Ignore PDFs if they start with a dash #30

	name: Python checks
	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python 3
	uses: actions/setup-python@v3
	with:
	python-version: 3.9
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements-dev.txt
	- name: Lint with ruff
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	ruff check --select=E9,F63,F7,F82
	# exit-zero treats all errors as warnings.
	ruff check --exit-zero
	- name: Check formatting with black
	uses: psf/black@stable
	with:
	src: "."
	options: "--check --verbose"

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