Use importlib on Python 3.8+ #1

	---
	name: tox tests

	on:
	push:
	branches: ["main"]
	pull_request:
	branches: ["main"]
	workflow_dispatch:

	jobs:
	tox-tests:
	name: "Python ${{ matrix.python-version }}"
	runs-on: "ubuntu-20.04"
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11.0-alpha - 3.11", "pypy3.9"]
	steps:
	- uses: "actions/checkout@v3"
	- uses: "actions/setup-python@v4"
	with:
	python-version: "${{ matrix.python-version }}"
	- name: "Update pip"
	run: \|
	set -ex
	python -V
	python -m pip install --upgrade pip setuptools wheel
	- name: "Install tox dependencies"
	run: \|
	set -ex
	python -m pip install --upgrade tox tox-gh-actions
	tox --version
	- name: "Run tox for ${{ matrix.python-version }}"
	run: \|
	set -ex
	python -m tox

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