Fix Issue #7 #12

	# Build the package and publish it to PyPI after tests pass.
	# From https://discourse.jupyter.org/t/use-github-workflows-to-automatically-publish-to-pypi-when-new-tags-are-created/14941
	# fetch-depth: 0 is needed to make `git describe` work.
	name: Publish to PyPI
	on:
	push:
	tags:
	- "*"

	jobs:
	publish:
	name: publish
	runs-on: ubuntu-latest
	steps:
	- name: Checkout source
	uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Set up Python 3.9
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Stamp Git tag and version
	run: \|
	V=$(git describe --tags \| tr -d 'v' \| tr '-' '.' \| cut -d'.' -f 1-4)
	sed -i "s/0.0+unreleased.local/$V/" pyproject.toml
	cat pyproject.toml
	- name: Build package
	run: \|
	python -m pip install -U pip build
	python -m build
	- name: Publish
	uses: pypa/gh-action-pypi-publish@v1.5.0
	with:
	user: __token__
	password: ${{ secrets.PYPI_KEY }}

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