Bump version to 1.3.9rc1 #11

	---
	name: Publish 🐍 to PyPI - RC only

	on:
	push:
	tags:
	- 'vrc'

	jobs:
	build-n-publish:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.9
	uses: actions/setup-python@v2
	with:
	python-version: 3.9
	- name: Build
	run: \|
	pip install wheel
	python setup.py build sdist bdist_wheel
	- name: Publish distribution 📦 to PyPI
	uses: pypa/[email protected]
	with:
	password: ${{ secrets.PYPI_API_TOKEN }}

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