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Merge pull request #164176 from samuela/samuela/jaxlib

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python3Packages.jaxlib: cudatoolkit is necessary in propagatedBuildInputs when cudaSupport is enabled
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Samuel Ainsworth 2022-03-18 08:36:15 -07:00 committed by GitHub
commit 4585fc03be
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2 changed files with 15 additions and 3 deletions
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12
pkgs/development/python-modules/jaxlib/bin.nix
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@ -120,9 +120,15 @@ buildPythonPackage rec {
done
'';
# pip dependencies and optionally cudatoolkit. Note that cudatoolkit is
# necessary since jaxlib looks for "ptxas" in $PATH.
propagatedBuildInputs = [ absl-py flatbuffers scipy ] ++ lib.optional cudaSupport cudatoolkit_11;
propagatedBuildInputs = [ absl-py flatbuffers scipy ];
# Note that cudatoolkit is snecessary since jaxlib looks for "ptxas" in $PATH.
# See https://github.com/NixOS/nixpkgs/pull/164176#discussion_r828801621 for
# more info.
postInstall = lib.optional cudaSupport ''
mkdir -p $out/bin
ln -s ${cudatoolkit_11}/bin/ptxas $out/bin/ptxas
'';
pythonImportsCheck = [ "jaxlib" ];

6
pkgs/development/python-modules/jaxlib/default.nix
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@ -259,7 +259,13 @@ buildPythonPackage {
src = "${bazel-build}/jaxlib-${version}-cp${builtins.replaceStrings ["."] [""] python.pythonVersion}-none-manylinux2010_${stdenv.targetPlatform.linuxArch}.whl";
# Note that cudatoolkit is necessary since jaxlib looks for "ptxas" in $PATH.
# See https://github.com/NixOS/nixpkgs/pull/164176#discussion_r828801621 for
# more info.
postInstall = lib.optionalString cudaSupport ''
mkdir -p $out/bin
ln -s ${cudatoolkit}/bin/ptxas $out/bin/ptxas
find $out -type f \( -name '*.so' -or -name '*.so.*' \) | while read lib; do
addOpenGLRunpath "$lib"
patchelf --set-rpath "${cudatoolkit}/lib:${cudatoolkit.lib}/lib:${cudnn}/lib:${nccl}/lib:$(patchelf --print-rpath "$lib")" "$lib"