GNNE-1886 210_docs and script #901

	name: presubmit checks
	on:
	# We don't want 'edited' (that's basically just the description, title, etc)
	# We don't want 'review_requested' (that's redundant to the ones below for our purposes)
	pull_request:
	types: [opened, synchronize, reopened]
	paths:
	- '**.py'

	jobs:
	check_autopep8_format:
	name: Check autopep8-format
	runs-on: ubuntu-latest
	steps:
	- name: autopep8
	id: autopep8
	uses: peter-evans/autopep8@v1
	with:
	args: --recursive --in-place tests python

	- name: Fail if autopep8 made changes
	if: steps.autopep8.outputs.exit-code == 2
	run: exit 1

Provide feedback