Add mutually exclusive group #2796

	name: Checks

	on:
	push:
	pull_request:

	jobs:
	tests:
	name: "Python ${{ matrix.python-version }}"
	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
	uses: actions/setup-python@v4
	with:
	python-version: "${{ matrix.python-version }}"

	- name: Cache Python dependencies
	uses: actions/cache@v3
	with:
	path: .venv
	key: ${{ runner.os }}-pip-${{ hashFiles('**/poetry.lock') }}-py-${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	curl -sSL https://install.python-poetry.org \| python
	poetry config virtualenvs.in-project true
	poetry install --no-interaction

	- name: Check code formatting
	run: \|
	poetry run black --check .
	poetry run ruff check .

	- name: Static type checks with mypy
	run: poetry run mypy .

	- name: Test with pytest
	run: poetry run pytest

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