Tidying up after some recent PRs #1237

	name: Examples

	on: pull_request

	jobs:
	build:

	runs-on: ${{ matrix.operating-system }}
	defaults:
	run:
	shell: bash

	strategy:
	fail-fast: false
	max-parallel: 5
	matrix:
	python-version: ['3.8']
	operating-system: [ubuntu-latest]
	# Next line should be [1, 2, ..., max-parallel)
	test_group: [1, 2, 3, 4, 5]

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

	- name: Cache pip
	uses: actions/cache@v2
	with:
	# This path is specific to Ubuntu
	path: ~/.cache/pip
	# Look to see if there is a cache hit for the corresponding requirements file
	key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-
	${{ runner.os }}-

	- name: Install dependencies (pip)
	run: \|
	pip install -r requirements.txt
	pip install -r requirements/tests.txt
	pip install -r requirements/examples.txt

	- name: Running tests
	# Make sure to pass max-parallel to --splits
	run: \|
	pytest examples/ \
	--nbval-lax \
	--splits ${{ strategy.max-parallel}} \
	--group ${{ matrix.test_group }} \
	--durations-path test/fixtures/.test_durations_examples \
	--suppress-no-test-exit-code # so if no tests collected, CI won't break

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