Fix code style (and validation) #114

	name: Tests

	on:
	push:
	branches:
	- master
	tags:
	- '*'
	pull_request:


	jobs:
	tests:
	name: ${{ matrix.name }}
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	include:
	- name: Code style checks
	os: ubuntu-latest
	python: 3.x
	toxenv: codestyle

	- name: Build the docs
	os: ubuntu-latest
	python: 3.8
	toxenv: build_docs

	- name: Python 3.9 with minimal dependencies
	os: ubuntu-latest
	python: 3.9
	toxenv: py39

	- name: Python 3.9 with full coverage
	os: ubuntu-latest
	python: 3.9
	toxenv: py39-alldeps-cov

	- name: Python 3.6 with oldest supported version of all dependencies
	os: ubuntu-latest
	python: 3.6
	toxenv: py36-oldestdeps

	- name: Python 3.7 (MacOS X) with all optional dependencies
	os: macos-latest
	python: 3.7
	toxenv: py37-alldeps

	- name: Python 3.8 (Windows) with all optional dependencies
	os: windows-latest
	python: 3.8
	toxenv: py38-alldeps

	- name: Download all of the builtins
	os: ubuntu-latest
	python: 3.9
	toxenv: builtins

	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python }}
	- name: Install Python dependencies
	run: python -m pip install --upgrade tox
	- name: Run tests
	run: tox ${{ matrix.toxargs }} -e ${{ matrix.toxenv }}
	- name: Upload coverage to codecov
	if: contains(matrix.toxenv,'-cov')
	uses: codecov/codecov-action@v2
	with:
	file: ./coverage.xml

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