Fix Python <3.11 compatibility #12

	# SPDX-FileCopyrightText: 2017 Scott Shawcroft, written for Adafruit Industries
	# SPDX-FileCopyrightText: 2021 James Carr
	#
	# SPDX-License-Identifier: MIT

	name: Release Actions

	on:
	release:
	types: [published]

	jobs:
	upload-pypi:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- name: Set up Python
	uses: actions/setup-python@v1
	with:
	python-version: '3.7'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install setuptools wheel twine
	- name: Build and publish
	env:
	TWINE_USERNAME: ${{ secrets.pypi_username }}
	TWINE_PASSWORD: ${{ secrets.pypi_password }}
	run: \|
	python setup.py sdist
	twine upload dist/*

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