update test workflow to python3.13 and poetry1.8.4 #273

# to view logs

	# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: build & test

	on:
	push:
	branches: [master]
	pull_request:
	branches: [master]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.9", "3.10", "3.12", "3.13"]
	poetry-version: ["1.7.1", "1.8.4"]

	steps:
	- uses: actions/checkout@v3
	- name: Install and configure Poetry
	uses: snok/install-poetry@v1.3.1
	with:
	version: ${{ matrix.poetry-version }}
	virtualenvs-in-project: true
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'poetry'
	- name: Install library
	run: poetry install --no-interaction
	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	poetry run flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics --exclude .venv
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	poetry run flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics --exclude .venv
	- name: Test with pytest
	run: poetry run pytest -v --cov

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