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{ stdenv
, lib
, buildPythonPackage
, fetchPypi
, fetchpatch
, gfortran, glibcLocales
, numpy, scipy, pytest, pillow
, cython
, joblib
, llvmPackages
}:
buildPythonPackage rec {
pname = "scikit-learn";
version = "0.21.3";
# UnboundLocalError: local variable 'message' referenced before assignment
disabled = stdenv.isi686; # https://github.com/scikit-learn/scikit-learn/issues/5534
src = fetchPypi {
inherit pname version;
sha256 = "eb9b8ebf59eddd8b96366428238ab27d05a19e89c5516ce294abc35cea75d003";
};
buildInputs = [
pillow
gfortran
glibcLocales
] ++ lib.optionals stdenv.cc.isClang [
llvmPackages.openmp
];
nativeBuildInputs = [
cython
];
propagatedBuildInputs = [
numpy
scipy
numpy.blas
joblib
];
checkInputs = [ pytest ];
patches = [
# Fixes tests by changing threshold of a test-case that broke
# with numpy versions >= 1.17. This should be removed for versions > 0.21.2.
( fetchpatch {
url = "https://github.com/scikit-learn/scikit-learn/commit/b730befc821caec5b984d9ff3aa7bc4bd7f4d9bb.patch";
sha256 = "0z36m05mv6d494qwq0688rgwa7c4bbnm5s2rcjlrp29fwn3fy1bv";
})
];
LC_ALL="en_US.UTF-8";
doCheck = !stdenv.isAarch64;
# Skip test_feature_importance_regression - does web fetch
checkPhase = ''
cd $TMPDIR
HOME=$TMPDIR OMP_NUM_THREADS=1 pytest -k "not test_feature_importance_regression" --pyargs sklearn
'';
meta = with stdenv.lib; {
description = "A set of python modules for machine learning and data mining";
homepage = http://scikit-learn.org;
license = licenses.bsd3;
maintainers = with maintainers; [ ];
};
}
|