update readme #346

	name: CI

	on: [push]

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- name: Set up Python 3.8
	uses: actions/setup-python@v2
	with:
	python-version: 3.8

	- name: cache poetry install
	uses: actions/cache@v2
	with:
	path: ~/.local
	key: poetry-1.4.0-0

	- name: Install Poetry
	uses: snok/install-poetry@v1
	with:
	version: 1.4.0
	virtualenvs-create: true
	virtualenvs-in-project: true

	- name: cache deps
	id: cache-deps
	uses: actions/cache@v2
	with:
	path: .venv
	key: pydeps-${{ hashFiles('**/poetry.lock') }}

	- name: Install Dependencies
	run: poetry install --no-interaction --no-root
	if: steps.cache-deps.outputs.cache-hit != 'true'

	- run: poetry install --no-interaction

	- name: Test with pytest
	run: poetry run pytest

	- name: Test with pytest coverage
	run: poetry run coverage run -m pytest

	- name: "Combine"
	run: \|
	poetry run coverage json
	export TOTAL=$(python -c "import json;print(json.load(open('coverage.json'))['totals']['percent_covered_display'])")
	echo "total=$TOTAL" >> $GITHUB_ENV
	echo "### Total coverage: ${TOTAL}%" >> $GITHUB_STEP_SUMMARY

	- name: "Make badge"
	uses: schneegans/dynamic-badges-action@v1.6.0
	with:
	auth: ${{ secrets.GIST_TOKEN }}
	gistID: 6f1661c6310e1b31c9a10b0d09d52d11 # replace with your real Gist id.
	filename: covbadge.json
	label: Coverage
	message: ${{ env.total }}%
	minColorRange: 50
	maxColorRange: 90
	valColorRange: ${{ env.total }}

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