Update README.md #185

	# This workflow will install Python dependencies, run tests and black with a single version of Python
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python build

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:

	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	python-version: [3.5, 3.6, 3.7, 3.8]
	os: [ubuntu-latest, macos-latest]
	env:
	OS: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install pytest
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
	- name: Test with pytest
	run: \|
	pytest

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