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{ stdenv, fetchPypi, isPy27, python, buildPythonPackage
, numpy, hdf5, cython, six, pkgconfig, unittest2, fetchpatch
, mpi4py ? null, openssh, pytest }:
assert hdf5.mpiSupport -> mpi4py != null && hdf5.mpi == mpi4py.mpi;
with stdenv.lib;
let
mpi = hdf5.mpi;
mpiSupport = hdf5.mpiSupport;
in buildPythonPackage rec {
version = "2.10.0";
pname = "h5py";
disabled = isPy27;
src = fetchPypi {
inherit pname version;
sha256 = "84412798925dc870ffd7107f045d7659e60f5d46d1c70c700375248bf6bf512d";
};
configure_flags = "--hdf5=${hdf5}" + optionalString mpiSupport " --mpi";
postConfigure = ''
${python.executable} setup.py configure ${configure_flags}
# Needed to run the tests reliably. See:
# https://bitbucket.org/mpi4py/mpi4py/issues/87/multiple-test-errors-with-openmpi-30
${optionalString mpiSupport "export OMPI_MCA_rmaps_base_oversubscribe=yes"}
'';
preBuild = if mpiSupport then "export CC=${mpi}/bin/mpicc" else "";
checkInputs = optional isPy27 unittest2 ++ [ pytest openssh ];
nativeBuildInputs = [ pkgconfig ];
buildInputs = [ hdf5 cython ]
++ optional mpiSupport mpi;
propagatedBuildInputs = [ numpy six]
++ optionals mpiSupport [ mpi4py openssh ];
meta = {
description =
"Pythonic interface to the HDF5 binary data format";
homepage = "http://www.h5py.org/";
license = stdenv.lib.licenses.bsd2;
};
}
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