update readme #2656

	name: Check

	on: push

	jobs:
	black-check:
	name: run checks
	runs-on: ubuntu-latest
	steps:
	- name: checkout code
	uses: actions/checkout@v2
	- name: set up python 3.8
	uses: actions/setup-python@v2
	with:
	python-version: 3.8
	- name: install requirements
	run: pip install -r requirements.txt -r requirements-dev.txt
	- name: check flake8
	run: flake8 --max-line-length=100 .
	- name: check mypy
	run: mypy --ignore-missing-imports .
	- name: run tests
	run: pytest tests.py

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