nixpkgs/pkgs/development/python-modules/scikitlearn/default.nix
2020-06-11 14:25:54 +02:00

68 lines
1.5 KiB
Nix

{ stdenv
, lib
, buildPythonPackage
, fetchPypi
, fetchpatch
, gfortran, glibcLocales
, numpy, scipy, pytest, pillow
, cython
, joblib
, llvmPackages
, threadpoolctl
}:
buildPythonPackage rec {
pname = "scikit-learn";
version = "0.23.1";
# 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 = "e3fec1c8831f8f93ad85581ca29ca1bb88e2da377fb097cf8322aa89c21bc9b8";
};
buildInputs = [
pillow
gfortran
glibcLocales
] ++ lib.optionals stdenv.cc.isClang [
llvmPackages.openmp
];
nativeBuildInputs = [
cython
];
propagatedBuildInputs = [
numpy
scipy
numpy.blas
joblib
threadpoolctl
];
checkInputs = [ pytest ];
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";
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; [ ];
};
}