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{ lib
, stdenv
, buildPythonPackage
, fetchPypi
# build-system
, cmake
, ninja
, pathspec
, pyproject-metadata
, scikit-build-core
# dependencies
, llvmPackages
, numpy
, scipy
, scikit-learn
, pythonOlder
# optionals: gpu
, boost
, cudatoolkit
, ocl-icd
, opencl-headers
, gpuSupport ? stdenv.isLinux
}:
buildPythonPackage rec {
pname = "lightgbm";
version = "4.1.0";
format = "pyproject";
disabled = pythonOlder "3.7";
src = fetchPypi {
inherit pname version;
hash = "sha256-vuWd0mmpOwk/LGENSmaDp+qHxj0+o1xiISPOLAILKrw=";
};
nativeBuildInputs = [
cmake
ninja
pathspec
pyproject-metadata
scikit-build-core
];
dontUseCmakeConfigure = true;
buildInputs = (lib.optionals stdenv.cc.isClang [
llvmPackages.openmp
]) ++ (lib.optionals gpuSupport [
boost
cudatoolkit
ocl-icd
opencl-headers
]);
propagatedBuildInputs = [
numpy
scipy
scikit-learn
];
pypaBuildFlags = lib.optionalString gpuSupport "--config-setting=cmake.define.USE_CUDA=ON";
postConfigure = ''
export HOME=$(mktemp -d)
'';
# The pypi package doesn't distribute the tests from the GitHub
# repository. It contains c++ tests which don't seem to wired up to
# `make check`.
doCheck = false;
pythonImportsCheck = [
"lightgbm"
];
meta = {
description = "A fast, distributed, high performance gradient boosting (GBDT, GBRT, GBM or MART) framework";
homepage = "https://github.com/Microsoft/LightGBM";
changelog = "https://github.com/microsoft/LightGBM/releases/tag/v${version}";
license = lib.licenses.mit;
maintainers = with lib.maintainers; [ teh ];
};
}
|