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