setup.py

#!/usr/bin/env python

"""
    This is the main setup script for h5py (http://www.h5py.org).

    Most of the functionality is provided in two separate modules:
    setup_configure, which manages compile-time/Cython-time build options
    for h5py, and setup_build, which handles the actual compilation process.
"""

from setuptools import Extension, setup
import sys
import os

# Newer packaging standards may recommend removing the current dir from the
# path, add it back if needed.
if '' not in sys.path:
    sys.path.insert(0, '')

import setup_build, setup_configure


VERSION = '3.12.1'


# these are required to use h5py
RUN_REQUIRES = [
    # We only really aim to support NumPy & Python combinations for which
    # there are wheels on PyPI (e.g. NumPy >=1.23.2 for Python 3.11).
    # But we don't want to duplicate the information in oldest-supported-numpy
    # here, and if you can build an older NumPy on a newer Python, h5py probably
    # works (assuming you build it from source too).
    # NumPy 1.19.3 is the first with wheels for Python 3.9, our minimum Python.
    "numpy >=1.19.3",
]

# Packages needed to build h5py (in addition to static list in pyproject.toml)
# For packages we link to (numpy, mpi4py), we build against the oldest
# supported version; h5py wheels should then work with newer versions of these.
# Downstream packagers - e.g. Linux distros - can safely build with newer
# versions.
# TODO: setup_requires is deprecated in setuptools.
SETUP_REQUIRES = []

if setup_configure.mpi_enabled():
    # mpi4py 3.1.1 fixed a typo in python_requires, which made older versions
    # incompatible with newer setuptools.
    RUN_REQUIRES.append('mpi4py >=3.1.1')
    SETUP_REQUIRES.append("mpi4py ==3.1.1; python_version<'3.11'")
    SETUP_REQUIRES.append("mpi4py ==3.1.4; python_version=='3.11.*'")
    SETUP_REQUIRES.append("mpi4py ==3.1.6; python_version>='3.12'")

# Set the environment variable H5PY_SETUP_REQUIRES=0 if we need to skip
# setup_requires for any reason.
if os.environ.get('H5PY_SETUP_REQUIRES', '1') == '0':
    SETUP_REQUIRES = []

# --- Custom Distutils commands -----------------------------------------------

CMDCLASS = {'build_ext': setup_build.h5py_build_ext}


# --- Dynamic metadata for setuptools -----------------------------------------

package_data = {'h5py': [], "h5py.tests.data_files": ["*.h5"]}
if os.name == 'nt':
    package_data['h5py'].append('*.dll')

setup(
  name = 'h5py',
  version = VERSION,
  package_data = package_data,
  ext_modules = [Extension('h5py.x',['x.c'])],  # To trick build into running build_ext
  install_requires = RUN_REQUIRES,
  setup_requires = SETUP_REQUIRES,
  cmdclass = CMDCLASS,
)

# see pyproject.toml for static metadata