Build python wheels via scikit-build-core #195

	# SPDX-License-Identifier: BSD-3-Clause
	# Copyright (c) Contributors to the OpenEXR Project.

	name: Python Wheels

	on:

	# Run on all changes (PR and push) to the python binding
	# source/configuration files, except on the release branches, which
	# have their own workflow, which also publish to pypi/test.pypi.
	# Note that changes to the core libraries will not
	# trigger building the wheels. However, the main ci workflow does
	# build and test the bindings (for a single python version on a
	# single arch)

	push:
	branches-ignore:
	- RB-*
	paths:
	- 'src/wrappers/python/**'
	- 'pyproject.toml'
	- '.github/workflows/python-wheels.yml'
	pull_request:
	branches-ignore:
	- RB-*
	paths:
	- 'src/wrappers/python/**'
	- 'pyproject.toml'
	- '.github/workflows/python-wheels.yml'

	permissions:
	contents: read

	jobs:
	build_wheels:
	name: Python Wheels - ${{ matrix.os }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]

	steps:

	- name: Checkout
	uses: actions/checkout@v4

	- name: Install Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.x'

	- name: Build wheel
	uses: pypa/[email protected]
	env:
	CIBW_ARCHS_MACOS: x86_64 arm64 universal2
	# Skip python 3.6 since scikit-build-core requires 3.7+
	# Skip 32-bit wheels builds on Windows
	# Also skip the PyPy builds, since they fail the unit tests
	CIBW_SKIP: cp36-* -win32 _i686 pp*
	CIBW_TEST_SKIP: "-macosxarm64"

	- name: Upload artifact
	uses: actions/upload-artifact@v4
	with:
	name: wheel-${{ matrix.os }}
	path: wheelhouse/*.whl

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