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{ lib
, fetchPypi
, buildPythonPackage
, pythonOlder
, setuptools
, wheel
, numpy
, hdf5
, cython_0
, pkgconfig
, mpi4py ? null
, openssh
, pytestCheckHook
, cached-property
}:
assert hdf5.mpiSupport -> mpi4py != null && hdf5.mpi == mpi4py.mpi;
let
mpi = hdf5.mpi;
mpiSupport = hdf5.mpiSupport;
in buildPythonPackage rec {
version = "3.11.0";
pname = "h5py";
pyproject = true;
disabled = pythonOlder "3.7";
src = fetchPypi {
inherit pname version;
hash = "sha256-e36PeAcqLt7IfJg28l80ID/UkqRHVwmhi0F6M8+yH6k=";
};
# avoid strict pinning of numpy
postPatch = ''
substituteInPlace pyproject.toml \
--replace-fail "numpy >=2.0.0rc1" "numpy"
'';
HDF5_DIR = "${hdf5}";
HDF5_MPI = if mpiSupport then "ON" else "OFF";
postConfigure = ''
# Needed to run the tests reliably. See:
# https://bitbucket.org/mpi4py/mpi4py/issues/87/multiple-test-errors-with-openmpi-30
${lib.optionalString mpiSupport "export OMPI_MCA_rmaps_base_oversubscribe=yes"}
'';
preBuild = lib.optionalString mpiSupport "export CC=${lib.getDev mpi}/bin/mpicc";
nativeBuildInputs = [
cython_0
numpy
pkgconfig
setuptools
wheel
];
buildInputs = [ hdf5 ]
++ lib.optional mpiSupport mpi;
propagatedBuildInputs = [ numpy ]
++ lib.optionals mpiSupport [ mpi4py openssh ]
++ lib.optionals (pythonOlder "3.8") [ cached-property ];
# tests now require pytest-mpi, which isn't available and difficult to package
doCheck = false;
nativeCheckInputs = [ pytestCheckHook openssh ];
pythonImportsCheck = [ "h5py" ];
meta = with lib; {
changelog = "https://github.com/h5py/h5py/blob/${version}/docs/whatsnew/${lib.versions.majorMinor version}.rst";
description = "Pythonic interface to the HDF5 binary data format";
homepage = "http://www.h5py.org/";
license = licenses.bsd3;
maintainers = [ ];
};
}
|
