stick to ubuntu 20.04 for test CI workflow, so we can keep testing wi… #38

	name: Run tests
	on: [push, pull_request]
	jobs:
	test:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python: [3.6, 3.7, 3.8, 3.9, '3.10']
	fail-fast: false
	steps:
	- name: Check out repository code
	uses: actions/checkout@v4

	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{matrix.python}}

	- name: Install required Python packages + pytest
	run: \|
	python -m pip install -r requirements.txt
	python -m pip install pytest

	- name: Run test suite
	run: \|
	./test.sh

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