Back to development: 2.4.20 #343

	name: Unit tests

	# Controls when the workflow will run
	on:
	# Trigger the workflow on push or pull request events:
	push:
	branches: [ master ]
	pull_request:

	# Allow to run this workflow manually from the Actions tab:
	workflow_dispatch:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	build:
	strategy:
	matrix:
	python-version: [ '3.6', '3.7', '3.8', '3.9' ]

	# The type of runner that the job will run on
	runs-on: ubuntu-20.04

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install tox
	- name: Test
	run: tox -e py

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