Update Ruff, fix some minor issues #760

	name: Python package

	on: [push, pull_request]

	env:
	DOCKER_BUILDKIT: '1'
	FORCE_COLOR: 1

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v4
	with:
	python-version: '3.x'
	- run: pip install -U ruff==0.1.8
	- name: Run ruff
	run: ruff docker tests

	unit-tests:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	allow-prereleases: true
	- name: Install dependencies
	run: \|
	python3 -m pip install --upgrade pip
	pip3 install -r test-requirements.txt -r requirements.txt
	- name: Run unit tests
	run: \|
	docker logout
	rm -rf ~/.docker
	py.test -v --cov=docker tests/unit

	integration-tests:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	variant: [ "integration-dind", "integration-dind-ssl", "integration-dind-ssh" ]

	steps:
	- uses: actions/checkout@v4
	- name: make ${{ matrix.variant }}
	run: \|
	docker logout
	rm -rf ~/.docker
	make ${{ matrix.variant }}

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