Lint

update doc + pre-commit (#59) #365

	name: Lint

	on: [push]

	jobs:
	flake8_py3:
	runs-on: ubuntu-latest
	steps:
	- name: Setup Python
	uses: actions/setup-python@v1
	with:
	architecture: x64

	- uses: actions/checkout@v1
	with:
	fetch-depth: 20

	- name: Install flake8
	run: pip install flake8

	- name: Run flake8
	uses: suo/flake8-github-action@releases/v1
	with:
	checkName: 'flake8_py3'
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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