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{
lib,
buildPythonPackage,
fetchFromGitHub,
cython_0,
fastrlock,
numpy,
wheel,
pytestCheckHook,
mock,
setuptools,
cudaPackages,
addOpenGLRunpath,
pythonOlder,
symlinkJoin,
fetchpatch
}:
let
inherit (cudaPackages) cudnn cutensor nccl;
outpaths = with cudaPackages; [
cuda_cccl # <nv/target>
cuda_cudart
cuda_nvcc # <crt/host_defines.h>
cuda_nvprof
cuda_nvrtc
cuda_nvtx
cuda_profiler_api
libcublas
libcufft
libcurand
libcusolver
libcusparse
# Missing:
# cusparselt
];
cudatoolkit-joined = symlinkJoin {
name = "cudatoolkit-joined-${cudaPackages.cudaVersion}";
paths = outpaths ++ lib.concatMap (f: lib.map f outpaths) [lib.getLib lib.getDev (lib.getOutput "static") (lib.getOutput "stubs")];
};
in
buildPythonPackage rec {
pname = "cupy";
version = "13.2.0";
format = "setuptools";
disabled = pythonOlder "3.7";
src = fetchFromGitHub {
owner = "cupy";
repo = "cupy";
rev = "v13.2.0";
hash = "sha256-vZAtpIZztmsYeJeuq7yl7kgZse2azrIM3efHDmUswJI=";
fetchSubmodules = true;
};
patches = [
(fetchpatch {
url =
"https://github.com/cfhammill/cupy/commit/67526c756e4a0a70f0420bf0e7f081b8a35a8ee5.patch";
hash = "sha256-WZgexBdM9J0ep5s+9CGZriVq0ZidCRccox+g0iDDywQ=";
})
];
# See https://docs.cupy.dev/en/v10.2.0/reference/environment.html. Seting both
# CUPY_NUM_BUILD_JOBS and CUPY_NUM_NVCC_THREADS to NIX_BUILD_CORES results in
# a small amount of thrashing but it turns out there are a large number of
# very short builds and a few extremely long ones, so setting both ends up
# working nicely in practice.
preConfigure = ''
export CUPY_NUM_BUILD_JOBS="$NIX_BUILD_CORES"
export CUPY_NUM_NVCC_THREADS="$NIX_BUILD_CORES"
'';
nativeBuildInputs = [
setuptools
wheel
addOpenGLRunpath
cython_0
cudaPackages.cuda_nvcc
];
buildInputs = [
cudatoolkit-joined
cudnn
cutensor
nccl
];
NVCC = "${lib.getExe cudaPackages.cuda_nvcc}"; # FIXME: splicing/buildPackages
CUDA_PATH = "${cudatoolkit-joined}";
propagatedBuildInputs = [
fastrlock
numpy
];
nativeCheckInputs = [
pytestCheckHook
mock
];
# Won't work with the GPU, whose drivers won't be accessible from the build
# sandbox
doCheck = false;
postFixup = ''
find $out -type f \( -name '*.so' -or -name '*.so.*' \) | while read lib; do
addOpenGLRunpath "$lib"
done
'';
enableParallelBuilding = true;
meta = with lib; {
description = "NumPy-compatible matrix library accelerated by CUDA";
homepage = "https://cupy.chainer.org/";
changelog = "https://github.com/cupy/cupy/releases/tag/v${version}";
license = licenses.mit;
platforms = [ "x86_64-linux" ];
maintainers = with maintainers; [ hyphon81 ];
};
}
|
