build on 3.5 too #403

	---
	name: lint

	"on":
	push: {}

	permissions:
	contents: read

	jobs:
	lint:
	runs-on: [ubuntu-latest]

	env:
	SKIP_VENV: 1

	steps:
	- name: Checkout
	uses: actions/checkout@v3
	with:
	submodules: recursive

	- name: Fetch master (for incremental diff, lint filter mask)
	run: git fetch origin master

	- name: Reload Cache / pip
	uses: actions/setup-python@v4
	with:
	python-version: 3
	cache: "pip" # caching pip dependencies
	cache-dependency-path: "*/requirements.txt"
	update-environment: false

	- name: Install requirements
	run: \|
	pip install -r requirements.txt
	pip install -r requirements-lint.txt

	# NOTE: pytest is needed to lint the folder: "tests/"
	pip install -r requirements-test.txt

	- name: Lint
	run: make lint

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