Add formatting check #1

	name: Check Python code format

	on:
	push:
	branches:
	- '**'
	tags:
	- '*'
	pull_request:
	branches:
	- '**'

	jobs:
	black:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.x'

	- name: Install dependencies
	run: \|
	pip install black

	- name: Check formatting with black
	run: \|
	black --check .

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