Upgrade to cython 3 #215

	name: CI Tests

	on:
	push:
	branches:
	- master
	# tags: # run CI if specific tags are pushed
	pull_request:
	branches:
	- master

	jobs:
	# Github Actions supports ubuntu, windows, and macos virtual environments:
	# https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners
	ci_tests:
	name: ${{ matrix.name }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	include:
	- name: Ubuntu - Python 3.9 with all optional dependencies
	os: ubuntu-latest
	python: 3.9
	toxenv: 'py39-test-alldeps'

	- name: MacOs - Python 3.9 with all optional dependencies
	os: macos-latest
	python: 3.9
	toxenv: 'py39-test-alldeps'

	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Set up python ${{ matrix.python }} on ${{ matrix.os }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python }}
	- name: Install base dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install tox codecov
	- name: Test with tox
	run: \|
	tox -e ${{ matrix.toxenv }}
	# This is an example of how to upload coverage to codecov
	# - name: Upload coverage to codecov
	# if: "contains(matrix.toxenv, '-cov')"
	# uses: codecov/codecov-action@v2
	# with:
	# file: ./coverage.xml

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