72 lines
1.8 KiB
Nix
72 lines
1.8 KiB
Nix
{ stdenv, lib, fetchPypi, python, buildPythonPackage, gfortran, pytest, blas, writeTextFile }:
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let
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blasImplementation = lib.nameFromURL blas.name "-";
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cfg = writeTextFile {
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name = "site.cfg";
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text = (lib.generators.toINI {} {
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"${blasImplementation}" = {
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include_dirs = "${blas}/include";
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library_dirs = "${blas}/lib";
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} // lib.optionalAttrs (blasImplementation == "mkl") {
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mkl_libs = "mkl_rt";
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lapack_libs = "";
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};
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});
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};
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in buildPythonPackage rec {
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pname = "numpy";
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version = "1.16.2";
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src = fetchPypi {
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inherit pname version;
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extension = "zip";
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sha256 = "1c4inssky16p6ab63n1gass6dik1dzxrp3y7kmxbdq6xg4w2wsbc";
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};
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nativeBuildInputs = [ gfortran pytest ];
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buildInputs = [ blas ];
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patches = lib.optionals (python.hasDistutilsCxxPatch or false) [
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# We patch cpython/distutils to fix https://bugs.python.org/issue1222585
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# Patching of numpy.distutils is needed to prevent it from undoing the
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# patch to distutils.
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./numpy-distutils-C++.patch
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];
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preConfigure = ''
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sed -i 's/-faltivec//' numpy/distutils/system_info.py
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export NPY_NUM_BUILD_JOBS=$NIX_BUILD_CORES
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'';
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preBuild = ''
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ln -s ${cfg} site.cfg
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'';
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enableParallelBuilding = true;
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checkPhase = ''
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runHook preCheck
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pushd dist
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${python.interpreter} -c 'import numpy; numpy.test("fast", verbose=10)'
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popd
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runHook postCheck
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'';
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passthru = {
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blas = blas;
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inherit blasImplementation cfg;
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};
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# Disable two tests
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# - test_f2py: f2py isn't yet on path.
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# - test_large_file_support: takes a long time and can cause the machine to run out of disk space
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NOSE_EXCLUDE="test_f2py,test_large_file_support";
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meta = {
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description = "Scientific tools for Python";
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homepage = http://numpy.scipy.org/;
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maintainers = with lib.maintainers; [ fridh ];
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};
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}
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