v0.2.1 #24

	# This yml file will trigger a Github Actions event that builds and upload the
	# Python package to PiPy. This makes use of Twine and is triggered when a push
	# to the main branch occures. For more information see:
	# https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries

	# Makes use of code from the CI Python versioner
	# https://github.com/grst/python-ci-versioneer/blob/master/.github/workflows/python-publish.yml

	name: Upload Python Package

	on:
	release:
	types: [created]

	jobs:
	deploy:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.x'

	- name: Autobump version
	run: \|
	# from refs/tags/v1.2.3 get 1.2.3
	VERSION=$(echo $GITHUB_REF \| sed 's#.*/v##')
	PLACEHOLDER='version="develop"'
	VERSION_FILE='setup.py'

	# ensure the placeholder is there. If grep doesn't find the placeholder
	# it exits with exit code 1 and github actions aborts the build.
	grep "$PLACEHOLDER" "$VERSION_FILE"
	sed -i "s/$PLACEHOLDER/version=\"${VERSION}\"/g" "$VERSION_FILE"
	# prints the contents of the setup file
	cat setup.py
	shell: bash

	- 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_API_TOKEN }}
	run: \|
	python setup.py sdist bdist_wheel
	twine upload dist/*

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