Update actions/checkout action to v4 #153

	name: Python package

	on: [push, pull_request]

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	max-parallel: 4
	matrix:
	python-version: ["3.7", "3.8", "3.9", "3.10"]
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	- name: Install it
	run: \|
	python setup.py install
	- name: Black Check
	run: \|
	pip install black
	black . --check
	- name: Run pytest and Generate coverage report
	run: \|
	pip install pytest pytest-cov
	python -m pytest --cov=your --cov-report=xml
	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v3
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	file: ./coverage.xml
	name: codecov-umbrella
	fail_ci_if_error: true

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