Wires final (merge second) #2392

	name: Formatting check
	on:
	pull_request:

	jobs:
	black:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.9

	- name: Install black formatter
	run: \|
	python -m pip install --upgrade pip
	pip install black

	- name: Check formatting
	run: \|
	python -m black -l 100 mrmustard/ tests/ --check

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