Add association for mixtures #661

	name: cibuildwheel

	on: [push, pull_request]

	jobs:
	build_wheels:
	name: Build wheels on ${{ matrix.os }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-20.04, windows-2019, macOS-11]

	steps:
	- uses: actions/checkout@v3
	- name: checkout submodules
	run: git submodule update --init --recursive

	# Used to host cibuildwheel
	- uses: actions/setup-python@v3

	- name: Install cibuildwheel and other dependencies
	run: python -m pip install cibuildwheel==2.16.2 build wheel setuptools

	# - name: Install LLVM (clang-cl) on windows
	# run: choco install -y llvm
	# if: runner.os == 'Windows'

	- name: Build sdist
	run: python -m build --no-isolation --sdist --outdir wheelhouse
	if: runner.os == 'Windows'

	- name: Build wheels
	run: python -m cibuildwheel --output-dir wheelhouse
	# to supply options, put them in 'env', like:
	env:
	CIBW_ARCHS: auto64
	CIBW_ARCHS_MACOS: universal2
	CIBW_ENVIRONMENT_MACOS: MACOSX_DEPLOYMENT_TARGET=10.15
	CIBW_BUILD_VERBOSITY_WINDOWS: 2
	CIBW_SKIP: "pypy pp cp36"

	- uses: actions/upload-artifact@v3
	with:
	path: \|
	./wheelhouse/*.whl
	./wheelhouse/*.tar.gz

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