remove Python 3.8, add Python 3.12 #41

	name: Build & test
	on: [push]
	jobs:
	build:
	name: Python ${{ matrix.python-version }}

	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	python-version: [ '3.9', '3.10', '3.11', '3.12' ]

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install flake8 pytest
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi

	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics

	- name: Test with pytest
	run: \|
	PYTHONPATH=src:test pytest

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