Adds the warning #1505

	name: tests
	on:
	push:
	branches:
	- master
	pull_request:

	jobs:
	python-tests:
	name: python
	runs-on: ubuntu-latest

	steps:
	- name: Cancel Previous Runs
	uses: styfle/cancel-workflow-action@0.4.1
	with:
	access_token: ${{ github.token }}

	- name: Checkout The Walrus
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.9

	- name: Install dependencies
	run: \|
	python3 -m pip install --upgrade pip
	pip install -r requirements.txt
	pip install pytest pytest-cov pytest-randomly wheel codecov

	- name: Install The Walrus
	run: \|
	pip install -e .

	- name: Run tests
	run: python3 -m pytest thewalrus --randomly-seed=137 --cov=thewalrus --cov-report term-missing --cov-report=html:coverage_html_report --cov-report=xml:coverage.xml

	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v3
	with:
	files: ./coverage.xml
	fail_ci_if_error: true

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