Use poetry as the build tool and apply linting & styling #2

	name: build and test

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

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: set up python
	uses: actions/setup-python@v4
	with:
	python-version: \|
	3.9
	3.10
	3.11
	- name: install poetry
	run: curl -sSL https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py \| python
	- name: add poetry to path
	run: echo "${HOME}/.poetry/bin" >> $GITHUB_PATH
	- name: install dependencies and build
	run: poetry install
	- name: run tests
	run: poetry run tox

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