nixpkgs/pkgs/development/python-modules/numpy-scipy-support.nix
2015-11-21 21:44:12 +01:00

35 lines
862 B
Nix

{
# Python package expression
python,
# Name of package (e.g. numpy or scipy)
pkgName,
# OpenBLAS math library
openblas
}:
{
# Re-export openblas here so that it can be sure that the same one will be used
# in the propagatedBuildInputs.
inherit openblas;
# First "install" the package, then import what was installed, and call the
# .test() function, which will run the test suite.
checkPhase = ''
runHook preCheck
pushd dist
${python.interpreter} -c 'import ${pkgName}; ${pkgName}.test("fast", verbose=10)'
popd
runHook postCheck
'';
# Creates a site.cfg telling the setup script where to find depended-on
# math libraries.
preBuild = ''
echo "Creating site.cfg file..."
cat << EOF > site.cfg
[openblas]
include_dirs = ${openblas}/include
library_dirs = ${openblas}/lib
EOF
'';
}