gh-36170: Fix the ascii art for the Heisenberg Lie algebras #4

	name: Lint

	on: [push, pull_request]

	concurrency:
	# Cancel previous runs of this workflow for the same branch
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	lint-pycodestyle:
	name: Code style check with pycodestyle
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Install pycodestyle
	run: pip install tox pycodestyle
	- name: Lint using pycodestyle
	run: tox -e pycodestyle-minimal
	lint-relint:
	name: Code style check with relint
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Install relint
	run: pip install tox relint
	- name: Lint using relint
	run: tox -e relint -- src/sage/
	lint-rst:
	name: Validate docstring markup as RST
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Install tox
	run: pip install tox
	- name: Lint using tox -e rst
	run: tox -e rst

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