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python2Packages.numpy: fix openblas threads

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Jonathan Ringer
2020-11-17 09:39:27 -08:00
committed by Jonathan Ringer
parent 8f7cec2297
commit e949d75899
1 changed files with 1 additions and 0 deletions
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pkgs/development/python-modules/numpy/1.16.nix
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@@ -60,6 +60,7 @@ in buildPythonPackage rec {
preConfigure = '' preConfigure = ''
sed -i 's/-faltivec//' numpy/distutils/system_info.py sed -i 's/-faltivec//' numpy/distutils/system_info.py
export NPY_NUM_BUILD_JOBS=$NIX_BUILD_CORES export NPY_NUM_BUILD_JOBS=$NIX_BUILD_CORES
export OMP_NUM_THREADS=$((NIX_BUILD_CORES > 64 ? 64 : NIX_BUILD_CORES))
''; '';
preBuild = '' preBuild = ''