SC80141 | Fix ReadTheDocs Build #441

	name: Formatting check
	on:
	- pull_request

	jobs:
	changes:
	runs-on: ubuntu-latest
	# Required permissions
	permissions:
	pull-requests: read
	# Set job outputs to values from filter step
	outputs:
	sf: ${{ steps.filter.outputs.sf }}
	steps:
	# For pull requests it's not necessary to checkout the code
	- uses: dorny/paths-filter@v3
	id: filter
	with:
	filters: \|
	sf:
	- pennylane_sf/**
	- tests/**
	- .pylintrc
	- Makefile
	- requirements-ci.txt
	- requirements.txt
	- setup.py
	black:
	needs: changes
	if: ${{ needs.changes.outputs.sf == 'true' }}
	runs-on: ubuntu-latest
	steps:
	- uses: dorny/paths-filter@v3
	id: filter
	with:
	filters: \|
	sf:
	- pennylane_sf/**
	- tests/**
	- .pylintrc
	- Makefile
	- requirements-ci.txt
	- requirements.txt
	- setup.py
	- name: Cancel Previous Runs
	uses: styfle/[email protected]
	with:
	access_token: ${{ github.token }}

	- name: Set up Python
	if: steps.filter.outputs.sf == 'true'
	uses: actions/setup-python@v2
	with:
	python-version: 3.8

	- name: Install dependencies
	if: steps.filter.outputs.sf == 'true'
	run: pip install black

	- uses: actions/checkout@v2

	- name: Run Black
	if: steps.filter.outputs.sf == 'true'
	run: black -l 100 pennylane_sf/ --check

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