When building the teaching-guidelines document in multipage HTML #18

	# This action is used to run tests to ensure all tools work like expected.

	name: Tool CI

	on: [push]

	jobs:
	build:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python-version: [3.7, 3.8, 3.9]

	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	pip install -r tools/requirements.txt

	- name: Run unittests
	run: \|
	cd tools
	pytest

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