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{ stdenv, fetchurl, python, buildPythonPackage, mpi, openssh, isPy3k, isPyPy }:
buildPythonPackage rec {
name = "mpi4py-1.3.1";
src = fetchurl {
url = "https://bitbucket.org/mpi4py/mpi4py/downloads/${name}.tar.gz";
sha256 = "e7bd2044aaac5a6ea87a87b2ecc73b310bb6efe5026031e33067ea3c2efc3507";
};
passthru = {
inherit mpi;
};
# The tests in the `test_spawn` module fail in the chroot build environment.
# However, they do pass in a pure, or non-pure nix-shell. Hence, we
# deactivate these particular tests.
# Unfortunately, the command-line arguments to `./setup.py test` are not
# correctly passed to the test-runner. Hence, these arguments are patched
# directly into `setup.py`.
patchPhase = ''
sed 's/err = main(cmd.args or \[\])/err = main(cmd.args or ["-v", "-e", "test_spawn"])/' -i setup.py
'';
configurePhase = "";
installPhase = ''
mkdir -p "$out/lib/${python.libPrefix}/site-packages"
export PYTHONPATH="$out/lib/${python.libPrefix}/site-packages:$PYTHONPATH"
${python}/bin/${python.executable} setup.py install \
--install-lib=$out/lib/${python.libPrefix}/site-packages \
--prefix="$out"
# --install-lib:
# sometimes packages specify where files should be installed outside the usual
# python lib prefix, we override that back so all infrastructure (setup hooks)
# work as expected
'';
setupPyBuildFlags = ["--mpicc=${mpi}/bin/mpicc"];
buildInputs = [ mpi ];
# Requires openssh for tests. Tests of dependent packages will also fail,
# if openssh is not present. E.g. h5py with mpi support.
propagatedBuildInputs = [ openssh ];
disabled = isPy3k || isPyPy;
meta = {
description =
"Python bindings for the Message Passing Interface standard";
homepage = "http://code.google.com/p/mpi4py/";
license = stdenv.lib.licenses.bsd3;
};
}
|