pep8 #552

	# This workflow performs code quality checks like:
	# - PEP8: the workflow fails if code is not PEP8 compliant
	# - flake8: the problems identified by flake 8 are listed but the workflow
	# presently doesn't fail if flake reports errors.

	name: Code Quality

	on: [push]

	env:
	max_line_length: 150

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.10"]
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: "3.10"

	- name: install pip tools
	run: \|
	python -m pip install --upgrade pip
	pip install --upgrade pip-tools

	- name: install code quality tools
	run: pip install --upgrade autopep8 flake8

	- name: Run (partial) flake8
	if: ${{ ! cancelled() }}
	run: flake8 --select F401,F522,F524,F541 --show-source ./

	- name: check PEP8 compliance
	if: ${{ ! cancelled() }}
	id: autopep8
	run: \|
	autopep8 --diff --exit-code --recursive --max-line-length ${{ env.max_line_length }} --ignore E402 .

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