Linting #23

	name: Linting

	on:
	pull_request:
	paths:
	- ".github/workflows/lint.yml"
	- ".pre-commit-config.yaml"
	- "**.py"
	push:
	paths:
	- ".github/workflows/lint.yml"
	- ".pre-commit-config.yaml"
	- "**.py"

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.sha }}
	cancel-in-progress: true

	jobs:
	lint:
	name: nox -s lint
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3

	- uses: actions/setup-python@v4
	name: Install Python
	with:
	python-version: "3.9"
	cache: "pip"

	- name: Run `nox -s lint`
	run: pipx run nox --error-on-missing-interpreters -s lint -- --show-diff-on-failure

	build:
	name: Build sdist and wheel
	runs-on: ubuntu-latest
	# Linting verifies that the project is in an acceptable state to create files
	# for releasing.
	# And this action should be run whenever a release is ready to go public as
	# the version number will be changed by editing __init__.py.
	needs: lint

	steps:
	- uses: actions/checkout@v3

	- name: Build
	run: pipx run build

	- name: Archive files
	uses: actions/upload-artifact@v3
	with:
	name: dist
	path: dist

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