fix #47

	name: Tests

	on: [push]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: pip
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt -r requirements_dev.txt
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	python -m flake8 . --count --show-source --statistics
	- name: Check code format with Black
	run: \|
	# stop the build if psf/black found not formatted file
	# https://github.com/psf/black
	python -m black . --check
	- name: Check package build
	run: \|
	python setup.py sdist
	python setup.py bdist_wheel

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