Fix typing on older python versions #310

	name: Python package

	on: [push, pull_request]

	jobs:
	build:

	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	python-version: [3.8, 3.9, "3.10", "3.11", "3.12"]
	exclude:
	# There is no pyyaml wheel on macos-latest/3.9
	- os: macos-latest
	python-version: "3.9"
	fail-fast: false

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install ".[dev]"
	- name: Style checks
	run: \|
	python -m ruff check .
	- name: Typing checks
	run: \|
	pip install -U mypy types-pytz types-jinja2 types-PyYAML
	python -m mypy --ignore-missing-imports prometheus_xmpp
	- name: Test suite run
	run: \|
	python -m pip install ".[testing]"
	python -m unittest tests.test_suite
	env:
	PYTHONHASHSEED: random

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