fix for CI (black) #172

	name: formatting

	on: pull_request

	jobs:
	run-linters:
	name: Run formatter
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2
	- name: Setup Python
	uses: actions/setup-python@v1
	with:
	python-version: "3.7"
	- name: Install dependencies
	run: \|
	pip install black flake8
	- name: Run linters / formatters
	uses: wearerequired/lint-action@master
	with:
	black: true
	flake8: true
	auto_fix: true

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