append strikes again #759

	# Run unit tests

	name: Unit tests

	on: [push]

	jobs:
	build:
	# Usnure of exact issue, but this seems to fix it, and more details here:
	# https://github.com/actions/setup-python/issues/544
	# https://github.com/actions/setup-python/issues/665
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11"]

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	check-latest: true
	cache: 'pip'

	- name: Install package (and dependencies)
	run: pip install -e .

	# Run tests
	- name: Run tests
	run: python -m pytest

Provide feedback