Updated README with online DOI #656

	name: Style tests (flake8)

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

	jobs:

	build-and-test:
	name: style test
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v1

	- name: Set up Python 3.9
	uses: actions/setup-python@v1
	with:
	python-version: 3.9
	architecture: x64

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install flake8
	python -m pip install .
	- name: run style tests
	run: \|
	python -m flake8

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