minor changes and fixes #16

	name: Publish to PyPi

	on:
	release:
	types: [published]

	jobs:
	deploy:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.9'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install setuptools wheel twine
	- name: Build and publish
	env:
	TWINE_USERNAME: __token__
	TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
	run: \|
	python setup.py sdist bdist_wheel
	twine upload dist/*

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