Bump actions/checkout from 3 to 4 #877

	name: Coverage

	on: [push]

	permissions:
	contents: read

	env:
	FORCE_COLOR: "1"

	jobs:
	coverage:
	runs-on: ubuntu-latest
	if: github.repository_owner == 'sphinx-doc'

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: 3

	- name: Check Python version
	run: python --version

	- name: Install graphviz
	run: sudo apt-get install graphviz

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install .[test] pytest-cov

	- name: Test with pytest
	run: python -m pytest -vv --cov . --cov-append --cov-config pyproject.toml
	env:
	VIRTUALENV_SYSTEM_SITE_PACKAGES: "1"

	- name: codecov
	uses: codecov/codecov-action@v3

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