Switch to pyproject.toml for project metadata #940

	name: Flake8

	on:
	push:
	pull_request:

	jobs:
	flake8:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: 3.x
	cache: pip
	cache-dependency-path: requirements*.txt

	- name: Install pre-commit
	run: \|
	python -m pip install --upgrade pip wheel
	pip install -r requirements-dev.txt

	- name: Run flake8
	run: \|
	echo "::add-matcher::.github/matchers/flake8.json"
	pre-commit run flake8 --all-files
	echo "::remove-matcher owner=flake8::"

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