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{ lib
, stdenv
, fetchFromGitHub
, buildPythonPackage
, python
, cython
, numpy
, scipy
, matplotlib
, networkx
, six
, pillow
, pywavelets
, dask
, cloudpickle
, imageio
, tifffile
, pytestCheckHook
}:
let
installedPackageRoot = "${builtins.placeholder "out"}/${python.sitePackages}";
in buildPythonPackage rec {
pname = "scikit-image";
version = "0.18.3";
src = fetchFromGitHub {
owner = pname;
repo = pname;
rev = "v${version}";
sha256 = "0a2h3bw5rkk23k4r04qc9maccg00nddssd7lfsps8nhp5agk1vyh";
};
patches = [ ./add-testing-data.patch ];
nativeBuildInputs = [ cython ];
propagatedBuildInputs = [
cloudpickle
dask
imageio
matplotlib
networkx
numpy
pillow
pywavelets
scipy
six
tifffile
];
checkInputs = [ pytestCheckHook ];
# (1) The package has cythonized modules, whose .so libs will appear only in the wheel, i.e. in nix store;
# (2) To stop Python from importing the wrong directory, i.e. the one in the build dir, not the one in nix store, `skimage` dir should be removed or renamed;
# (3) Therefore, tests should be run on the installed package in nix store.
# See e.g. https://discourse.nixos.org/t/cant-import-cythonized-modules-at-checkphase/14207 on why the following is needed.
preCheck = ''
rm -r skimage
'';
disabledTestPaths = [
# Requires network access (actually some data is loaded via `skimage._shared.testing.fetch` in the global scope, which calls `pytest.skip` when a network is unaccessible, leading to a pytest collection error).
"${installedPackageRoot}/skimage/filters/rank/tests/test_rank.py"
];
pytestFlagsArray = [ "${installedPackageRoot}" "--pyargs" "skimage" ] ++ builtins.map (testid: "--deselect=" + testid) ([
# These tests require network access
"skimage/data/test_data.py::test_skin"
"skimage/data/tests/test_data.py::test_skin"
"skimage/io/tests/test_io.py::test_imread_http_url"
"skimage/restoration/tests/test_rolling_ball.py::test_ndim"
] ++ lib.optionals stdenv.isDarwin [
# Matplotlib tests are broken inside darwin sandbox
"skimage/feature/tests/test_util.py::test_plot_matches"
"skimage/filters/tests/test_thresholding.py::TestSimpleImage::test_try_all_threshold"
"skimage/io/tests/test_mpl_imshow.py::"
]);
# Check cythonized modules
pythonImportsCheck = [
"skimage"
"skimage._shared"
"skimage.draw"
"skimage.feature"
"skimage.restoration"
"skimage.filters"
"skimage.future.graph"
"skimage.graph"
"skimage.io"
"skimage.measure"
"skimage.morphology"
"skimage.transform"
"skimage.util"
"skimage.segmentation"
];
meta = {
description = "Image processing routines for SciPy";
homepage = "https://scikit-image.org";
license = lib.licenses.bsd3;
maintainers = with lib.maintainers; [ yl3dy ];
};
}
|
