Add GitHub Action for Black Formatter #2

	name: Black Formatter

	on: [push, pull_request]

	jobs:
	format:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.8

	- name: Install Black
	run: pip install black

	- name: Run Black
	run: black .

	- name: Commit changes
	run: \|
	git config --global user.name 'github-actions'
	git config --global user.email '[email protected]'
	git diff --quiet && git diff --staged --quiet \|\| (git add . && git commit -m "Apply black formatting")
	git push

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