Bump actions/checkout from 3 to 4 #92

	name: CI

	on:
	push:
	branches: [ master ]
	tags:
	- "v" # Tag events matching v, i.e. v1.0, v20.15.10
	pull_request:
	branches: [ master ]


	jobs:

	Lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.x"
	- run: \|
	python -m pip install --upgrade hatch
	pip install -e .[dev]
	hatch run lint

	Test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [ "3.8", "3.9", "3.10", "3.11" ]
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- run: \|
	python -m pip install --upgrade pip
	pip install -e .[dev]
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	pytest

	Release:
	# Only run on v* tag events
	if: startsWith(github.ref, 'refs/tags')
	needs: [Lint, Test]
	uses: open2c/cooler/.github/workflows/publish.yml@master

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