 +2,6 @@
 , acme
 , boto3
 , certbot
-, isPy3k
 , pytestCheckHook
 , pythonOlder
 }:
diff --git a/pkgs/development/python-modules/cftime/default.nix b/pkgs/development/python-modules/cftime/default.nix
index 2196ddedc3ce9..aeebc762701fb 100644
--- a/pkgs/development/python-modules/cftime/default.nix
+++ b/pkgs/development/python-modules/cftime/default.nix
@@ -5,7 +5,6 @@
 , pytest-cov
 , cython
 , numpy
-, python
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/cirq-aqt/default.nix b/pkgs/development/python-modules/cirq-aqt/default.nix
index 1dff0a121ffde..a240ce47d7e5f 100644
--- a/pkgs/development/python-modules/cirq-aqt/default.nix
+++ b/pkgs/development/python-modules/cirq-aqt/default.nix
@@ -1,8 +1,5 @@
-{ lib
-, buildPythonPackage
+{ buildPythonPackage
 , cirq-core
-, pythonOlder
-, fetchFromGitHub
 , requests
 , pytestCheckHook
 }:
diff --git a/pkgs/development/python-modules/cirq-google/default.nix b/pkgs/development/python-modules/cirq-google/default.nix
index 34c6c3f09df58..5c8306c27fe9a 100644
--- a/pkgs/development/python-modules/cirq-google/default.nix
+++ b/pkgs/development/python-modules/cirq-google/default.nix
@@ -1,6 +1,4 @@
-{ lib
-, buildPythonPackage
-, pythonOlder
+{ buildPythonPackage
 , cirq-core
 , google-api-core
 , protobuf
diff --git a/pkgs/development/python-modules/cirq-ionq/default.nix b/pkgs/development/python-modules/cirq-ionq/default.nix
index 28451bdbb9c34..24ced1859580a 100644
--- a/pkgs/development/python-modules/cirq-ionq/default.nix
+++ b/pkgs/development/python-modules/cirq-ionq/default.nix
@@ -1,8 +1,5 @@
-{ lib
-, buildPythonPackage
+{ buildPythonPackage
 , cirq-core
-, pythonOlder
-, fetchFromGitHub
 , requests
 , pytestCheckHook
 }:
diff --git a/pkgs/development/python-modules/cirq-pasqal/default.nix b/pkgs/development/python-modules/cirq-pasqal/default.nix
index d51cd21ff1e5a..0743ee02dc743 100644
--- a/pkgs/development/python-modules/cirq-pasqal/default.nix
+++ b/pkgs/development/python-modules/cirq-pasqal/default.nix
@@ -1,8 +1,5 @@
-{ lib
-, buildPythonPackage
+{ buildPythonPackage
 , cirq-core
-, pythonOlder
-, fetchFromGitHub
 , requests
 , pytestCheckHook
 }:
diff --git a/pkgs/development/python-modules/cirq-rigetti/default.nix b/pkgs/development/python-modules/cirq-rigetti/default.nix
index dbd93fdfa2fcd..f2fd48d54176a 100644
--- a/pkgs/development/python-modules/cirq-rigetti/default.nix
+++ b/pkgs/development/python-modules/cirq-rigetti/default.nix
@@ -1,8 +1,5 @@
-{ lib
-, buildPythonPackage
+{ buildPythonPackage
 , cirq-core
-, pythonOlder
-, fetchFromGitHub
 , requests
 , pytestCheckHook
 , attrs
diff --git a/pkgs/development/python-modules/cirq-web/default.nix b/pkgs/development/python-modules/cirq-web/default.nix
index 551a799933f07..aa61157fe0d77 100644
--- a/pkgs/development/python-modules/cirq-web/default.nix
+++ b/pkgs/development/python-modules/cirq-web/default.nix
@@ -1,8 +1,5 @@
-{ lib
-, buildPythonPackage
+{ buildPythonPackage
 , cirq-core
-, pythonOlder
-, fetchFromGitHub
 , pytestCheckHook
 }:
 
diff --git a/pkgs/development/python-modules/cirq/default.nix b/pkgs/development/python-modules/cirq/default.nix
index bd6a06cd95d5c..6e428eeb4ef61 100644
--- a/pkgs/development/python-modules/cirq/default.nix
+++ b/pkgs/development/python-modules/cirq/default.nix
@@ -1,5 +1,4 @@
-{ lib
-, buildPythonPackage
+{ buildPythonPackage
 , cirq-aqt
 , cirq-core
 , cirq-google
diff --git a/pkgs/development/python-modules/cleo/default.nix b/pkgs/development/python-modules/cleo/default.nix
index 3e46b900dc7c0..e79983b1bb293 100644
--- a/pkgs/development/python-modules/cleo/default.nix
+++ b/pkgs/development/python-modules/cleo/default.nix
@@ -1,5 +1,5 @@
 { lib, buildPythonPackage, fetchPypi
-, pylev, pastel, clikit }:
+, clikit }:
 
 buildPythonPackage rec {
   pname = "cleo";
diff --git a/pkgs/development/python-modules/cliff/tests.nix b/pkgs/development/python-modules/cliff/tests.nix
index f7cc0226f2fc1..b981e78be0c72 100644
--- a/pkgs/development/python-modules/cliff/tests.nix
+++ b/pkgs/development/python-modules/cliff/tests.nix
@@ -1,5 +1,4 @@
-{ stdenv
-, buildPythonPackage
+{ buildPythonPackage
 , cliff
 , docutils
 , stestr
diff --git a/pkgs/development/python-modules/cock/default.nix b/pkgs/development/python-modules/cock/default.nix
index 683234b88727e..e7428823ad9e5 100644
--- a/pkgs/development/python-modules/cock/default.nix
+++ b/pkgs/development/python-modules/cock/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, locale, pytestCheckHook, click, sortedcontainers, pyyaml }:
+{ lib, buildPythonPackage, fetchPypi, click, sortedcontainers, pyyaml }:
 
 buildPythonPackage rec {
   pname = "cock";
diff --git a/pkgs/development/python-modules/cocotb-bus/default.nix b/pkgs/development/python-modules/cocotb-bus/default.nix
index 3ee4d35e3e4ed..a0c4767fe7de1 100644
--- a/pkgs/development/python-modules/cocotb-bus/default.nix
+++ b/pkgs/development/python-modules/cocotb-bus/default.nix
@@ -1,5 +1,4 @@
 { lib
-, stdenv
 , buildPythonPackage
 , fetchPypi
 }:
diff --git a/pkgs/development/python-modules/colanderalchemy/default.nix b/pkgs/development/python-modules/colanderalchemy/default.nix
index a3fa33f327c55..20f45f1fa75fb 100644
--- a/pkgs/development/python-modules/colanderalchemy/default.nix
+++ b/pkgs/development/python-modules/colanderalchemy/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, unittest2
 , colander
 , sqlalchemy
 }:
diff --git a/pkgs/development/python-modules/colorcet/default.nix b/pkgs/development/python-modules/colorcet/default.nix
index 6135730beb00c..42945e8a152a2 100644
--- a/pkgs/development/python-modules/colorcet/default.nix
+++ b/pkgs/development/python-modules/colorcet/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, nbsmoke
 , param
 , pyct
 , pytest-mpl
diff --git a/pkgs/development/python-modules/colormath/default.nix b/pkgs/development/python-modules/colormath/default.nix
index 80f58250be4d5..b749761da06cd 100644
--- a/pkgs/development/python-modules/colormath/default.nix
+++ b/pkgs/development/python-modules/colormath/default.nix
@@ -4,7 +4,6 @@
 , nose
 , numpy
 , lib
-, pytest
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/colorspacious/default.nix b/pkgs/development/python-modules/colorspacious/default.nix
index 3ce0bddf1def2..6f75d343066a8 100644
--- a/pkgs/development/python-modules/colorspacious/default.nix
+++ b/pkgs/development/python-modules/colorspacious/default.nix
@@ -1,5 +1,4 @@
-{ lib, pkgs, buildPythonPackage, fetchPypi, isPy3k
-, numpy
+{ lib, buildPythonPackage, fetchPypi, numpy
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/consonance/default.nix b/pkgs/development/python-modules/consonance/default.nix
index 3940686f18c7a..7722226ef3f1e 100644
--- a/pkgs/development/python-modules/consonance/default.nix
+++ b/pkgs/development/python-modules/consonance/default.nix
@@ -1,4 +1,4 @@
-{ buildPythonPackage, lib, fetchFromGitHub, pytest, dissononce, python-axolotl-curve25519
+{ buildPythonPackage, lib, fetchFromGitHub, dissononce, python-axolotl-curve25519
 , transitions, protobuf, nose
 }:
 
diff --git a/pkgs/development/python-modules/construct/2.10.54.nix b/pkgs/development/python-modules/construct/2.10.54.nix
index 6bb279490ab29..2f38ab9c3ced0 100644
--- a/pkgs/development/python-modules/construct/2.10.54.nix
+++ b/pkgs/development/python-modules/construct/2.10.54.nix
@@ -1,5 +1,4 @@
-{ lib, stdenv, buildPythonPackage, fetchFromGitHub, pythonOlder
-, six, pytestCheckHook, pytest-benchmark, enum34, numpy, arrow, ruamel_yaml
+{ lib, stdenv, buildPythonPackage, fetchFromGitHub, pytestCheckHook, pytest-benchmark, enum34, numpy, arrow, ruamel_yaml
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/construct/default.nix b/pkgs/development/python-modules/construct/default.nix
index 4ad78ddad3b60..75791a153f42f 100644
--- a/pkgs/development/python-modules/construct/default.nix
+++ b/pkgs/development/python-modules/construct/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, buildPythonPackage, fetchFromGitHub, pythonOlder
-, six, pytestCheckHook, pytest-benchmark, numpy, arrow, ruamel_yaml
+, pytestCheckHook, pytest-benchmark, numpy, arrow, ruamel_yaml
 , lz4, cloudpickle
 }:
 
diff --git a/pkgs/development/python-modules/crashtest/default.nix b/pkgs/development/python-modules/crashtest/default.nix
index 9981b56f2c099..5b084cdd8c84f 100644
--- a/pkgs/development/python-modules/crashtest/default.nix
+++ b/pkgs/development/python-modules/crashtest/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, fetchPypi, pythonAtLeast, pytest }:
+{ lib, buildPythonPackage, fetchPypi, pythonAtLeast }:
 
 buildPythonPackage rec {
   pname = "crashtest";
diff --git a/pkgs/development/python-modules/crownstone-sse/default.nix b/pkgs/development/python-modules/crownstone-sse/default.nix
index ef2e2cbc240cc..ff101713cfed7 100644
--- a/pkgs/development/python-modules/crownstone-sse/default.nix
+++ b/pkgs/development/python-modules/crownstone-sse/default.nix
@@ -5,7 +5,6 @@
 , certifi
 , fetchFromGitHub
 , pythonOlder
-, coverage
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/cryptography/3.3.nix b/pkgs/development/python-modules/cryptography/3.3.nix
index 0497185207532..357bb35dacf76 100644
--- a/pkgs/development/python-modules/cryptography/3.3.nix
+++ b/pkgs/development/python-modules/cryptography/3.3.nix
@@ -1,7 +1,6 @@
 { lib, stdenv
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , isPy27
 , ipaddress
 , openssl
@@ -9,7 +8,6 @@
 , darwin
 , packaging
 , six
-, pythonOlder
 , isPyPy
 , cffi
 , pytest
diff --git a/pkgs/development/python-modules/cryptography/default.nix b/pkgs/development/python-modules/cryptography/default.nix
index 2fea6e89494da..eddd7e0b44024 100644
--- a/pkgs/development/python-modules/cryptography/default.nix
+++ b/pkgs/development/python-modules/cryptography/default.nix
@@ -1,7 +1,6 @@
 { lib, stdenv
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , rustPlatform
 , setuptools-rust
 , openssl
@@ -9,7 +8,6 @@
 , darwin
 , packaging
 , six
-, pythonOlder
 , isPyPy
 , cffi
 , pytest
diff --git a/pkgs/development/python-modules/cytoolz/default.nix b/pkgs/development/python-modules/cytoolz/default.nix
index 4e862d2609278..86ee238eb10f6 100644
--- a/pkgs/development/python-modules/cytoolz/default.nix
+++ b/pkgs/development/python-modules/cytoolz/default.nix
@@ -5,7 +5,6 @@
 , nose
 , toolz
 , python
-, fetchpatch
 , isPy27
 }:
 
diff --git a/pkgs/development/python-modules/dash/default.nix b/pkgs/development/python-modules/dash/default.nix
index 7a8b71346353e..3fd9d2a41d58b 100644
--- a/pkgs/development/python-modules/dash/default.nix
+++ b/pkgs/development/python-modules/dash/default.nix
@@ -4,9 +4,7 @@
 , plotly
 , flask
 , flask-compress
-, future
 , dash-core-components
-, dash-renderer
 , dash-html-components
 , dash-table
 , pytest-mock
diff --git a/pkgs/development/python-modules/datatable/default.nix b/pkgs/development/python-modules/datatable/default.nix
index 60eb0df1d09d2..0cc7d43d50497 100644
--- a/pkgs/development/python-modules/datatable/default.nix
+++ b/pkgs/development/python-modules/datatable/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, buildPythonPackage, fetchPypi, substituteAll, pythonOlder
+{ stdenv, lib, buildPythonPackage, fetchPypi, pythonOlder
 , pipInstallHook, writeText
 , blessed
 , docutils
diff --git a/pkgs/development/python-modules/dateparser/default.nix b/pkgs/development/python-modules/dateparser/default.nix
index e1f2f93368779..4b9275f757b01 100644
--- a/pkgs/development/python-modules/dateparser/default.nix
+++ b/pkgs/development/python-modules/dateparser/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , isPy3k
 , fetchFromGitHub
-, fetchpatch
 , python-dateutil
 , pytz
 , regex
diff --git a/pkgs/development/python-modules/debian-inspector/default.nix b/pkgs/development/python-modules/debian-inspector/default.nix
index b91e26f714671..0da7f634d848e 100644
--- a/pkgs/development/python-modules/debian-inspector/default.nix
+++ b/pkgs/development/python-modules/debian-inspector/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pythonAtLeast
 , chardet
 , attrs
 , commoncode
diff --git a/pkgs/development/python-modules/debtcollector/tests.nix b/pkgs/development/python-modules/debtcollector/tests.nix
index cc3171da6d6ed..21d49ac983abe 100644
--- a/pkgs/development/python-modules/debtcollector/tests.nix
+++ b/pkgs/development/python-modules/debtcollector/tests.nix
@@ -1,5 +1,4 @@
-{ stdenv
-, buildPythonPackage
+{ buildPythonPackage
 , debtcollector
 , stestr
 }:
diff --git a/pkgs/development/python-modules/deep_merge/default.nix b/pkgs/development/python-modules/deep_merge/default.nix
index 533bc6aa34775..2c59d4ab6955c 100644
--- a/pkgs/development/python-modules/deep_merge/default.nix
+++ b/pkgs/development/python-modules/deep_merge/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, pytestCheckHook, nose }:
+{ lib, buildPythonPackage, fetchPypi, nose }:
 
 buildPythonPackage rec {
   pname = "deep_merge";
diff --git a/pkgs/development/python-modules/delegator-py/default.nix b/pkgs/development/python-modules/delegator-py/default.nix
index 3521e8ce12987..89cbd991a6631 100644
--- a/pkgs/development/python-modules/delegator-py/default.nix
+++ b/pkgs/development/python-modules/delegator-py/default.nix
@@ -2,7 +2,6 @@
 , lib
 , fetchFromGitHub
 , pexpect
-, pytest
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/deltachat/default.nix b/pkgs/development/python-modules/deltachat/default.nix
index 78f42bdfceb03..381bcf66a5c0c 100644
--- a/pkgs/development/python-modules/deltachat/default.nix
+++ b/pkgs/development/python-modules/deltachat/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , isPy27
-, fetchpatch
 , setuptools-scm
 , libdeltachat
 , cffi
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 751ebaae292cb..b71ce7c6c271d 100644
--- a/pkgs/development/python-modules/devolo-home-control-api/default.nix
+++ b/pkgs/development/python-modules/devolo-home-control-api/default.nix
@@ -1,5 +1,4 @@
 { lib
-, aiohttp
 , buildPythonPackage
 , fetchFromGitHub
 , pytest-mock
diff --git a/pkgs/development/python-modules/digitalocean/default.nix b/pkgs/development/python-modules/digitalocean/default.nix
index f87298cf08758..5e45a1785a950 100644
--- a/pkgs/development/python-modules/digitalocean/default.nix
+++ b/pkgs/development/python-modules/digitalocean/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, fetchPypi
 , isPy3k
 , jsonpickle
 , mock
diff --git a/pkgs/development/python-modules/django-cleanup/default.nix b/pkgs/development/python-modules/django-cleanup/default.nix
index faddf56208141..240598cf18415 100644
--- a/pkgs/development/python-modules/django-cleanup/default.nix
+++ b/pkgs/development/python-modules/django-cleanup/default.nix
@@ -1,5 +1,4 @@
 { lib, buildPythonPackage, fetchPypi, django
-, redis, async-timeout, hiredis
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/django-extensions/default.nix b/pkgs/development/python-modules/django-extensions/default.nix
index cbe5dfbaa70b7..541f0434ec007 100644
--- a/pkgs/development/python-modules/django-extensions/default.nix
+++ b/pkgs/development/python-modules/django-extensions/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, pythonOlder, python
-, django
+{ lib, buildPythonPackage, fetchFromGitHub, pythonOlder, django
 , factory_boy
 , glibcLocales
 , mock
diff --git a/pkgs/development/python-modules/django-formtools/default.nix b/pkgs/development/python-modules/django-formtools/default.nix
index faca36c2a98b4..311fae425a5e3 100644
--- a/pkgs/development/python-modules/django-formtools/default.nix
+++ b/pkgs/development/python-modules/django-formtools/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, buildPythonPackage, fetchPypi, django, python }:
+{ lib, buildPythonPackage, fetchPypi, django, python }:
 
 buildPythonPackage rec {
   pname = "django-formtools";
diff --git a/pkgs/development/python-modules/django-paintstore/default.nix b/pkgs/development/python-modules/django-paintstore/default.nix
index 8790067e4af0d..28a773a5c01b1 100644
--- a/pkgs/development/python-modules/django-paintstore/default.nix
+++ b/pkgs/development/python-modules/django-paintstore/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, requests, requests_oauthlib
-, django, python3-openid }:
+{ lib, buildPythonPackage, fetchPypi }:
 
 buildPythonPackage rec {
   pname = "django-paintstore";
diff --git a/pkgs/development/python-modules/django-prometheus/default.nix b/pkgs/development/python-modules/django-prometheus/default.nix
index bd97f2a736149..8708a95a47986 100644
--- a/pkgs/development/python-modules/django-prometheus/default.nix
+++ b/pkgs/development/python-modules/django-prometheus/default.nix
@@ -3,7 +3,6 @@
 , pythonOlder
 , fetchFromGitHub
 , prometheus-client
-, psycopg2
 , pytest-django
 , pytestCheckHook
 }:
diff --git a/pkgs/development/python-modules/django-ranged-response/default.nix b/pkgs/development/python-modules/django-ranged-response/default.nix
index df5fc4b205b18..5fb0545f1fee5 100644
--- a/pkgs/development/python-modules/django-ranged-response/default.nix
+++ b/pkgs/development/python-modules/django-ranged-response/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchurl, fetchPypi, buildPythonPackage, django }:
+{ lib, fetchPypi, buildPythonPackage, django }:
 
 buildPythonPackage rec {
   pname = "django-ranged-response";
diff --git a/pkgs/development/python-modules/django-statici18n/default.nix b/pkgs/development/python-modules/django-statici18n/default.nix
index 88c63319a89da..95b860a3331de 100644
--- a/pkgs/development/python-modules/django-statici18n/default.nix
+++ b/pkgs/development/python-modules/django-statici18n/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, buildPythonPackage, fetchPypi, django, django_appconf }:
+{ lib, buildPythonPackage, fetchPypi, django, django_appconf }:
 
 buildPythonPackage rec {
   pname = "django-statici18n";
diff --git a/pkgs/development/python-modules/django-tables2/default.nix b/pkgs/development/python-modules/django-tables2/default.nix
index 5cd1db3e71946..41637e7472ca5 100644
--- a/pkgs/development/python-modules/django-tables2/default.nix
+++ b/pkgs/development/python-modules/django-tables2/default.nix
@@ -4,7 +4,6 @@
 , fetchFromGitHub
 , django
 , tablib
-, django-filter
 , python
 }:
 
diff --git a/pkgs/development/python-modules/django-taggit/default.nix b/pkgs/development/python-modules/django-taggit/default.nix
index e410b72437c06..7f7cfd2b4bcbd 100644
--- a/pkgs/development/python-modules/django-taggit/default.nix
+++ b/pkgs/development/python-modules/django-taggit/default.nix
@@ -4,8 +4,6 @@
 , fetchPypi
 , django
 , djangorestframework
-, mock
-, isort
 , python
 }:
 
diff --git a/pkgs/development/python-modules/dlib/default.nix b/pkgs/development/python-modules/dlib/default.nix
index 58ceb16870a8b..6427948356541 100644
--- a/pkgs/development/python-modules/dlib/default.nix
+++ b/pkgs/development/python-modules/dlib/default.nix
@@ -1,4 +1,4 @@
-{ buildPythonPackage, stdenv, lib, dlib, python, pytest, more-itertools
+{ stdenv, buildPythonPackage, dlib, python, pytest, more-itertools
 , sse4Support ? stdenv.hostPlatform.sse4_1Support
 , avxSupport ? stdenv.hostPlatform.avxSupport
 }:
diff --git a/pkgs/development/python-modules/dnspython/1.nix b/pkgs/development/python-modules/dnspython/1.nix
index 5ff02c0433809..d4015f1f4ab6c 100644
--- a/pkgs/development/python-modules/dnspython/1.nix
+++ b/pkgs/development/python-modules/dnspython/1.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pythonOlder
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/docutils/default.nix b/pkgs/development/python-modules/docutils/default.nix
index 292fc34e3281c..529a09d3f0468 100644
--- a/pkgs/development/python-modules/docutils/default.nix
+++ b/pkgs/development/python-modules/docutils/default.nix
@@ -3,7 +3,6 @@
 , fetchPypi
 , buildPythonPackage
 , isPy3k
-, isPy38
 , python
 }:
 
diff --git a/pkgs/development/python-modules/downloader-cli/default.nix b/pkgs/development/python-modules/downloader-cli/default.nix
index 608286c8bcf67..e0c25c77e53cf 100644
--- a/pkgs/development/python-modules/downloader-cli/default.nix
+++ b/pkgs/development/python-modules/downloader-cli/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, urllib3, pytest }:
+{ lib, buildPythonPackage, fetchFromGitHub, urllib3 }:
 
 buildPythonPackage rec {
   pname = "downloader-cli";
diff --git a/pkgs/development/python-modules/ephem/default.nix b/pkgs/development/python-modules/ephem/default.nix
index 4a8085e0d72b2..58c14699880e8 100644
--- a/pkgs/development/python-modules/ephem/default.nix
+++ b/pkgs/development/python-modules/ephem/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, isPy3k
 , glibcLocales
 , pytest
 }:
diff --git a/pkgs/development/python-modules/etelemetry/default.nix b/pkgs/development/python-modules/etelemetry/default.nix
index 869c6ccba92c1..ed093f182e327 100644
--- a/pkgs/development/python-modules/etelemetry/default.nix
+++ b/pkgs/development/python-modules/etelemetry/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy27, ci-info, ci-py, requests, pytest }:
+{ lib, buildPythonPackage, fetchPypi, isPy27, ci-info, ci-py, requests }:
 
 buildPythonPackage rec {
   version = "0.2.1";
diff --git a/pkgs/development/python-modules/eth-hash/default.nix b/pkgs/development/python-modules/eth-hash/default.nix
index 618c39f3b734f..622dd0b373538 100644
--- a/pkgs/development/python-modules/eth-hash/default.nix
+++ b/pkgs/development/python-modules/eth-hash/default.nix
@@ -1,6 +1,5 @@
 { lib, fetchPypi, buildPythonPackage, pythonOlder, pytest, pysha3, pycrypto
 , pycryptodome
-, eth-utils
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/extractcode/libarchive.nix b/pkgs/development/python-modules/extractcode/libarchive.nix
index 2cff60f3d811b..efb314fa4c5ba 100644
--- a/pkgs/development/python-modules/extractcode/libarchive.nix
+++ b/pkgs/development/python-modules/extractcode/libarchive.nix
@@ -10,7 +10,6 @@
 , zlib
 , zstd
 , plugincode
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/fastprogress/default.nix b/pkgs/development/python-modules/fastprogress/default.nix
index 9b43c05989f68..2164bc93f6227 100644
--- a/pkgs/development/python-modules/fastprogress/default.nix
+++ b/pkgs/development/python-modules/fastprogress/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , numpy
-, pytest
 , pythonOlder
 }:
 
diff --git a/pkgs/development/python-modules/fasttext/default.nix b/pkgs/development/python-modules/fasttext/default.nix
index e478b3f9a4b6f..c360c364d8b9f 100644
--- a/pkgs/development/python-modules/fasttext/default.nix
+++ b/pkgs/development/python-modules/fasttext/default.nix
@@ -1,4 +1,4 @@
-{lib, buildPythonPackage, fetchFromGitHub, numpy, pkgs, pybind11 }:
+{lib, buildPythonPackage, numpy, pkgs, pybind11 }:
 
 buildPythonPackage rec {
   inherit (pkgs.fasttext) pname version src;
diff --git a/pkgs/development/python-modules/fire/default.nix b/pkgs/development/python-modules/fire/default.nix
index bf3be8a69072a..252b180c4e065 100644
--- a/pkgs/development/python-modules/fire/default.nix
+++ b/pkgs/development/python-modules/fire/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, fetchpatch, six, hypothesis, mock
+{ lib, buildPythonPackage, fetchFromGitHub, six, hypothesis, mock
 , python-Levenshtein, pytest, termcolor, isPy27, enum34 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/flake8-debugger/default.nix b/pkgs/development/python-modules/flake8-debugger/default.nix
index 46c63ec000851..67f4ea529f10f 100644
--- a/pkgs/development/python-modules/flake8-debugger/default.nix
+++ b/pkgs/development/python-modules/flake8-debugger/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchPypi, buildPythonPackage, pythonOlder, pythonAtLeast, isPy27
+{ lib, fetchPypi, buildPythonPackage, isPy27
 , flake8
 , pycodestyle
 , six
diff --git a/pkgs/development/python-modules/flit-core/default.nix b/pkgs/development/python-modules/flit-core/default.nix
index 7b27315956292..7cb9ed2c6c451 100644
--- a/pkgs/development/python-modules/flit-core/default.nix
+++ b/pkgs/development/python-modules/flit-core/default.nix
@@ -3,8 +3,6 @@
 , callPackage
 , flit
 , toml
-, pytestCheckHook
-, testpath
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/flit/default.nix b/pkgs/development/python-modules/flit/default.nix
index 38369dfd4d2f9..0a6d1ba3158a7 100644
--- a/pkgs/development/python-modules/flit/default.nix
+++ b/pkgs/development/python-modules/flit/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, fetchpatch
-, isPy3k
 , docutils
 , requests
 , requests_download
diff --git a/pkgs/development/python-modules/freezegun/0.3.nix b/pkgs/development/python-modules/freezegun/0.3.nix
index c4444805009dc..7f77616f2a4ec 100644
--- a/pkgs/development/python-modules/freezegun/0.3.nix
+++ b/pkgs/development/python-modules/freezegun/0.3.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, isPy27
 , python-dateutil
 , six
 , mock
diff --git a/pkgs/development/python-modules/frozendict/default.nix b/pkgs/development/python-modules/frozendict/default.nix
index 4e486ae6016eb..b25b78e0ccc30 100644
--- a/pkgs/development/python-modules/frozendict/default.nix
+++ b/pkgs/development/python-modules/frozendict/default.nix
@@ -3,7 +3,6 @@
 , fetchPypi
 , isPy3k
 , pytestCheckHook
-, setuptoolsBuildHook
 , python
 }:
 
diff --git a/pkgs/development/python-modules/gbinder-python/default.nix b/pkgs/development/python-modules/gbinder-python/default.nix
index caa848a19a395..42832ff451448 100644
--- a/pkgs/development/python-modules/gbinder-python/default.nix
+++ b/pkgs/development/python-modules/gbinder-python/default.nix
@@ -1,5 +1,4 @@
-{ stdenv
-, lib
+{ lib
 , fetchFromGitHub
 , buildPythonPackage
 , cython
diff --git a/pkgs/development/python-modules/gevent-websocket/default.nix b/pkgs/development/python-modules/gevent-websocket/default.nix
index 24af4416ab3c8..5e93fb32b9e72 100644
--- a/pkgs/development/python-modules/gevent-websocket/default.nix
+++ b/pkgs/development/python-modules/gevent-websocket/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, isPy3k
 , gevent
 , gunicorn
 }:
diff --git a/pkgs/development/python-modules/glcontext/default.nix b/pkgs/development/python-modules/glcontext/default.nix
index c5a06fb6499af..32fdae1b3f2cc 100644
--- a/pkgs/development/python-modules/glcontext/default.nix
+++ b/pkgs/development/python-modules/glcontext/default.nix
@@ -4,8 +4,6 @@
 , isPy3k
 , libGL
 , libX11
-, pytestCheckHook
-, psutil
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/glom/default.nix b/pkgs/development/python-modules/glom/default.nix
index 89f0de4749012..d30a0c7eb1cb7 100644
--- a/pkgs/development/python-modules/glom/default.nix
+++ b/pkgs/development/python-modules/glom/default.nix
@@ -6,7 +6,6 @@
 , face
 , pytest
 , pyyaml
-, isPy37
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/gmpy2/default.nix b/pkgs/development/python-modules/gmpy2/default.nix
index 204415d753154..c4b0dbf200b36 100644
--- a/pkgs/development/python-modules/gmpy2/default.nix
+++ b/pkgs/development/python-modules/gmpy2/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, fetchpatch
 , isPyPy
 , gmp
 , mpfr
diff --git a/pkgs/development/python-modules/gntp/default.nix b/pkgs/development/python-modules/gntp/default.nix
index cde1f9bb8ca65..364a59732e11f 100644
--- a/pkgs/development/python-modules/gntp/default.nix
+++ b/pkgs/development/python-modules/gntp/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, nose }:
+{ lib, buildPythonPackage, fetchPypi }:
 
 buildPythonPackage rec {
   pname = "gntp";
diff --git a/pkgs/development/python-modules/google-api-core/default.nix b/pkgs/development/python-modules/google-api-core/default.nix
index b434a92923cba..ae6f465b1bf2f 100644
--- a/pkgs/development/python-modules/google-api-core/default.nix
+++ b/pkgs/development/python-modules/google-api-core/default.nix
@@ -8,7 +8,6 @@
 , proto-plus
 , requests
 , mock
-, pytest
 , pytest-asyncio
 , pytestCheckHook
 }:
diff --git a/pkgs/development/python-modules/google-auth-httplib2/default.nix b/pkgs/development/python-modules/google-auth-httplib2/default.nix
index ceaec714176f7..0109175ab85cb 100644
--- a/pkgs/development/python-modules/google-auth-httplib2/default.nix
+++ b/pkgs/development/python-modules/google-auth-httplib2/default.nix
@@ -1,5 +1,4 @@
 { lib
-, isPy3k
 , buildPythonPackage
 , fetchPypi
 , flask
diff --git a/pkgs/development/python-modules/google-auth/default.nix b/pkgs/development/python-modules/google-auth/default.nix
index 69cd26625093b..076d1e2da4f76 100644
--- a/pkgs/development/python-modules/google-auth/default.nix
+++ b/pkgs/development/python-modules/google-auth/default.nix
@@ -1,7 +1,6 @@
 { stdenv
 , lib
 , buildPythonPackage
-, fetchpatch
 , fetchPypi
 , pytestCheckHook
 , cachetools
diff --git a/pkgs/development/python-modules/google-cloud-appengine-logging/default.nix b/pkgs/development/python-modules/google-cloud-appengine-logging/default.nix
index 97ed622f5ff6d..67296f667ab26 100644
--- a/pkgs/development/python-modules/google-cloud-appengine-logging/default.nix
+++ b/pkgs/development/python-modules/google-cloud-appengine-logging/default.nix
@@ -7,7 +7,6 @@
 , proto-plus
 , pytest-asyncio
 , pytestCheckHook
-, pythonOlder
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/google-cloud-bigquery-logging/default.nix b/pkgs/development/python-modules/google-cloud-bigquery-logging/default.nix
index 5d09d4fd8c71d..32988e35deac1 100644
--- a/pkgs/development/python-modules/google-cloud-bigquery-logging/default.nix
+++ b/pkgs/development/python-modules/google-cloud-bigquery-logging/default.nix
@@ -7,7 +7,6 @@
 , proto-plus
 , pytest-asyncio
 , pytestCheckHook
-, pythonOlder
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/google-cloud-core/default.nix b/pkgs/development/python-modules/google-cloud-core/default.nix
index 657fe314b94e5..ef02d0671b058 100644
--- a/pkgs/development/python-modules/google-cloud-core/default.nix
+++ b/pkgs/development/python-modules/google-cloud-core/default.nix
@@ -1,11 +1,8 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pythonOlder
 , pytestCheckHook
-, python
 , google-api-core
-, grpcio
 , mock
 }:
 
diff --git a/pkgs/development/python-modules/google-cloud-iam-logging/default.nix b/pkgs/development/python-modules/google-cloud-iam-logging/default.nix
index 7b54840659228..47ca59ab2a213 100644
--- a/pkgs/development/python-modules/google-cloud-iam-logging/default.nix
+++ b/pkgs/development/python-modules/google-cloud-iam-logging/default.nix
@@ -7,7 +7,6 @@
 , proto-plus
 , pytest-asyncio
 , pytestCheckHook
-, pythonOlder
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/google-cloud-logging/default.nix b/pkgs/development/python-modules/google-cloud-logging/default.nix
index 4a897327c0ff7..759230a2e857a 100644
--- a/pkgs/development/python-modules/google-cloud-logging/default.nix
+++ b/pkgs/development/python-modules/google-cloud-logging/default.nix
@@ -12,7 +12,6 @@
 , proto-plus
 , pytestCheckHook
 , pytest-asyncio
-, webapp2
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/google-cloud-org-policy/default.nix b/pkgs/development/python-modules/google-cloud-org-policy/default.nix
index 7ef5038e271a6..c0870c97f072f 100644
--- a/pkgs/development/python-modules/google-cloud-org-policy/default.nix
+++ b/pkgs/development/python-modules/google-cloud-org-policy/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, pytestCheckHook, pythonOlder, google-api-core, mock, proto-plus, protobuf, pytest-asyncio }:
+{ lib, buildPythonPackage, fetchPypi, pytestCheckHook, google-api-core, mock, proto-plus, protobuf, pytest-asyncio }:
 
 buildPythonPackage rec {
   pname = "google-cloud-org-policy";
diff --git a/pkgs/development/python-modules/google-cloud-translate/default.nix b/pkgs/development/python-modules/google-cloud-translate/default.nix
index 22694071d300b..c59f47e56bfcb 100644
--- a/pkgs/development/python-modules/google-cloud-translate/default.nix
+++ b/pkgs/development/python-modules/google-cloud-translate/default.nix
@@ -5,7 +5,6 @@
 , google-api-core
 , google-cloud-core
 , google-cloud-testutils
-, grpcio
 , libcst
 , mock
 , proto-plus
diff --git a/pkgs/development/python-modules/graph-tool/2.x.x.nix b/pkgs/development/python-modules/graph-tool/2.x.x.nix
index 50d5f0f966b62..bcf1664b690e9 100644
--- a/pkgs/development/python-modules/graph-tool/2.x.x.nix
+++ b/pkgs/development/python-modules/graph-tool/2.x.x.nix
@@ -2,8 +2,6 @@
 , pkg-config, boost, expat, scipy, cgal, gmp, mpfr
 , gobject-introspection, pygobject3, gtk3, matplotlib, ncurses
 , buildPythonPackage
-, fetchpatch
-, pythonAtLeast
 , lib
 }:
 
diff --git a/pkgs/development/python-modules/greenlet/default.nix b/pkgs/development/python-modules/greenlet/default.nix
index 6f42eeefa9f43..78ac1668b6f8d 100644
--- a/pkgs/development/python-modules/greenlet/default.nix
+++ b/pkgs/development/python-modules/greenlet/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, six
 , isPyPy
 , python
 }:
diff --git a/pkgs/development/python-modules/gyp/default.nix b/pkgs/development/python-modules/gyp/default.nix
index 5be56c81257a8..e98d844a33e34 100644
--- a/pkgs/development/python-modules/gyp/default.nix
+++ b/pkgs/development/python-modules/gyp/default.nix
@@ -1,7 +1,6 @@
 { lib, stdenv
 , buildPythonPackage
 , fetchFromGitiles
-, isPy3k
 }:
 
 buildPythonPackage {
diff --git a/pkgs/development/python-modules/ha-av/default.nix b/pkgs/development/python-modules/ha-av/default.nix
index 2e24dde84b417..af5f5f31ab616 100644
--- a/pkgs/development/python-modules/ha-av/default.nix
+++ b/pkgs/development/python-modules/ha-av/default.nix
@@ -4,9 +4,6 @@
 , fetchPypi
 , pkg-config
 , ffmpeg
-, numpy
-, pytestCheckHook
-, python
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/hacking/default.nix b/pkgs/development/python-modules/hacking/default.nix
index 2c345691216d2..d47449c2ca5e7 100644
--- a/pkgs/development/python-modules/hacking/default.nix
+++ b/pkgs/development/python-modules/hacking/default.nix
@@ -4,9 +4,7 @@
 , pbr
 , flake8
 , stestr
-, eventlet
 , ddt
-, testtools
 , testscenarios
 }:
 
diff --git a/pkgs/development/python-modules/halo/default.nix b/pkgs/development/python-modules/halo/default.nix
index e167371b42a42..bd1d5f7263637 100644
--- a/pkgs/development/python-modules/halo/default.nix
+++ b/pkgs/development/python-modules/halo/default.nix
@@ -4,7 +4,6 @@
 , isPy27
 , lib
 , log-symbols
-, pytestCheckHook
 , six
 , spinners
 , termcolor }:
diff --git a/pkgs/development/python-modules/headerparser/default.nix b/pkgs/development/python-modules/headerparser/default.nix
index 3ad265c217f7f..b1a38170162b7 100644
--- a/pkgs/development/python-modules/headerparser/default.nix
+++ b/pkgs/development/python-modules/headerparser/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, entry-points-txt
 , six
 }:
 
diff --git a/pkgs/development/python-modules/hid/default.nix b/pkgs/development/python-modules/hid/default.nix
index 8dc134c61c0f1..ce6e1d58def34 100644
--- a/pkgs/development/python-modules/hid/default.nix
+++ b/pkgs/development/python-modules/hid/default.nix
@@ -1,5 +1,4 @@
 { lib
-, stdenv
 , buildPythonPackage
 , fetchPypi
 , hidapi
diff --git a/pkgs/development/python-modules/httpretty/default.nix b/pkgs/development/python-modules/httpretty/default.nix
index 78a5296661390..67ece594071c8 100644
--- a/pkgs/development/python-modules/httpretty/default.nix
+++ b/pkgs/development/python-modules/httpretty/default.nix
@@ -12,7 +12,6 @@
 , nose-randomly
 , six
 , mock
-, eventlet
 , pytest
 , freezegun
 }:
diff --git a/pkgs/development/python-modules/hydra-check/default.nix b/pkgs/development/python-modules/hydra-check/default.nix
index c01876d3f64cb..458363713db23 100644
--- a/pkgs/development/python-modules/hydra-check/default.nix
+++ b/pkgs/development/python-modules/hydra-check/default.nix
@@ -5,9 +5,7 @@
 , docopt
 , requests
 , beautifulsoup4
-, black
 , mypy
-, flake8
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/hydrawiser/default.nix b/pkgs/development/python-modules/hydrawiser/default.nix
index feccc73707c2c..3dfeff72609f5 100644
--- a/pkgs/development/python-modules/hydrawiser/default.nix
+++ b/pkgs/development/python-modules/hydrawiser/default.nix
@@ -5,7 +5,6 @@
 , pytest-cov
 , pytestCheckHook
 , pythonOlder
-, pyyaml
 , requests
 , requests-mock
 }:
diff --git a/pkgs/development/python-modules/i3ipc/default.nix b/pkgs/development/python-modules/i3ipc/default.nix
index 37d5ccd8786f9..3805d501305b9 100644
--- a/pkgs/development/python-modules/i3ipc/default.nix
+++ b/pkgs/development/python-modules/i3ipc/default.nix
@@ -1,5 +1,5 @@
 { lib, buildPythonPackage, fetchFromGitHub
-, xorgserver, pytest, pytest-xvfb, i3, python, xlib, xdpyinfo
+, xorgserver, pytest, pytest-xvfb, i3, xlib, xdpyinfo
 , makeFontsConf, coreutils
 }:
 
diff --git a/pkgs/development/python-modules/ifcopenshell/default.nix b/pkgs/development/python-modules/ifcopenshell/default.nix
index 8448e273b01dc..2c51ff2db4f14 100644
--- a/pkgs/development/python-modules/ifcopenshell/default.nix
+++ b/pkgs/development/python-modules/ifcopenshell/default.nix
@@ -1,7 +1,6 @@
 { lib, stdenv
 , buildPythonPackage
 , fetchFromGitHub
-, python
 , gcc10
 , cmake
 , boost17x
diff --git a/pkgs/development/python-modules/importlib-metadata/2.nix b/pkgs/development/python-modules/importlib-metadata/2.nix
index 71dcd950db2c2..f50b2c07c1dab 100644
--- a/pkgs/development/python-modules/importlib-metadata/2.nix
+++ b/pkgs/development/python-modules/importlib-metadata/2.nix
@@ -7,8 +7,6 @@
 , contextlib2
 , configparser
 , isPy3k
-, importlib-resources
-, packaging
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/intake-parquet/default.nix b/pkgs/development/python-modules/intake-parquet/default.nix
index 49d5e1ed4b93c..5c5f598a45267 100644
--- a/pkgs/development/python-modules/intake-parquet/default.nix
+++ b/pkgs/development/python-modules/intake-parquet/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, pythonOlder
 , pandas
 , dask
 , fastparquet
diff --git a/pkgs/development/python-modules/ipykernel/default.nix b/pkgs/development/python-modules/ipykernel/default.nix
index 1c8ce638359ab..dd84c0e653897 100644
--- a/pkgs/development/python-modules/ipykernel/default.nix
+++ b/pkgs/development/python-modules/ipykernel/default.nix
@@ -1,5 +1,4 @@
 { lib
-, stdenv
 , buildPythonPackage
 , callPackage
 , fetchPypi
@@ -8,7 +7,6 @@
 , jupyter-client
 , tornado
 , traitlets
-, pythonOlder
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/ipython/7.16.nix b/pkgs/development/python-modules/ipython/7.16.nix
index d0ca5eef7cdea..1f62cc9bc18d0 100644
--- a/pkgs/development/python-modules/ipython/7.16.nix
+++ b/pkgs/development/python-modules/ipython/7.16.nix
@@ -17,7 +17,6 @@
 , pexpect
 , appnope
 , backcall
-, fetchpatch
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/ipython/default.nix b/pkgs/development/python-modules/ipython/default.nix
index b8a13eb436c0e..7b844228225b3 100644
--- a/pkgs/development/python-modules/ipython/default.nix
+++ b/pkgs/development/python-modules/ipython/default.nix
@@ -18,7 +18,6 @@
 , pexpect
 , appnope
 , backcall
-, fetchpatch
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/ircstates/default.nix b/pkgs/development/python-modules/ircstates/default.nix
index c2813d828daa9..49ddb8c0614e0 100644
--- a/pkgs/development/python-modules/ircstates/default.nix
+++ b/pkgs/development/python-modules/ircstates/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, fetchpatch
 , pythonOlder
 , irctokens
 , pendulum
diff --git a/pkgs/development/python-modules/jedi/default.nix b/pkgs/development/python-modules/jedi/default.nix
index 814c8acbf91fe..ad94a3a3f7bc9 100644
--- a/pkgs/development/python-modules/jedi/default.nix
+++ b/pkgs/development/python-modules/jedi/default.nix
@@ -3,7 +3,6 @@
 , buildPythonPackage
 , pythonOlder
 , fetchFromGitHub
-, fetchPypi
 , colorama
 , django
 , docopt
diff --git a/pkgs/development/python-modules/jenkins-job-builder/default.nix b/pkgs/development/python-modules/jenkins-job-builder/default.nix
index 5b3f68272fa20..f2b014ff52400 100644
--- a/pkgs/development/python-modules/jenkins-job-builder/default.nix
+++ b/pkgs/development/python-modules/jenkins-job-builder/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy27
-, fasteners
+{ lib, buildPythonPackage, fetchPypi, fasteners
 , jinja2
 , pbr
 , python-jenkins
diff --git a/pkgs/development/python-modules/jsonschema/default.nix b/pkgs/development/python-modules/jsonschema/default.nix
index 583936255fde3..b78165fc4f324 100644
--- a/pkgs/development/python-modules/jsonschema/default.nix
+++ b/pkgs/development/python-modules/jsonschema/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, python, isPy27
+{ lib, buildPythonPackage, fetchPypi, isPy27
 , attrs
 , functools32
 , importlib-metadata
diff --git a/pkgs/development/python-modules/jug/default.nix b/pkgs/development/python-modules/jug/default.nix
index 0750744885d35..3c805b4eca58a 100644
--- a/pkgs/development/python-modules/jug/default.nix
+++ b/pkgs/development/python-modules/jug/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, fetchpatch
-, nose, numpy
+{ lib, buildPythonPackage, fetchPypi, nose, numpy
 , bottle, pyyaml, redis, six
 , zlib
 , pytestCheckHook }:
diff --git a/pkgs/development/python-modules/jupyter-repo2docker/default.nix b/pkgs/development/python-modules/jupyter-repo2docker/default.nix
index 23b858e8905b9..1963763a7c954 100644
--- a/pkgs/development/python-modules/jupyter-repo2docker/default.nix
+++ b/pkgs/development/python-modules/jupyter-repo2docker/default.nix
@@ -11,7 +11,6 @@
 , pkgs-docker
 , python-json-logger
 , pythonOlder
-, pyyaml
 , ruamel_yaml
 , semver
 , toml
diff --git a/pkgs/development/python-modules/kaldi-active-grammar/fork.nix b/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
index ba14aec768cb4..8f5a11f14c61c 100644
--- a/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
+++ b/pkgs/development/python-modules/kaldi-active-grammar/fork.nix
@@ -6,7 +6,6 @@
 , icu
 , pkg-config
 , fetchFromGitHub
-, git
 , python3
 , openblas
 , zlib
diff --git a/pkgs/development/python-modules/ldaptor/19.nix b/pkgs/development/python-modules/ldaptor/19.nix
index cca696f1dff09..42141371c534f 100644
--- a/pkgs/development/python-modules/ldaptor/19.nix
+++ b/pkgs/development/python-modules/ldaptor/19.nix
@@ -8,7 +8,6 @@
 , service-identity
 , zope_interface
 , isPy3k
-, python
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/libarchive-c/default.nix b/pkgs/development/python-modules/libarchive-c/default.nix
index 7c33652c0ea51..92837ac77a104 100644
--- a/pkgs/development/python-modules/libarchive-c/default.nix
+++ b/pkgs/development/python-modules/libarchive-c/default.nix
@@ -1,7 +1,6 @@
 { lib
 , stdenv
 , buildPythonPackage
-, pythonAtLeast
 , fetchFromGitHub
 , libarchive
 , glibcLocales
diff --git a/pkgs/development/python-modules/liblzfse/default.nix b/pkgs/development/python-modules/liblzfse/default.nix
index 72159fa5f1346..90533cc30206b 100644
--- a/pkgs/development/python-modules/liblzfse/default.nix
+++ b/pkgs/development/python-modules/liblzfse/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , lzfse
-, pytestCheckHook
 }:
 buildPythonPackage rec {
   pname = "pyliblzfse";
diff --git a/pkgs/development/python-modules/linecache2/default.nix b/pkgs/development/python-modules/linecache2/default.nix
index 3c2238b0875de..4231ed43ad5b6 100644
--- a/pkgs/development/python-modules/linecache2/default.nix
+++ b/pkgs/development/python-modules/linecache2/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , pbr
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/livestreamer/default.nix b/pkgs/development/python-modules/livestreamer/default.nix
index 66f2540bfc30d..4dd4c35cc7384 100644
--- a/pkgs/development/python-modules/livestreamer/default.nix
+++ b/pkgs/development/python-modules/livestreamer/default.nix
@@ -6,7 +6,6 @@
 , rtmpdump
 , pycrypto
 , requests
-, isPy27
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/log-symbols/default.nix b/pkgs/development/python-modules/log-symbols/default.nix
index f8cdce634ac93..819f771b91ee0 100644
--- a/pkgs/development/python-modules/log-symbols/default.nix
+++ b/pkgs/development/python-modules/log-symbols/default.nix
@@ -2,7 +2,6 @@
 , colorama
 , fetchPypi
 , isPy27
-, pytestCheckHook
 , lib }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/m3u8/default.nix b/pkgs/development/python-modules/m3u8/default.nix
index decad482bef1a..552a095e705fb 100644
--- a/pkgs/development/python-modules/m3u8/default.nix
+++ b/pkgs/development/python-modules/m3u8/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, python, fetchFromGitHub, requests, iso8601, bottle, pytest, pytest-cov }:
+{ lib, buildPythonPackage, fetchFromGitHub, requests, iso8601, bottle, pytest, pytest-cov }:
 
 buildPythonPackage rec {
   pname = "m3u8";
diff --git a/pkgs/development/python-modules/markdown/3_1.nix b/pkgs/development/python-modules/markdown/3_1.nix
index eb9b2e59ec81b..13ed2f1744a27 100644
--- a/pkgs/development/python-modules/markdown/3_1.nix
+++ b/pkgs/development/python-modules/markdown/3_1.nix
@@ -6,7 +6,6 @@
 , pyyaml
 , pythonOlder
 , importlib-metadata
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/meshlabxml/default.nix b/pkgs/development/python-modules/meshlabxml/default.nix
index c1091296d2e15..e0793f3ec978b 100644
--- a/pkgs/development/python-modules/meshlabxml/default.nix
+++ b/pkgs/development/python-modules/meshlabxml/default.nix
@@ -1,7 +1,6 @@
 {
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   lib,
 }:
 
diff --git a/pkgs/development/python-modules/mesonpep517/default.nix b/pkgs/development/python-modules/mesonpep517/default.nix
index 8805c20390343..5e33ae9c1033c 100644
--- a/pkgs/development/python-modules/mesonpep517/default.nix
+++ b/pkgs/development/python-modules/mesonpep517/default.nix
@@ -3,9 +3,7 @@
 , fetchPypi
 , meson
 , ninja
-, intreehooks
 , toml
-, pythonOlder
 }:
 
 # TODO: offer meson as a Python package so we have dist-info folder.
diff --git a/pkgs/development/python-modules/metakernel/default.nix b/pkgs/development/python-modules/metakernel/default.nix
index eec3da25e0f2b..b87b87a1e4b86 100644
--- a/pkgs/development/python-modules/metakernel/default.nix
+++ b/pkgs/development/python-modules/metakernel/default.nix
@@ -2,9 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , ipykernel
-, isPy27
-, mock
-, pytest
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/mlflow/default.nix b/pkgs/development/python-modules/mlflow/default.nix
index 6ef5788b84185..abd79d22dc168 100644
--- a/pkgs/development/python-modules/mlflow/default.nix
+++ b/pkgs/development/python-modules/mlflow/default.nix
@@ -20,7 +20,6 @@
 , sqlalchemy
 , gorilla
 , gunicorn
-, pytest
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/mohawk/default.nix b/pkgs/development/python-modules/mohawk/default.nix
index e260bb7b54a37..6616ba7d537bb 100644
--- a/pkgs/development/python-modules/mohawk/default.nix
+++ b/pkgs/development/python-modules/mohawk/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, python, mock, nose, pytest, six }:
+{ lib, buildPythonPackage, fetchPypi, mock, nose, pytest, six }:
 
 with lib;
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/mox3/default.nix b/pkgs/development/python-modules/mox3/default.nix
index 593d845ad866f..3aa8b02dc1014 100644
--- a/pkgs/development/python-modules/mox3/default.nix
+++ b/pkgs/development/python-modules/mox3/default.nix
@@ -2,14 +2,12 @@
 , buildPythonPackage
 , fetchPypi
 , pythonOlder
-, python
 , subunit
 , testrepository
 , testtools
 , six
 , pbr
 , fixtures
-, isPy36
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/mutagen/1.43.nix b/pkgs/development/python-modules/mutagen/1.43.nix
index a7a7c7c660490..7f2e9f452b4de 100644
--- a/pkgs/development/python-modules/mutagen/1.43.nix
+++ b/pkgs/development/python-modules/mutagen/1.43.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , hypothesis
 , pycodestyle
 , pyflakes
diff --git a/pkgs/development/python-modules/mutagen/default.nix b/pkgs/development/python-modules/mutagen/default.nix
index df0872242a17f..33fc3c02daeba 100644
--- a/pkgs/development/python-modules/mutagen/default.nix
+++ b/pkgs/development/python-modules/mutagen/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , isPy27
-, fetchpatch
 , flake8
 , hypothesis
 , pycodestyle
diff --git a/pkgs/development/python-modules/nevow/default.nix b/pkgs/development/python-modules/nevow/default.nix
index b608ae58fc704..37586ccfcb478 100644
--- a/pkgs/development/python-modules/nevow/default.nix
+++ b/pkgs/development/python-modules/nevow/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchpatch, fetchPypi, isPy3k, twisted }:
+{ lib, buildPythonPackage, fetchPypi, isPy3k, twisted }:
 
 buildPythonPackage rec {
   pname = "Nevow";
diff --git a/pkgs/development/python-modules/nitime/default.nix b/pkgs/development/python-modules/nitime/default.nix
index ccbf540f75f42..f9c84acef8828 100644
--- a/pkgs/development/python-modules/nitime/default.nix
+++ b/pkgs/development/python-modules/nitime/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, python
 , fetchPypi
 , isPy27
 , pytestCheckHook
diff --git a/pkgs/development/python-modules/nltk/default.nix b/pkgs/development/python-modules/nltk/default.nix
index eb715c91e50d1..346c8339dbe1f 100644
--- a/pkgs/development/python-modules/nltk/default.nix
+++ b/pkgs/development/python-modules/nltk/default.nix
@@ -1,4 +1,4 @@
-{ fetchPypi, buildPythonPackage, lib, six, singledispatch ? null, isPy3k
+{ fetchPypi, buildPythonPackage, lib, singledispatch ? null, isPy3k
 , click
 , joblib
 , regex
diff --git a/pkgs/development/python-modules/numpy/default.nix b/pkgs/development/python-modules/numpy/default.nix
index 60f3bf1091ece..6119ee384229c 100644
--- a/pkgs/development/python-modules/numpy/default.nix
+++ b/pkgs/development/python-modules/numpy/default.nix
@@ -8,7 +8,6 @@
 , blas
 , lapack
 , writeTextFile
-, isPyPy
 , cython
 , setuptoolsBuildHook
 , pythonOlder
diff --git a/pkgs/development/python-modules/ofxtools/default.nix b/pkgs/development/python-modules/ofxtools/default.nix
index a32b0b2329493..0f0dfb057695e 100644
--- a/pkgs/development/python-modules/ofxtools/default.nix
+++ b/pkgs/development/python-modules/ofxtools/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchFromGitHub
 , nose
-, python
 , pythonOlder
 }:
 
diff --git a/pkgs/development/python-modules/openrazer/daemon.nix b/pkgs/development/python-modules/openrazer/daemon.nix
index 8dcb9a9925d16..2e44c3756e32b 100644
--- a/pkgs/development/python-modules/openrazer/daemon.nix
+++ b/pkgs/development/python-modules/openrazer/daemon.nix
@@ -4,7 +4,6 @@
 , daemonize
 , dbus-python
 , fetchFromGitHub
-, fetchpatch
 , gobject-introspection
 , gtk3
 , makeWrapper
diff --git a/pkgs/development/python-modules/openrouteservice/default.nix b/pkgs/development/python-modules/openrouteservice/default.nix
index cae450a9af33d..f5e1ab81fbf75 100644
--- a/pkgs/development/python-modules/openrouteservice/default.nix
+++ b/pkgs/development/python-modules/openrouteservice/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, requests, responses, pytestCheckHook }:
+{ lib, buildPythonPackage, fetchFromGitHub, responses, pytestCheckHook }:
 
 buildPythonPackage rec {
   pname = "openrouteservice";
diff --git a/pkgs/development/python-modules/openstacksdk/default.nix b/pkgs/development/python-modules/openstacksdk/default.nix
index 27940dde76703..db2043a6f9292 100644
--- a/pkgs/development/python-modules/openstacksdk/default.nix
+++ b/pkgs/development/python-modules/openstacksdk/default.nix
@@ -14,7 +14,6 @@
 , pbr
 , pyyaml
 , requestsexceptions
-, stdenv
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/orvibo/default.nix b/pkgs/development/python-modules/orvibo/default.nix
index 17a3a76911120..8de932a82f0e4 100644
--- a/pkgs/development/python-modules/orvibo/default.nix
+++ b/pkgs/development/python-modules/orvibo/default.nix
@@ -1,12 +1,6 @@
 { lib
 , buildPythonPackage
-, click
 , fetchFromGitHub
-, mock
-, pytest-runner
-, pytestCheckHook
-, requests
-, websocket-client
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/os-service-types/tests.nix b/pkgs/development/python-modules/os-service-types/tests.nix
index 33f641d14c58f..4cb93d7974768 100644
--- a/pkgs/development/python-modules/os-service-types/tests.nix
+++ b/pkgs/development/python-modules/os-service-types/tests.nix
@@ -1,5 +1,4 @@
-{ stdenv
-, buildPythonPackage
+{ buildPythonPackage
 , keystoneauth1
 , os-service-types
 , oslotest
diff --git a/pkgs/development/python-modules/oslo-config/tests.nix b/pkgs/development/python-modules/oslo-config/tests.nix
index 82400e67ea581..c94eb2941b775 100644
--- a/pkgs/development/python-modules/oslo-config/tests.nix
+++ b/pkgs/development/python-modules/oslo-config/tests.nix
@@ -1,5 +1,4 @@
-{ stdenv
-, buildPythonPackage
+{ buildPythonPackage
 , oslo-config
 , docutils
 , oslo-log
diff --git a/pkgs/development/python-modules/oslotest/tests.nix b/pkgs/development/python-modules/oslotest/tests.nix
index 3c07a35c17d84..542e9467d16fb 100644
--- a/pkgs/development/python-modules/oslotest/tests.nix
+++ b/pkgs/development/python-modules/oslotest/tests.nix
@@ -1,5 +1,4 @@
-{ stdenv
-, buildPythonPackage
+{ buildPythonPackage
 , oslo-config
 , oslotest
 , stestr
diff --git a/pkgs/development/python-modules/p1monitor/default.nix b/pkgs/development/python-modules/p1monitor/default.nix
index 4a7ce2aec3f22..77a9b8ba512e1 100644
--- a/pkgs/development/python-modules/p1monitor/default.nix
+++ b/pkgs/development/python-modules/p1monitor/default.nix
@@ -1,6 +1,5 @@
 { lib
 , aiohttp
-, aresponses
 , buildPythonPackage
 , fetchFromGitHub
 , poetry-core
diff --git a/pkgs/development/python-modules/packaging/2.nix b/pkgs/development/python-modules/packaging/2.nix
index a9b4e159469db..0f9e61859a160 100644
--- a/pkgs/development/python-modules/packaging/2.nix
+++ b/pkgs/development/python-modules/packaging/2.nix
@@ -5,7 +5,6 @@
 , six
 , pytestCheckHook
 , pretend
-, flit-core
 }:
 
 # We keep 20.4 because it uses setuptools instead of flit-core
diff --git a/pkgs/development/python-modules/pandas/default.nix b/pkgs/development/python-modules/pandas/default.nix
index 0194291113088..6c2580877749d 100644
--- a/pkgs/development/python-modules/pandas/default.nix
+++ b/pkgs/development/python-modules/pandas/default.nix
@@ -3,7 +3,6 @@
 , buildPythonPackage
 , fetchPypi
 , python
-, isPy38
 , beautifulsoup4
 , bottleneck
 , cython
diff --git a/pkgs/development/python-modules/parquet/default.nix b/pkgs/development/python-modules/parquet/default.nix
index ceaba917e8324..3be0cce9fa4e7 100644
--- a/pkgs/development/python-modules/parquet/default.nix
+++ b/pkgs/development/python-modules/parquet/default.nix
@@ -3,7 +3,6 @@
 , fetchFromGitHub
 , pytestCheckHook
 , python-snappy
-, pythonOlder
 , thriftpy2
 }:
 
diff --git a/pkgs/development/python-modules/parse-type/default.nix b/pkgs/development/python-modules/parse-type/default.nix
index 8faff81880cf1..5cfb4b610ce7a 100644
--- a/pkgs/development/python-modules/parse-type/default.nix
+++ b/pkgs/development/python-modules/parse-type/default.nix
@@ -3,7 +3,6 @@
 , fetchFromGitHub
 , parse
 , pytestCheckHook
-, pythonOlder
 , six
 }:
 
diff --git a/pkgs/development/python-modules/paste/default.nix b/pkgs/development/python-modules/paste/default.nix
index c3a082c6c2303..53208a35839de 100644
--- a/pkgs/development/python-modules/paste/default.nix
+++ b/pkgs/development/python-modules/paste/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, six
 , pytestCheckHook
 }:
 
diff --git a/pkgs/development/python-modules/pastel/default.nix b/pkgs/development/python-modules/pastel/default.nix
index a8eb5396fa2c3..39953306fbb1c 100644
--- a/pkgs/development/python-modules/pastel/default.nix
+++ b/pkgs/development/python-modules/pastel/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, poetry, pytest }:
+{ lib, buildPythonPackage, fetchPypi, pytest }:
 
 buildPythonPackage rec {
   pname = "pastel";
diff --git a/pkgs/development/python-modules/pathy/default.nix b/pkgs/development/python-modules/pathy/default.nix
index 79cbba1d75cd9..aba6fdccb3274 100644
--- a/pkgs/development/python-modules/pathy/default.nix
+++ b/pkgs/development/python-modules/pathy/default.nix
@@ -3,9 +3,7 @@
 , fetchPypi
 , pytestCheckHook
 , typer
-, dataclasses
 , smart-open
-, pytest
 , mock
 , google-cloud-storage
 }:
diff --git a/pkgs/development/python-modules/pbr/tests.nix b/pkgs/development/python-modules/pbr/tests.nix
index a1c57684ce467..b31334589f5dd 100644
--- a/pkgs/development/python-modules/pbr/tests.nix
+++ b/pkgs/development/python-modules/pbr/tests.nix
@@ -1,5 +1,4 @@
-{ stdenv
-, buildPythonPackage
+{ buildPythonPackage
 , git
 , gnupg
 , pbr
diff --git a/pkgs/development/python-modules/pc-ble-driver-py/default.nix b/pkgs/development/python-modules/pc-ble-driver-py/default.nix
index 53fbed59dc18e..202e6fdaf6a82 100644
--- a/pkgs/development/python-modules/pc-ble-driver-py/default.nix
+++ b/pkgs/development/python-modules/pc-ble-driver-py/default.nix
@@ -11,7 +11,6 @@
 , scikit-build
 , setuptools
 , swig
-, udev
 , wrapt
 }:
 
diff --git a/pkgs/development/python-modules/pelican/default.nix b/pkgs/development/python-modules/pelican/default.nix
index 3f9d2e0ceb0a4..e39993194a8cd 100644
--- a/pkgs/development/python-modules/pelican/default.nix
+++ b/pkgs/development/python-modules/pelican/default.nix
@@ -7,7 +7,6 @@
 , fetchFromGitHub
 , git
 , glibcLocales
-, isPy27
 , jinja2
 , lxml
 , markdown
diff --git a/pkgs/development/python-modules/pendulum/default.nix b/pkgs/development/python-modules/pendulum/default.nix
index d432ca271dd70..cdc7ab035ed32 100644
--- a/pkgs/development/python-modules/pendulum/default.nix
+++ b/pkgs/development/python-modules/pendulum/default.nix
@@ -1,7 +1,6 @@
 { lib, fetchPypi, buildPythonPackage, pythonOlder
 , python-dateutil
 , importlib-metadata
-, poetry
 , poetry-core
 , pytzdata
 , typing
diff --git a/pkgs/development/python-modules/pexpect/default.nix b/pkgs/development/python-modules/pexpect/default.nix
index 60655708beae4..40d61aec5c52d 100644
--- a/pkgs/development/python-modules/pexpect/default.nix
+++ b/pkgs/development/python-modules/pexpect/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , ptyprocess
-, isPy3k
 }:
 
 buildPythonPackage (rec {
diff --git a/pkgs/development/python-modules/pip/20.nix b/pkgs/development/python-modules/pip/20.nix
index 6f859d365c596..e3666d6a7961a 100644
--- a/pkgs/development/python-modules/pip/20.nix
+++ b/pkgs/development/python-modules/pip/20.nix
@@ -1,5 +1,4 @@
 { lib
-, python
 , buildPythonPackage
 , bootstrapped-pip
 , fetchFromGitHub
@@ -8,8 +7,6 @@
 , virtualenv
 , pretend
 , pytest
-, setuptools
-, wheel
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pip/default.nix b/pkgs/development/python-modules/pip/default.nix
index 50783f4eeb62b..fc447bfb98a01 100644
--- a/pkgs/development/python-modules/pip/default.nix
+++ b/pkgs/development/python-modules/pip/default.nix
@@ -1,5 +1,4 @@
 { lib
-, python
 , buildPythonPackage
 , bootstrapped-pip
 , fetchFromGitHub
@@ -8,8 +7,6 @@
 , virtualenv
 , pretend
 , pytest
-, setuptools
-, wheel
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/plyer/default.nix b/pkgs/development/python-modules/plyer/default.nix
index 88dfd9a4a2bf1..aed8b9395f061 100644
--- a/pkgs/development/python-modules/plyer/default.nix
+++ b/pkgs/development/python-modules/plyer/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, fetchpatch, keyring, mock, pytestCheckHook, stdenv }:
+{ lib, buildPythonPackage, fetchFromGitHub, fetchpatch, keyring, mock, pytestCheckHook }:
 
 buildPythonPackage rec {
   pname = "plyer";
diff --git a/pkgs/development/python-modules/policyuniverse/default.nix b/pkgs/development/python-modules/policyuniverse/default.nix
index d8e102957b1bd..ca66c777f5b0e 100644
--- a/pkgs/development/python-modules/policyuniverse/default.nix
+++ b/pkgs/development/python-modules/policyuniverse/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pytestCheckHook
 , pythonOlder
 }:
 
diff --git a/pkgs/development/python-modules/protobuf/default.nix b/pkgs/development/python-modules/protobuf/default.nix
index e3e66294a8f52..db3b73d7462f0 100644
--- a/pkgs/development/python-modules/protobuf/default.nix
+++ b/pkgs/development/python-modules/protobuf/default.nix
@@ -8,7 +8,6 @@
 , google-apputils ? null
 , six
 , pyext
-, libcxx
 , isPy27
 , disabled
 , doCheck ? true
diff --git a/pkgs/development/python-modules/publicsuffix/default.nix b/pkgs/development/python-modules/publicsuffix/default.nix
index 997bc31c86568..3f86abf0ea143 100644
--- a/pkgs/development/python-modules/publicsuffix/default.nix
+++ b/pkgs/development/python-modules/publicsuffix/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy3k }:
+{ lib, buildPythonPackage, fetchPypi }:
 
 buildPythonPackage rec {
   pname = "publicsuffix";
diff --git a/pkgs/development/python-modules/pxml/default.nix b/pkgs/development/python-modules/pxml/default.nix
index 21dc2f4abc4d1..efa9e81b8de9e 100644
--- a/pkgs/development/python-modules/pxml/default.nix
+++ b/pkgs/development/python-modules/pxml/default.nix
@@ -1,6 +1,5 @@
 { lib
 , pythonAtLeast
-, isPy27
 , buildPythonPackage
 , fetchPypi
 , blessings
diff --git a/pkgs/development/python-modules/py3exiv2/default.nix b/pkgs/development/python-modules/py3exiv2/default.nix
index 59d0cdb7299f9..ef056d296b2e0 100644
--- a/pkgs/development/python-modules/py3exiv2/default.nix
+++ b/pkgs/development/python-modules/py3exiv2/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, isPy3k, fetchPypi, stdenv, exiv2, boost, libcxx, substituteAll, python }:
+{ lib, buildPythonPackage, isPy3k, fetchPypi, stdenv, exiv2, boost, libcxx }:
 
 buildPythonPackage rec {
   pname = "py3exiv2";
diff --git a/pkgs/development/python-modules/pyathena/default.nix b/pkgs/development/python-modules/pyathena/default.nix
index c7a8599a048a5..6bfd68286b7e0 100644
--- a/pkgs/development/python-modules/pyathena/default.nix
+++ b/pkgs/development/python-modules/pyathena/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, sqlalchemy
 , boto3
 , botocore
 , pandas
diff --git a/pkgs/development/python-modules/pyefergy/default.nix b/pkgs/development/python-modules/pyefergy/default.nix
index bee03f253a06f..007e605709c3c 100644
--- a/pkgs/development/python-modules/pyefergy/default.nix
+++ b/pkgs/development/python-modules/pyefergy/default.nix
@@ -3,7 +3,6 @@
 , buildPythonPackage
 , fetchFromGitHub
 , iso4217
-, pytestCheckHook
 , pythonOlder
 , pytz
 }:
diff --git a/pkgs/development/python-modules/pyerfa/default.nix b/pkgs/development/python-modules/pyerfa/default.nix
index c67ce9a980643..b59aa56c48e92 100644
--- a/pkgs/development/python-modules/pyerfa/default.nix
+++ b/pkgs/development/python-modules/pyerfa/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, isPy3k
 , setuptools-scm
 , liberfa
 , packaging
diff --git a/pkgs/development/python-modules/pygobject/3.nix b/pkgs/development/python-modules/pygobject/3.nix
index fda11ef89e83d..dec84b4eccff3 100644
--- a/pkgs/development/python-modules/pygobject/3.nix
+++ b/pkgs/development/python-modules/pygobject/3.nix
@@ -7,7 +7,6 @@
 , gobject-introspection
 , pycairo
 , cairo
-, which
 , ncurses
 , meson
 , ninja
diff --git a/pkgs/development/python-modules/pygogo/default.nix b/pkgs/development/python-modules/pygogo/default.nix
index 89031c9610aa0..8af5e856c41f6 100644
--- a/pkgs/development/python-modules/pygogo/default.nix
+++ b/pkgs/development/python-modules/pygogo/default.nix
@@ -4,7 +4,6 @@
 , fetchFromGitHub
 , pkutils
   # Check Inputs
-, pytestCheckHook
 , nose
 }:
 
diff --git a/pkgs/development/python-modules/pykrakenapi/default.nix b/pkgs/development/python-modules/pykrakenapi/default.nix
index e3620e7de6adb..5a17e40be5646 100644
--- a/pkgs/development/python-modules/pykrakenapi/default.nix
+++ b/pkgs/development/python-modules/pykrakenapi/default.nix
@@ -3,7 +3,6 @@
 , fetchFromGitHub
 , krakenex
 , pandas
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pymumble/default.nix b/pkgs/development/python-modules/pymumble/default.nix
index d708f5f229b56..35cbbc31bb02c 100644
--- a/pkgs/development/python-modules/pymumble/default.nix
+++ b/pkgs/development/python-modules/pymumble/default.nix
@@ -1,6 +1,5 @@
 { buildPythonPackage
 , fetchFromGitHub
-, fetchpatch
 , isPy27
 , lib
 , opuslib
diff --git a/pkgs/development/python-modules/pynrrd/default.nix b/pkgs/development/python-modules/pynrrd/default.nix
index 7a136176cf64f..641cd6bd12809 100644
--- a/pkgs/development/python-modules/pynrrd/default.nix
+++ b/pkgs/development/python-modules/pynrrd/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchFromGitHub
 , numpy
-, pytest
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pynvim/default.nix b/pkgs/development/python-modules/pynvim/default.nix
index 67079a8c1d26b..6ae98eff28d3f 100644
--- a/pkgs/development/python-modules/pynvim/default.nix
+++ b/pkgs/development/python-modules/pynvim/default.nix
@@ -1,7 +1,6 @@
 { buildPythonPackage
 , fetchPypi
 , lib
-, nose
 , msgpack
 , greenlet
 , pythonOlder
diff --git a/pkgs/development/python-modules/pyocr/default.nix b/pkgs/development/python-modules/pyocr/default.nix
index df20d3bb6c47d..b8f9564a4ffee 100644
--- a/pkgs/development/python-modules/pyocr/default.nix
+++ b/pkgs/development/python-modules/pyocr/default.nix
@@ -9,7 +9,6 @@
 , isPy3k
 , substituteAll
 , pytestCheckHook
-, tox
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pyopenssl/default.nix b/pkgs/development/python-modules/pyopenssl/default.nix
index 6bc8c04ec30c3..688731033a987 100644
--- a/pkgs/development/python-modules/pyopenssl/default.nix
+++ b/pkgs/development/python-modules/pyopenssl/default.nix
@@ -11,7 +11,6 @@
 , flaky
 , glibcLocales
 , six
-, fetchpatch
 }:
 
 let
diff --git a/pkgs/development/python-modules/pyqt/5.x.nix b/pkgs/development/python-modules/pyqt/5.x.nix
index ae737ca2e6384..3b98b5738825f 100644
--- a/pkgs/development/python-modules/pyqt/5.x.nix
+++ b/pkgs/development/python-modules/pyqt/5.x.nix
@@ -5,7 +5,6 @@
 , pkg-config
 , dbus
 , lndir
-, python
 , dbus-python
 , sip
 , pyqt-builder
diff --git a/pkgs/development/python-modules/pyqtgraph/default.nix b/pkgs/development/python-modules/pyqtgraph/default.nix
index 49401bf1f8436..a66afe76fd4a2 100644
--- a/pkgs/development/python-modules/pyqtgraph/default.nix
+++ b/pkgs/development/python-modules/pyqtgraph/default.nix
@@ -6,7 +6,6 @@
 , pyqt5
 , pyopengl
 , qt5
-, python
 , pytestCheckHook
 , freefont_ttf
 , makeFontsConf
diff --git a/pkgs/development/python-modules/pyramid/default.nix b/pkgs/development/python-modules/pyramid/default.nix
index 9da88fee15380..fb1feb7673156 100644
--- a/pkgs/development/python-modules/pyramid/default.nix
+++ b/pkgs/development/python-modules/pyramid/default.nix
@@ -13,7 +13,6 @@
 , webob
 , zope_deprecation
 , zope_interface
-, isPy35
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pyro4/default.nix b/pkgs/development/python-modules/pyro4/default.nix
index ffb8584f94118..867e42485975c 100644
--- a/pkgs/development/python-modules/pyro4/default.nix
+++ b/pkgs/development/python-modules/pyro4/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , serpent
 , dill
 , cloudpickle
diff --git a/pkgs/development/python-modules/pyside2-tools/default.nix b/pkgs/development/python-modules/pyside2-tools/default.nix
index 20f1a572f1b49..66d0fa51f2113 100644
--- a/pkgs/development/python-modules/pyside2-tools/default.nix
+++ b/pkgs/development/python-modules/pyside2-tools/default.nix
@@ -1,4 +1,4 @@
-{ buildPythonPackage, wrapPython, python, fetchurl, lib, stdenv, cmake, qt5,
+{ wrapPython, python, lib, stdenv, cmake, qt5,
   shiboken2, pyside2 }:
 
 stdenv.mkDerivation {
diff --git a/pkgs/development/python-modules/pyside2/default.nix b/pkgs/development/python-modules/pyside2/default.nix
index c2786b647d624..bf16e1522ddea 100644
--- a/pkgs/development/python-modules/pyside2/default.nix
+++ b/pkgs/development/python-modules/pyside2/default.nix
@@ -1,4 +1,4 @@
-{ buildPythonPackage, python, fetchurl, lib, stdenv,
+{ python, fetchurl, lib, stdenv,
   cmake, ninja, qt5, shiboken2 }:
 
 stdenv.mkDerivation rec {
diff --git a/pkgs/development/python-modules/pyslurm/default.nix b/pkgs/development/python-modules/pyslurm/default.nix
index abb85930e40e2..f25651dcf98b2 100644
--- a/pkgs/development/python-modules/pyslurm/default.nix
+++ b/pkgs/development/python-modules/pyslurm/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchFromGitHub, fetchpatch, buildPythonPackage, cython, slurm }:
+{ lib, fetchFromGitHub, buildPythonPackage, cython, slurm }:
 
 buildPythonPackage rec {
   pname = "pyslurm";
diff --git a/pkgs/development/python-modules/pysnow/default.nix b/pkgs/development/python-modules/pysnow/default.nix
index d8d6b4f4401b6..1c9fccb706875 100644
--- a/pkgs/development/python-modules/pysnow/default.nix
+++ b/pkgs/development/python-modules/pysnow/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, fetchPypi
 , fetchFromGitHub
 , poetry
 , brotli
diff --git a/pkgs/development/python-modules/pysparse/default.nix b/pkgs/development/python-modules/pysparse/default.nix
index fda5ad596088c..02c1c36d08374 100644
--- a/pkgs/development/python-modules/pysparse/default.nix
+++ b/pkgs/development/python-modules/pysparse/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchFromGitHub
 , numpy
-, setuptools
 , blas
 , lapack
 , isPy27
diff --git a/pkgs/development/python-modules/pyspcwebgw/default.nix b/pkgs/development/python-modules/pyspcwebgw/default.nix
index 8c901f17747a5..e1a04a9a469d7 100644
--- a/pkgs/development/python-modules/pyspcwebgw/default.nix
+++ b/pkgs/development/python-modules/pyspcwebgw/default.nix
@@ -7,7 +7,6 @@
 , pytest-asyncio
 , pytestCheckHook
 , pythonOlder
-, requests
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pytest-arraydiff/default.nix b/pkgs/development/python-modules/pytest-arraydiff/default.nix
index 5c6f9cf2b8521..bfbec757b1d70 100644
--- a/pkgs/development/python-modules/pytest-arraydiff/default.nix
+++ b/pkgs/development/python-modules/pytest-arraydiff/default.nix
@@ -4,7 +4,6 @@
 , numpy
 , six
 , pytest
-, astropy
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pytest-datadir/default.nix b/pkgs/development/python-modules/pytest-datadir/default.nix
index 26c22dfa388b5..d53734618b3ef 100644
--- a/pkgs/development/python-modules/pytest-datadir/default.nix
+++ b/pkgs/development/python-modules/pytest-datadir/default.nix
@@ -1,5 +1,5 @@
 { lib, buildPythonPackage, fetchFromGitHub
-, setuptools-scm, pytest, cmake
+, setuptools-scm, pytest
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pytest-freezegun/default.nix b/pkgs/development/python-modules/pytest-freezegun/default.nix
index 2fbc7a651c18d..3ba67867a1aaa 100644
--- a/pkgs/development/python-modules/pytest-freezegun/default.nix
+++ b/pkgs/development/python-modules/pytest-freezegun/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, isPy27
 , fetchFromGitHub
 , freezegun
 , pytest
diff --git a/pkgs/development/python-modules/pytest-mock/2.nix b/pkgs/development/python-modules/pytest-mock/2.nix
index ad1e7f0c3fd34..3ccaa7481d7de 100644
--- a/pkgs/development/python-modules/pytest-mock/2.nix
+++ b/pkgs/development/python-modules/pytest-mock/2.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , isPy3k
 , pytest
 , mock
diff --git a/pkgs/development/python-modules/pytest-repeat/default.nix b/pkgs/development/python-modules/pytest-repeat/default.nix
index 0652bcacbccd5..1b37212821593 100644
--- a/pkgs/development/python-modules/pytest-repeat/default.nix
+++ b/pkgs/development/python-modules/pytest-repeat/default.nix
@@ -3,7 +3,6 @@
 , fetchPypi
 , setuptools-scm
 , pytest
-, fetchpatch
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/python-engineio/default.nix b/pkgs/development/python-modules/python-engineio/default.nix
index 33f74d9324650..baf385bb7d78b 100644
--- a/pkgs/development/python-modules/python-engineio/default.nix
+++ b/pkgs/development/python-modules/python-engineio/default.nix
@@ -10,7 +10,6 @@
 , pytestCheckHook
 , pythonOlder
 , requests
-, six
 , tornado
 , websocket-client
 }:
diff --git a/pkgs/development/python-modules/python-hpilo/default.nix b/pkgs/development/python-modules/python-hpilo/default.nix
index f151e3ffb4cd4..c23f9eb4ac264 100644
--- a/pkgs/development/python-modules/python-hpilo/default.nix
+++ b/pkgs/development/python-modules/python-hpilo/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, utils
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/python-jsonrpc-server/default.nix b/pkgs/development/python-modules/python-jsonrpc-server/default.nix
index a6d0bf800ea6b..a8cbec25a996a 100644
--- a/pkgs/development/python-modules/python-jsonrpc-server/default.nix
+++ b/pkgs/development/python-modules/python-jsonrpc-server/default.nix
@@ -1,7 +1,6 @@
 { lib, buildPythonPackage, fetchFromGitHub, pythonOlder
 , pytestCheckHook, mock, pytest-cov, coverage
-, future, futures ? null, ujson, isPy38
-}:
+, future, futures ? null, ujson}:
 
 buildPythonPackage rec {
   pname = "python-jsonrpc-server";
diff --git a/pkgs/development/python-modules/python-pipedrive/default.nix b/pkgs/development/python-modules/python-pipedrive/default.nix
index d776002b21296..a8d96043d8d70 100644
--- a/pkgs/development/python-modules/python-pipedrive/default.nix
+++ b/pkgs/development/python-modules/python-pipedrive/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , httplib2
 }:
 
diff --git a/pkgs/development/python-modules/python-slugify/default.nix b/pkgs/development/python-modules/python-slugify/default.nix
index 14d15df16f687..5b7af8ad7360c 100644
--- a/pkgs/development/python-modules/python-slugify/default.nix
+++ b/pkgs/development/python-modules/python-slugify/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , pytestCheckHook
-, python
 , pythonOlder
 , text-unidecode
 , unidecode
diff --git a/pkgs/development/python-modules/python-songpal/default.nix b/pkgs/development/python-modules/python-songpal/default.nix
index 180e5b3d833ed..ba17dd81166d9 100644
--- a/pkgs/development/python-modules/python-songpal/default.nix
+++ b/pkgs/development/python-modules/python-songpal/default.nix
@@ -9,7 +9,6 @@
 , attrs
 , click
 , importlib-metadata
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/python-string-utils/default.nix b/pkgs/development/python-modules/python-string-utils/default.nix
index d8d1b136fb3e3..1185959f0c6f5 100644
--- a/pkgs/development/python-modules/python-string-utils/default.nix
+++ b/pkgs/development/python-modules/python-string-utils/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pytest
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pythonocc-core/default.nix b/pkgs/development/python-modules/pythonocc-core/default.nix
index d1d06d22c6416..9039c52a8a420 100644
--- a/pkgs/development/python-modules/pythonocc-core/default.nix
+++ b/pkgs/development/python-modules/pythonocc-core/default.nix
@@ -1,5 +1,4 @@
-{ lib, stdenv, python, fetchFromGitHub, cmake, swig, ninja
-, opencascade, smesh, freetype, libGL, libGLU, libX11
+{ lib, stdenv, python, fetchFromGitHub, cmake, swig, opencascade, smesh, freetype, libGL, libGLU, libX11
 , Cocoa }:
 
 stdenv.mkDerivation rec {
diff --git a/pkgs/development/python-modules/pytm/default.nix b/pkgs/development/python-modules/pytm/default.nix
index abae39aff0626..a1567c9383ed1 100644
--- a/pkgs/development/python-modules/pytm/default.nix
+++ b/pkgs/development/python-modules/pytm/default.nix
@@ -1,5 +1,4 @@
 { buildPythonPackage
-, fetchPypi
 , fetchFromGitHub
 , lib
 , pythonOlder
diff --git a/pkgs/development/python-modules/pytorch/default.nix b/pkgs/development/python-modules/pytorch/default.nix
index 05f88ca64721a..564087769acd9 100644
--- a/pkgs/development/python-modules/pytorch/default.nix
+++ b/pkgs/development/python-modules/pytorch/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchFromGitHub, fetchpatch, buildPythonPackage, python,
+{ stdenv, lib, fetchFromGitHub, buildPythonPackage, python,
   cudaSupport ? false, cudatoolkit, cudnn, nccl, magma,
   mklDnnSupport ? true, useSystemNccl ? true,
   MPISupport ? false, mpi,
diff --git a/pkgs/development/python-modules/pyvis/default.nix b/pkgs/development/python-modules/pyvis/default.nix
index a0a024c56ca79..498dba97b3254 100644
--- a/pkgs/development/python-modules/pyvis/default.nix
+++ b/pkgs/development/python-modules/pyvis/default.nix
@@ -1,5 +1,4 @@
 { lib
-, isPy3k
 , fetchFromGitHub
 , fetchpatch
 , buildPythonPackage
diff --git a/pkgs/development/python-modules/pywbem/default.nix b/pkgs/development/python-modules/pywbem/default.nix
index be1d0607098f2..c5203ac7890dc 100644
--- a/pkgs/development/python-modules/pywbem/default.nix
+++ b/pkgs/development/python-modules/pywbem/default.nix
@@ -1,6 +1,5 @@
 { lib, buildPythonPackage, fetchPypi, libxml2
-, m2crypto, ply, pyyaml, six, pbr, pythonOlder, isPy37
-, nocasedict, nocaselist, yamlloader, requests-mock
+, m2crypto, ply, pyyaml, six, pbr, pythonOlder, nocasedict, nocaselist, yamlloader, requests-mock
 , httpretty, lxml, mock, pytest, requests, decorator, unittest2
 , FormEncode, testfixtures, pytz
 }:
diff --git a/pkgs/development/python-modules/pyxb/default.nix b/pkgs/development/python-modules/pyxb/default.nix
index 3be79736e5559..de4c4e8b96891 100644
--- a/pkgs/development/python-modules/pyxb/default.nix
+++ b/pkgs/development/python-modules/pyxb/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/pyxdg/default.nix b/pkgs/development/python-modules/pyxdg/default.nix
index c0e8b8063ba07..0ad5777e6377a 100644
--- a/pkgs/development/python-modules/pyxdg/default.nix
+++ b/pkgs/development/python-modules/pyxdg/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitLab
-, nose
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/qimage2ndarray/default.nix b/pkgs/development/python-modules/qimage2ndarray/default.nix
index 3949361a0a8ca..0bb9ed2199a2f 100644
--- a/pkgs/development/python-modules/qimage2ndarray/default.nix
+++ b/pkgs/development/python-modules/qimage2ndarray/default.nix
@@ -1,4 +1,4 @@
-{ lib, pkgs, buildPythonPackage, fetchPypi, isPy3k
+{ lib, buildPythonPackage, fetchPypi, isPy3k
 , numpy
 , pyqt5
 }:
diff --git a/pkgs/development/python-modules/qmk-dotty-dict/default.nix b/pkgs/development/python-modules/qmk-dotty-dict/default.nix
index c67d911a3eda8..07b684beb7c7f 100644
--- a/pkgs/development/python-modules/qmk-dotty-dict/default.nix
+++ b/pkgs/development/python-modules/qmk-dotty-dict/default.nix
@@ -1,4 +1,4 @@
-{ buildPythonPackage, fetchPypi, lib, pytest, setuptools-scm }:
+{ buildPythonPackage, fetchPypi, lib, setuptools-scm }:
 
 buildPythonPackage rec {
   pname = "qmk_dotty_dict";
diff --git a/pkgs/development/python-modules/rfc3339-validator/default.nix b/pkgs/development/python-modules/rfc3339-validator/default.nix
index 6294eee7f346c..d821d672a294e 100644
--- a/pkgs/development/python-modules/rfc3339-validator/default.nix
+++ b/pkgs/development/python-modules/rfc3339-validator/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, fetchpatch
 , fetchPypi
 , pytestCheckHook
 , hypothesis
diff --git a/pkgs/development/python-modules/rpyc/default.nix b/pkgs/development/python-modules/rpyc/default.nix
index e549a00c89480..e56aed2aeb7c5 100644
--- a/pkgs/development/python-modules/rpyc/default.nix
+++ b/pkgs/development/python-modules/rpyc/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, nose
 , plumbum
 , pytestCheckHook
 }:
diff --git a/pkgs/development/python-modules/rsa/default.nix b/pkgs/development/python-modules/rsa/default.nix
index 247fd2a2a7f8f..b4668e3d2eaf6 100644
--- a/pkgs/development/python-modules/rsa/default.nix
+++ b/pkgs/development/python-modules/rsa/default.nix
@@ -6,7 +6,6 @@
 , mock
 , isPy3k
 , pythonOlder
-, poetry
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/ruamel_yaml_clib/default.nix b/pkgs/development/python-modules/ruamel_yaml_clib/default.nix
index c403239d55255..52840f340cff1 100644
--- a/pkgs/development/python-modules/ruamel_yaml_clib/default.nix
+++ b/pkgs/development/python-modules/ruamel_yaml_clib/default.nix
@@ -1,9 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchhg
-, ruamel_base
-, ruamel_ordereddict ? null
-, isPy3k
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/ruffus/default.nix b/pkgs/development/python-modules/ruffus/default.nix
index a425c077343fc..714ffebd8a4ec 100644
--- a/pkgs/development/python-modules/ruffus/default.nix
+++ b/pkgs/development/python-modules/ruffus/default.nix
@@ -3,7 +3,6 @@
 , fetchFromGitHub
 , hostname
 , pytest
-, python
 , lib, stdenv
 }:
 
diff --git a/pkgs/development/python-modules/sanic/default.nix b/pkgs/development/python-modules/sanic/default.nix
index ae15567a29cda..a3b21168b2284 100644
--- a/pkgs/development/python-modules/sanic/default.nix
+++ b/pkgs/development/python-modules/sanic/default.nix
@@ -5,7 +5,6 @@
 , buildPythonPackage
 , doCheck ? true
 , fetchFromGitHub
-, fetchpatch
 , gunicorn
 , httptools
 , multidict
diff --git a/pkgs/development/python-modules/scikit-build/default.nix b/pkgs/development/python-modules/scikit-build/default.nix
index 749e07ef840e1..bc72f76bf2237 100644
--- a/pkgs/development/python-modules/scikit-build/default.nix
+++ b/pkgs/development/python-modules/scikit-build/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , distro
 , packaging
 , setuptools
diff --git a/pkgs/development/python-modules/scikit-hep-testdata/default.nix b/pkgs/development/python-modules/scikit-hep-testdata/default.nix
index c3cb38fbe6a61..0f76efe2ea597 100644
--- a/pkgs/development/python-modules/scikit-hep-testdata/default.nix
+++ b/pkgs/development/python-modules/scikit-hep-testdata/default.nix
@@ -5,7 +5,6 @@
 , importlib-resources
 , pyyaml
 , requests
-, pytestCheckHook
 , setuptools-scm
 }:
 
diff --git a/pkgs/development/python-modules/scikits-odes/default.nix b/pkgs/development/python-modules/scikits-odes/default.nix
index f8f48793e9020..c96cf1b2ddd43 100644
--- a/pkgs/development/python-modules/scikits-odes/default.nix
+++ b/pkgs/development/python-modules/scikits-odes/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchurl
 , cython
 , enum34
 , gfortran
diff --git a/pkgs/development/python-modules/scrapy/default.nix b/pkgs/development/python-modules/scrapy/default.nix
index dd06a04e080a5..dc05f55798177 100644
--- a/pkgs/development/python-modules/scrapy/default.nix
+++ b/pkgs/development/python-modules/scrapy/default.nix
@@ -13,11 +13,9 @@
 , jmespath
 , lxml
 , parsel
-, pillow
 , protego
 , pydispatcher
 , pyopenssl
-, pytest-twisted
 , pytestCheckHook
 , pythonOlder
 , queuelib
diff --git a/pkgs/development/python-modules/seahub/default.nix b/pkgs/development/python-modules/seahub/default.nix
index 3ed0d9acfedce..81728dfe78648 100644
--- a/pkgs/development/python-modules/seahub/default.nix
+++ b/pkgs/development/python-modules/seahub/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchFromGitHub, python3Packages, makeWrapper }:
+{ lib, fetchFromGitHub, python3Packages, makeWrapper }:
 
 python3Packages.buildPythonPackage rec {
   pname = "seahub";
diff --git a/pkgs/development/python-modules/seqeval/default.nix b/pkgs/development/python-modules/seqeval/default.nix
index 9ed516e4d5c31..73ad00332bf89 100644
--- a/pkgs/development/python-modules/seqeval/default.nix
+++ b/pkgs/development/python-modules/seqeval/default.nix
@@ -3,7 +3,6 @@
 , fetchFromGitHub
 , numpy
 , scikit-learn
-, perl
 , pytestCheckHook
 }:
 
diff --git a/pkgs/development/python-modules/setuptools-scm/tests.nix b/pkgs/development/python-modules/setuptools-scm/tests.nix
index 174b54aca9cd8..b90797abf7eb3 100644
--- a/pkgs/development/python-modules/setuptools-scm/tests.nix
+++ b/pkgs/development/python-modules/setuptools-scm/tests.nix
@@ -1,5 +1,4 @@
-{ lib
-, buildPythonPackage
+{ buildPythonPackage
 , setuptools-scm
 , pytestCheckHook
 , git
diff --git a/pkgs/development/python-modules/setuptools/44.0.nix b/pkgs/development/python-modules/setuptools/44.0.nix
index 40265dc639b9c..ca70a10615123 100644
--- a/pkgs/development/python-modules/setuptools/44.0.nix
+++ b/pkgs/development/python-modules/setuptools/44.0.nix
@@ -2,9 +2,6 @@
 , buildPythonPackage
 , fetchFromGitHub
 , python
-, wrapPython
-, unzip
-, callPackage
 , bootstrapped-pip
 , lib
 , pipInstallHook
diff --git a/pkgs/development/python-modules/setuptools/default.nix b/pkgs/development/python-modules/setuptools/default.nix
index 62e7fb686c4ae..e748334b5ad16 100644
--- a/pkgs/development/python-modules/setuptools/default.nix
+++ b/pkgs/development/python-modules/setuptools/default.nix
@@ -1,11 +1,7 @@
 { stdenv
-, fetchurl
 , buildPythonPackage
 , fetchFromGitHub
 , python
-, wrapPython
-, unzip
-, callPackage
 , bootstrapped-pip
 , lib
 , pipInstallHook
diff --git a/pkgs/development/python-modules/shapely/default.nix b/pkgs/development/python-modules/shapely/default.nix
index 7cf75e12cb545..818cce6a5670d 100644
--- a/pkgs/development/python-modules/shapely/default.nix
+++ b/pkgs/development/python-modules/shapely/default.nix
@@ -8,7 +8,6 @@
 , pytestCheckHook
 , cython
 , numpy
-, fetchpatch
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/shiboken2/default.nix b/pkgs/development/python-modules/shiboken2/default.nix
index 23836addd0ca9..11461a9545cd2 100644
--- a/pkgs/development/python-modules/shiboken2/default.nix
+++ b/pkgs/development/python-modules/shiboken2/default.nix
@@ -1,4 +1,4 @@
-{ buildPythonPackage, python, fetchurl, lib, stdenv, pyside2
+{ python, lib, stdenv, pyside2
 , cmake, qt5, llvmPackages }:
 
 stdenv.mkDerivation {
diff --git a/pkgs/development/python-modules/simple-salesforce/default.nix b/pkgs/development/python-modules/simple-salesforce/default.nix
index ee0d273c18691..d2b36af12a3ba 100644
--- a/pkgs/development/python-modules/simple-salesforce/default.nix
+++ b/pkgs/development/python-modules/simple-salesforce/default.nix
@@ -3,8 +3,6 @@
 , buildPythonPackage
 , authlib
 , requests
-, mock
-, isPy27
 , nose
 , pytz
 , responses
diff --git a/pkgs/development/python-modules/spacy/legacy.nix b/pkgs/development/python-modules/spacy/legacy.nix
index 9bb37e9beb180..b09983aeae3d9 100644
--- a/pkgs/development/python-modules/spacy/legacy.nix
+++ b/pkgs/development/python-modules/spacy/legacy.nix
@@ -1,7 +1,6 @@
 { lib
 , fetchPypi
 , buildPythonPackage
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/spglib/default.nix b/pkgs/development/python-modules/spglib/default.nix
index a050aadb4b205..e1d87bba03e3b 100644
--- a/pkgs/development/python-modules/spglib/default.nix
+++ b/pkgs/development/python-modules/spglib/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, fetchpatch, numpy, nose, pyyaml }:
+{ lib, buildPythonPackage, fetchPypi, numpy, nose, pyyaml }:
 
 buildPythonPackage rec {
   pname = "spglib";
diff --git a/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix b/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix
index 94799dc6a4b85..dcb96f317d4e8 100644
--- a/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-tikz/default.nix
@@ -1,5 +1,4 @@
 { lib
-, substituteAll
 , buildPythonPackage
 , fetchPypi
 , sphinx
diff --git a/pkgs/development/python-modules/spyder/default.nix b/pkgs/development/python-modules/spyder/default.nix
index 85a1293ab95fb..25389f2784ed7 100644
--- a/pkgs/development/python-modules/spyder/default.nix
+++ b/pkgs/development/python-modules/spyder/default.nix
@@ -1,5 +1,5 @@
 { lib, buildPythonPackage, fetchPypi, isPy27, makeDesktopItem, intervaltree,
-  jedi, pycodestyle, psutil, pyflakes, rope, numpy, scipy, matplotlib, pylint,
+  jedi, pycodestyle, psutil, rope, numpy, scipy, matplotlib, pylint,
   keyring, numpydoc, qtconsole, qtawesome, nbconvert, mccabe, pyopengl,
   cloudpickle, pygments, spyder-kernels, qtpy, pyzmq, chardet, qdarkstyle,
   watchdog, python-language-server, pyqtwebengine, atomicwrites, pyxdg,
diff --git a/pkgs/development/python-modules/sqlalchemy-citext/default.nix b/pkgs/development/python-modules/sqlalchemy-citext/default.nix
index 8fc03d788af93..9ec70d67f8640 100644
--- a/pkgs/development/python-modules/sqlalchemy-citext/default.nix
+++ b/pkgs/development/python-modules/sqlalchemy-citext/default.nix
@@ -3,7 +3,6 @@
 , fetchPypi
 , psycopg2
 , sqlalchemy
-, python
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/sqlalchemy-i18n/default.nix b/pkgs/development/python-modules/sqlalchemy-i18n/default.nix
index b3038c5d242ec..83d813b3dbd93 100644
--- a/pkgs/development/python-modules/sqlalchemy-i18n/default.nix
+++ b/pkgs/development/python-modules/sqlalchemy-i18n/default.nix
@@ -3,7 +3,6 @@
 , buildPythonPackage
 , sqlalchemy
 , sqlalchemy-utils
-, psycopg2
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/starlette/default.nix b/pkgs/development/python-modules/starlette/default.nix
index e8c130692125d..a9fbc74f44799 100644
--- a/pkgs/development/python-modules/starlette/default.nix
+++ b/pkgs/development/python-modules/starlette/default.nix
@@ -2,7 +2,6 @@
 , stdenv
 , buildPythonPackage
 , fetchFromGitHub
-, isPy27
 , aiofiles
 , anyio
 , contextlib2
diff --git a/pkgs/development/python-modules/stdiomask/default.nix b/pkgs/development/python-modules/stdiomask/default.nix
index 8ef59074fc002..1ad09c22da8ec 100644
--- a/pkgs/development/python-modules/stdiomask/default.nix
+++ b/pkgs/development/python-modules/stdiomask/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/stdlib-list/default.nix b/pkgs/development/python-modules/stdlib-list/default.nix
index d654d25880666..fb46ee24cd503 100644
--- a/pkgs/development/python-modules/stdlib-list/default.nix
+++ b/pkgs/development/python-modules/stdlib-list/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , isPy27
 , fetchPypi
-, python
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/supervisor/default.nix b/pkgs/development/python-modules/supervisor/default.nix
index a7153b07750f0..dc722e947d099 100644
--- a/pkgs/development/python-modules/supervisor/default.nix
+++ b/pkgs/development/python-modules/supervisor/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, buildPythonPackage, isPy3k, fetchPypi
+{ stdenv, lib, buildPythonPackage, fetchPypi
 , mock
 , pytest
 , setuptools
diff --git a/pkgs/development/python-modules/svgwrite/default.nix b/pkgs/development/python-modules/svgwrite/default.nix
index 4d30db35cce02..5b1e863c77854 100644
--- a/pkgs/development/python-modules/svgwrite/default.nix
+++ b/pkgs/development/python-modules/svgwrite/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, isPy3k
 , pythonOlder
 , pytest
 }:
diff --git a/pkgs/development/python-modules/swagger-spec-validator/default.nix b/pkgs/development/python-modules/swagger-spec-validator/default.nix
index bdb78096aef27..71c9cf16780ea 100644
--- a/pkgs/development/python-modules/swagger-spec-validator/default.nix
+++ b/pkgs/development/python-modules/swagger-spec-validator/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub, pyyaml, jsonschema, six, pytest, mock, isPy3k }:
+{ lib, buildPythonPackage, fetchFromGitHub, pyyaml, jsonschema, six, pytest, mock }:
 
 buildPythonPackage rec {
   pname = "swagger-spec-validator";
diff --git a/pkgs/development/python-modules/swspotify/default.nix b/pkgs/development/python-modules/swspotify/default.nix
index 85cd2ed7c1681..df2c00ad7c0f9 100644
--- a/pkgs/development/python-modules/swspotify/default.nix
+++ b/pkgs/development/python-modules/swspotify/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, buildPythonPackage, fetchFromGitHub, poetry-core, requests
+{ lib, stdenv, buildPythonPackage, fetchFromGitHub, requests
 , pytestCheckHook, flask, flask-cors, dbus-python, mock, isPy27 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/sympy/1_5.nix b/pkgs/development/python-modules/sympy/1_5.nix
index 00125f43bfc31..59c9ab878550b 100644
--- a/pkgs/development/python-modules/sympy/1_5.nix
+++ b/pkgs/development/python-modules/sympy/1_5.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , glibcLocales
 , mpmath
 }:
diff --git a/pkgs/development/python-modules/sympy/default.nix b/pkgs/development/python-modules/sympy/default.nix
index fcaa0bc277113..7d6206f04c805 100644
--- a/pkgs/development/python-modules/sympy/default.nix
+++ b/pkgs/development/python-modules/sympy/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , glibcLocales
 , mpmath
 }:
diff --git a/pkgs/development/python-modules/tables/default.nix b/pkgs/development/python-modules/tables/default.nix
index 34e9ef087a9b1..245e619e89e01 100644
--- a/pkgs/development/python-modules/tables/default.nix
+++ b/pkgs/development/python-modules/tables/default.nix
@@ -1,10 +1,8 @@
 { lib
 , fetchPypi
-, fetchurl
 , fetchpatch
 , buildPythonPackage
 , pythonOlder
-, python
 , bzip2
 , c-blosc
 , cython
diff --git a/pkgs/development/python-modules/telethon/default.nix b/pkgs/development/python-modules/telethon/default.nix
index c4479ca63201a..ad65b48ae73c1 100644
--- a/pkgs/development/python-modules/telethon/default.nix
+++ b/pkgs/development/python-modules/telethon/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, openssl, async_generator, rsa, pyaes, pythonOlder }:
+{ lib, buildPythonPackage, fetchPypi, openssl, rsa, pyaes, pythonOlder }:
 
 buildPythonPackage rec {
   pname = "telethon";
diff --git a/pkgs/development/python-modules/tensorflow/bin.nix b/pkgs/development/python-modules/tensorflow/bin.nix
index 8d8690d3e5c53..aae4406d0d791 100644
--- a/pkgs/development/python-modules/tensorflow/bin.nix
+++ b/pkgs/development/python-modules/tensorflow/bin.nix
@@ -2,8 +2,7 @@
 , lib
 , fetchurl
 , buildPythonPackage
-, isPy3k, pythonOlder, pythonAtLeast, isPy38
-, astor
+, isPy3k, pythonOlder, pythonAtLeast, astor
 , gast
 , google-pasta
 , wrapt
@@ -25,7 +24,6 @@
 , cudnn ? null
 , zlib
 , python
-, symlinkJoin
 , keras-applications
 , keras-preprocessing
 , addOpenGLRunpath
diff --git a/pkgs/development/python-modules/tensorflow/default.nix b/pkgs/development/python-modules/tensorflow/default.nix
index e6c103651e363..6db4090e34ab5 100644
--- a/pkgs/development/python-modules/tensorflow/default.nix
+++ b/pkgs/development/python-modules/tensorflow/default.nix
@@ -1,10 +1,10 @@
 { stdenv, bazel_3, buildBazelPackage, isPy3k, lib, fetchFromGitHub, symlinkJoin
 , addOpenGLRunpath, fetchpatch
 # Python deps
-, buildPythonPackage, pythonOlder, pythonAtLeast, python
+, buildPythonPackage, pythonOlder, python
 # Python libraries
 , numpy, tensorflow-tensorboard_2, absl-py
-, future, setuptools, wheel, keras-preprocessing, google-pasta
+, setuptools, wheel, keras-preprocessing, google-pasta
 , opt-einsum, astunparse, h5py
 , termcolor, grpcio, six, wrapt, protobuf, tensorflow-estimator_2
 , dill, flatbuffers-python, tblib, typing-extensions
diff --git a/pkgs/development/python-modules/testfixtures/default.nix b/pkgs/development/python-modules/testfixtures/default.nix
index be217a16b07a1..99be9957a5ef3 100644
--- a/pkgs/development/python-modules/testfixtures/default.nix
+++ b/pkgs/development/python-modules/testfixtures/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, fetchpatch
 , fetchPypi
 , isPy27
 , mock
diff --git a/pkgs/development/python-modules/textfsm/default.nix b/pkgs/development/python-modules/textfsm/default.nix
index fed2f7c3e3fe7..ae9bda2b8b845 100644
--- a/pkgs/development/python-modules/textfsm/default.nix
+++ b/pkgs/development/python-modules/textfsm/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, fetchpatch
 , six
 , future
 , pytestCheckHook
diff --git a/pkgs/development/python-modules/thinc/default.nix b/pkgs/development/python-modules/thinc/default.nix
index f2a70500a5fa3..d2123d207eb17 100644
--- a/pkgs/development/python-modules/thinc/default.nix
+++ b/pkgs/development/python-modules/thinc/default.nix
@@ -15,7 +15,6 @@
 , mock
 , murmurhash
 , numpy
-, pathlib
 , plac
 , pythonOlder
 , preshed
diff --git a/pkgs/development/python-modules/tld/default.nix b/pkgs/development/python-modules/tld/default.nix
index 875ab959a783b..178ce54c8846e 100644
--- a/pkgs/development/python-modules/tld/default.nix
+++ b/pkgs/development/python-modules/tld/default.nix
@@ -5,7 +5,6 @@
 , fetchPypi
 , pytest-cov
 , pytestCheckHook
-, six
 , tox
 }:
 
diff --git a/pkgs/development/python-modules/todoist/default.nix b/pkgs/development/python-modules/todoist/default.nix
index 397d21a838544..d4797bdfad35e 100644
--- a/pkgs/development/python-modules/todoist/default.nix
+++ b/pkgs/development/python-modules/todoist/default.nix
@@ -1,5 +1,5 @@
 { lib, fetchPypi, buildPythonPackage
-, requests, fetchpatch, pythonOlder, typing
+, requests, pythonOlder, typing
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/toggl-cli/default.nix b/pkgs/development/python-modules/toggl-cli/default.nix
index fb39831a0d18f..54f7e6ddf9ca0 100644
--- a/pkgs/development/python-modules/toggl-cli/default.nix
+++ b/pkgs/development/python-modules/toggl-cli/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, pythonAtLeast, pythonOlder, click
+{ lib, buildPythonPackage, fetchPypi, pythonOlder, click
 , click-completion, factory_boy, faker, inquirer, notify-py, pbr, pendulum
 , ptable, pytestCheckHook, pytest-cov, pytest-mock, requests, twine
 , validate-email }:
diff --git a/pkgs/development/python-modules/traitlets/default.nix b/pkgs/development/python-modules/traitlets/default.nix
index 23412d0a6940f..9c09a206f4d3b 100644
--- a/pkgs/development/python-modules/traitlets/default.nix
+++ b/pkgs/development/python-modules/traitlets/default.nix
@@ -6,7 +6,6 @@
 , mock
 , ipython_genutils
 , decorator
-, enum34
 , pythonOlder
 , six
 }:
diff --git a/pkgs/development/python-modules/traits/default.nix b/pkgs/development/python-modules/traits/default.nix
index 2d88fb3221aa4..d0c8f26f8aaee 100644
--- a/pkgs/development/python-modules/traits/default.nix
+++ b/pkgs/development/python-modules/traits/default.nix
@@ -3,7 +3,6 @@
 , fetchPypi
 , isPy27
 , python
-, pytest
 , numpy
 }:
 
diff --git a/pkgs/development/python-modules/twill/default.nix b/pkgs/development/python-modules/twill/default.nix
index 36a7edcf7de8e..febb0f87d4404 100644
--- a/pkgs/development/python-modules/twill/default.nix
+++ b/pkgs/development/python-modules/twill/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy3k, nose
+{ lib, buildPythonPackage, fetchPypi, nose
 , lxml
 , requests
 , pyparsing
diff --git a/pkgs/development/python-modules/txtorcon/default.nix b/pkgs/development/python-modules/txtorcon/default.nix
index 23fa4735ef707..42568bbca1117 100644
--- a/pkgs/development/python-modules/txtorcon/default.nix
+++ b/pkgs/development/python-modules/txtorcon/default.nix
@@ -1,6 +1,6 @@
 { lib, python, buildPythonPackage, pythonOlder, fetchPypi, isPy3k, incremental, ipaddress, twisted
 , automat, zope_interface, idna, pyopenssl, service-identity, pytest, mock, lsof
-, GeoIP, isPy27}:
+, GeoIP}:
 
 buildPythonPackage rec {
   pname = "txtorcon";
diff --git a/pkgs/development/python-modules/typecode/libmagic.nix b/pkgs/development/python-modules/typecode/libmagic.nix
index 9b652e664e52e..5668b62e200ff 100644
--- a/pkgs/development/python-modules/typecode/libmagic.nix
+++ b/pkgs/development/python-modules/typecode/libmagic.nix
@@ -4,7 +4,6 @@
 , plugincode
 , file
 , zlib
-, pytest
 }:
 buildPythonPackage rec {
   pname = "typecode-libmagic";
diff --git a/pkgs/development/python-modules/typing-inspect/default.nix b/pkgs/development/python-modules/typing-inspect/default.nix
index 4f09d6002d5c4..1e5303b7b09e5 100644
--- a/pkgs/development/python-modules/typing-inspect/default.nix
+++ b/pkgs/development/python-modules/typing-inspect/default.nix
@@ -3,7 +3,6 @@
 , fetchPypi
 , typing-extensions
 , mypy-extensions
-, isPy39
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/urllib3/2.nix b/pkgs/development/python-modules/urllib3/2.nix
index f1eea4c31d8d6..a52e68eac5e3e 100644
--- a/pkgs/development/python-modules/urllib3/2.nix
+++ b/pkgs/development/python-modules/urllib3/2.nix
@@ -13,7 +13,6 @@
 , pytest-freezegun
 , pytest-timeout
 , pytestCheckHook
-, pythonOlder
 , tornado
 , trustme
 }:
diff --git a/pkgs/development/python-modules/urllib3/default.nix b/pkgs/development/python-modules/urllib3/default.nix
index cf7afaa173e22..91bc6e68eb365 100644
--- a/pkgs/development/python-modules/urllib3/default.nix
+++ b/pkgs/development/python-modules/urllib3/default.nix
@@ -12,7 +12,6 @@
 , pytest-freezegun
 , pytest-timeout
 , pytestCheckHook
-, pythonOlder
 , tornado
 , trustme
 }:
diff --git a/pkgs/development/python-modules/uvicorn/default.nix b/pkgs/development/python-modules/uvicorn/default.nix
index 22e291c4b598e..57c6bf9253571 100644
--- a/pkgs/development/python-modules/uvicorn/default.nix
+++ b/pkgs/development/python-modules/uvicorn/default.nix
@@ -9,7 +9,6 @@
 , httptools
 , python-dotenv
 , pyyaml
-, requests
 , typing-extensions
 , uvloop
 , watchgod
diff --git a/pkgs/development/python-modules/vcver/default.nix b/pkgs/development/python-modules/vcver/default.nix
index 7277c61264f34..503a8f7df7e01 100644
--- a/pkgs/development/python-modules/vcver/default.nix
+++ b/pkgs/development/python-modules/vcver/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchFromGitHub
 , packaging
-, python
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/vdirsyncer/default.nix b/pkgs/development/python-modules/vdirsyncer/default.nix
index cdd8ff02b97e7..edb61ccb70341 100644
--- a/pkgs/development/python-modules/vdirsyncer/default.nix
+++ b/pkgs/development/python-modules/vdirsyncer/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, fetchpatch
 , pythonOlder
 , click
 , click-log
diff --git a/pkgs/development/python-modules/vowpalwabbit/default.nix b/pkgs/development/python-modules/vowpalwabbit/default.nix
index 1a1c6a33acb33..4cd6fb1128cdb 100644
--- a/pkgs/development/python-modules/vowpalwabbit/default.nix
+++ b/pkgs/development/python-modules/vowpalwabbit/default.nix
@@ -6,7 +6,6 @@
 , python
 , zlib
 , ncurses
-, pytest
 , docutils
 , pygments
 , numpy
diff --git a/pkgs/development/python-modules/vsts-cd-manager/default.nix b/pkgs/development/python-modules/vsts-cd-manager/default.nix
index 5946fec05b75f..b1de4105668a3 100644
--- a/pkgs/development/python-modules/vsts-cd-manager/default.nix
+++ b/pkgs/development/python-modules/vsts-cd-manager/default.nix
@@ -1,5 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, isPy27
-, msrest
+{ lib, buildPythonPackage, fetchPypi, msrest
 , mock
 }:
 
diff --git a/pkgs/development/python-modules/werkzeug/1.nix b/pkgs/development/python-modules/werkzeug/1.nix
index faa07b496237b..c03cc6935d2f1 100644
--- a/pkgs/development/python-modules/werkzeug/1.nix
+++ b/pkgs/development/python-modules/werkzeug/1.nix
@@ -2,7 +2,6 @@
 , itsdangerous, hypothesis
 , pytestCheckHook, requests
 , pytest-timeout
-, isPy3k
  }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/wfuzz/default.nix b/pkgs/development/python-modules/wfuzz/default.nix
index f42df00549520..e037757691c7a 100644
--- a/pkgs/development/python-modules/wfuzz/default.nix
+++ b/pkgs/development/python-modules/wfuzz/default.nix
@@ -1,14 +1,12 @@
 { buildPythonPackage
 , chardet
 , colorama
-, configparser
 , fetchFromGitHub
 , future
 , isPy27
 , lib
 , mock
 , netaddr
-, pkgs
 , pycurl
 , pyparsing
 , pytest
diff --git a/pkgs/development/python-modules/winsspi/default.nix b/pkgs/development/python-modules/winsspi/default.nix
index 02156ba17e50a..ea880234c0bf3 100644
--- a/pkgs/development/python-modules/winsspi/default.nix
+++ b/pkgs/development/python-modules/winsspi/default.nix
@@ -2,7 +2,6 @@
 , buildPythonPackage
 , fetchPypi
 , minikerberos
-, pythonAtLeast
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/worldengine/default.nix b/pkgs/development/python-modules/worldengine/default.nix
index 13ce4bc873d62..fed9a3c9007f6 100644
--- a/pkgs/development/python-modules/worldengine/default.nix
+++ b/pkgs/development/python-modules/worldengine/default.nix
@@ -1,6 +1,5 @@
 { lib
 , buildPythonPackage
-, pythonOlder
 , isPy27
 , fetchFromGitHub
 , noise
diff --git a/pkgs/development/python-modules/xgboost/default.nix b/pkgs/development/python-modules/xgboost/default.nix
index 1045b86a44410..3717ca2473c39 100644
--- a/pkgs/development/python-modules/xgboost/default.nix
+++ b/pkgs/development/python-modules/xgboost/default.nix
@@ -6,7 +6,6 @@
 , scikit-learn
 , stdenv
 , xgboost
-, substituteAll
 , pandas
 , matplotlib
 , graphviz
diff --git a/pkgs/development/python-modules/yarl/default.nix b/pkgs/development/python-modules/yarl/default.nix
index a5aab308eab6b..0e15f138daaf7 100644
--- a/pkgs/development/python-modules/yarl/default.nix
+++ b/pkgs/development/python-modules/yarl/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, python
 , pythonOlder
 , idna
 , multidict
diff --git a/pkgs/development/python-modules/yq/default.nix b/pkgs/development/python-modules/yq/default.nix
index a9225d435437a..78177488081e1 100644
--- a/pkgs/development/python-modules/yq/default.nix
+++ b/pkgs/development/python-modules/yq/default.nix
@@ -1,5 +1,4 @@
 { lib
-, nixosTests
 , buildPythonPackage
 , fetchPypi
 , substituteAll
diff --git a/pkgs/development/python-modules/zipp/1.nix b/pkgs/development/python-modules/zipp/1.nix
index ab96039267709..82f100aaa0d10 100644
--- a/pkgs/development/python-modules/zipp/1.nix
+++ b/pkgs/development/python-modules/zipp/1.nix
@@ -5,7 +5,6 @@
 , pytest
 , pytest-flake8
 , more-itertools
-, toml
 }:
 
 buildPythonPackage rec {
diff --git a/pkgs/development/python-modules/zope_lifecycleevent/default.nix b/pkgs/development/python-modules/zope_lifecycleevent/default.nix
index 809d8252cb2ef..1b3e288ba255b 100644
--- a/pkgs/development/python-modules/zope_lifecycleevent/default.nix
+++ b/pkgs/development/python-modules/zope_lifecycleevent/default.nix
@@ -4,7 +4,6 @@
 , isPy3k
 , zope_event
 , zope_component
-, zope_interface
 }:
 
 buildPythonPackage rec {