nixpkgs/pkgs/development/python-modules/scikit-learn/default.nix

95 lines
2 KiB
Nix

{ stdenv
, lib
, buildPythonPackage
, fetchPypi
, fetchpatch
, gfortran
, glibcLocales
, numpy
, scipy
, pytestCheckHook
, pytest-xdist
, pillow
, cython
, joblib
, llvmPackages
, threadpoolctl
, pythonOlder
}:
buildPythonPackage rec {
pname = "scikit-learn";
version = "0.24.1";
disabled = pythonOlder "3.6";
src = fetchPypi {
inherit pname version;
sha256 = "oDNKGALmTWVgIsO/q1anP71r9LEpg0PzaIryFRgQu98=";
};
patches = [
# This patch fixes compatibility with numpy 1.20. It was merged before 0.24.1 was released,
# but for some reason was not included in the 0.24.1 release tarball.
(fetchpatch {
url = "https://github.com/scikit-learn/scikit-learn/commit/e7ef22c3ba2334cb3b476e95d7c083cf6b48ce56.patch";
sha256 = "174554k1pbf92bj7wgq0xjj16bkib32ailyhwavdxaknh4bd9nmv";
})
];
buildInputs = [
pillow
gfortran
glibcLocales
] ++ lib.optionals stdenv.cc.isClang [
llvmPackages.openmp
];
nativeBuildInputs = [
cython
];
propagatedBuildInputs = [
numpy
scipy
numpy.blas
joblib
threadpoolctl
];
checkInputs = [ pytestCheckHook pytest-xdist ];
LC_ALL="en_US.UTF-8";
preBuild = ''
export SKLEARN_BUILD_PARALLEL=$NIX_BUILD_CORES
'';
doCheck = !stdenv.isAarch64;
# Skip test_feature_importance_regression - does web fetch
disabledTests = [ "test_feature_importance_regression" ];
pytestFlagsArray = [ "-n" "$NIX_BUILD_CORES" "--pyargs" "sklearn" ];
preCheck = ''
cd $TMPDIR
export HOME=$TMPDIR
export OMP_NUM_THREADS=1
'';
pythonImportsCheck = [ "sklearn" ];
meta = with lib; {
description = "A set of python modules for machine learning and data mining";
changelog = let
major = versions.major version;
minor = versions.minor version;
dashVer = replaceChars ["."] ["-"] version;
in
"https://scikit-learn.org/stable/whats_new/v${major}.${minor}.html#version-${dashVer}";
homepage = "https://scikit-learn.org";
license = licenses.bsd3;
maintainers = with maintainers; [ ];
};
}