Make optional #83

	name: Python package

	on: [push]

	jobs:
	build-and-test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.11"
	- name: cache poetry install
	uses: actions/cache@v2
	with:
	path: ~/.local
	key: poetry-1.6.1-0
	- uses: snok/install-poetry@v1
	with:
	version: 1.6.1
	virtualenvs-create: true
	virtualenvs-in-project: true
	- name: cache deps
	id: cache-deps
	uses: actions/cache@v2
	with:
	path: .venv
	key: pydeps-${{ hashFiles('**/poetry.lock') }}
	- name: Install dependencies
	run: \|
	poetry install --no-interaction
	- name: Format check
	run: \|
	poetry run black --check .
	- name: Lint check
	run: \|
	poetry run ruff .
	- name: Type check
	run: \|
	poetry run mypy .
	- name: Test with pytest
	run: \|
	poetry run pytest tests

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