forked from mirrors/nixpkgs
63 lines
1.5 KiB
Nix
63 lines
1.5 KiB
Nix
{ stdenv
|
|
, buildPythonPackage
|
|
, fetchPypi
|
|
, cmake
|
|
, numpy
|
|
, scipy
|
|
, scikitlearn
|
|
, llvmPackages ? null
|
|
}:
|
|
|
|
buildPythonPackage rec {
|
|
pname = "lightgbm";
|
|
version = "2.3.0";
|
|
|
|
src = fetchPypi {
|
|
inherit pname version;
|
|
sha256 = "37225b9f816ea3365ff5988fc8a3717e46ac99a5f223986c86c86cec4f111b54";
|
|
};
|
|
|
|
nativeBuildInputs = [
|
|
cmake
|
|
];
|
|
|
|
dontUseCmakeConfigure = true;
|
|
|
|
# we never actually explicitly call the install command so this is the only way
|
|
# to inject these options to it - however, openmp-library doesn't appear to have
|
|
# any effect, so we have to inject it into NIX_LDFLAGS manually below
|
|
postPatch = stdenv.lib.optionalString stdenv.cc.isClang ''
|
|
cat >> setup.cfg <<EOF
|
|
|
|
[install]
|
|
openmp-include-dir=${llvmPackages.openmp}/include
|
|
openmp-library=${llvmPackages.openmp}/lib/libomp.dylib
|
|
|
|
EOF
|
|
'';
|
|
|
|
propagatedBuildInputs = [
|
|
numpy
|
|
scipy
|
|
scikitlearn
|
|
];
|
|
|
|
postConfigure = ''
|
|
export HOME=$(mktemp -d)
|
|
'' + stdenv.lib.optionalString stdenv.cc.isClang ''
|
|
export NIX_LDFLAGS="$NIX_LDFLAGS -L${llvmPackages.openmp}/lib -lomp"
|
|
'';
|
|
|
|
# The pypi package doesn't distribute the tests from the GitHub
|
|
# repository. It contains c++ tests which don't seem to wired up to
|
|
# `make check`.
|
|
doCheck = false;
|
|
|
|
meta = with stdenv.lib; {
|
|
description = "A fast, distributed, high performance gradient boosting (GBDT, GBRT, GBM or MART) framework";
|
|
homepage = https://github.com/Microsoft/LightGBM;
|
|
license = licenses.mit;
|
|
maintainers = with maintainers; [ teh costrouc ];
|
|
};
|
|
}
|