nixpkgs/pkgs/development/python-modules/h5py/default.nix

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{ stdenv, fetchurl, python, buildPythonPackage
, numpy, hdf5, cython, six, pkgconfig
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, mpiSupport ? false, mpi4py ? null, mpi ? null }:
assert mpiSupport == hdf5.mpiSupport;
assert mpiSupport -> mpi != null
&& mpi4py != null
&& mpi == mpi4py.mpi
&& mpi == hdf5.mpi
;
with stdenv.lib;
buildPythonPackage rec {
name = "h5py-${version}";
version = "2.5.0";
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src = fetchurl {
url = "mirror://pypi/h/h5py/${name}.tar.gz";
sha256 = "9833df8a679e108b561670b245bcf9f3a827b10ccb3a5fa1341523852cfac2f6";
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};
configure_flags = "--hdf5=${hdf5}" + optionalString mpiSupport " --mpi";
postConfigure = ''
${python.executable} setup.py configure ${configure_flags}
'';
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preBuild = if mpiSupport then "export CC=${mpi}/bin/mpicc" else "";
buildInputs = [ hdf5 cython pkgconfig ]
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++ optional mpiSupport mpi
;
propagatedBuildInputs = [ numpy six]
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++ optional mpiSupport mpi4py
;
meta = {
description =
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"Pythonic interface to the HDF5 binary data format";
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homepage = "http://www.h5py.org/";
license = stdenv.lib.licenses.bsd2;
};
}