use newer setup-python gh action runner #43

	name: Publish package

	on: [push]

	jobs:
	publish:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	with:
	submodules: 'true'
	- name: Set up Python 3.7
	uses: actions/setup-python@v5
	with:
	python-version: 3.7
	- name: Install Protoc
	uses: arduino/setup-protoc@v1
	- name: Build protobufs
	run: \|
	python setup.py build_proto
	- name: Install pypa/build
	run: >-
	python -m
	pip install
	build
	--user
	- name: Build a binary wheel and a source tarball
	run: >-
	python -m
	build
	--sdist
	--wheel
	--outdir dist/
	.
	- name: Publish distribution 📦 to Test PyPI
	uses: pypa/gh-action-pypi-publish@release/v1
	with:
	skip_existing: true
	password: ${{ secrets.TEST_PYPI_API_TOKEN }}
	repository_url: https://test.pypi.org/legacy/
	- name: Publish distribution 📦 to PyPI
	if: startsWith(github.ref, 'refs/tags')
	uses: pypa/gh-action-pypi-publish@release/v1
	with:
	password: ${{ secrets.PYPI_API_TOKEN }}

Provide feedback