refactor examples #382

	# 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: "lint & unittest"

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

	jobs:
	kivy_2_3_0:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ['3.9', '3.10', '3.11', '3.12']
	env:
	DISPLAY: ':99.0'
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Setup env
	run: \|
	sudo apt-get update
	sudo apt-get -y install xvfb pulseaudio xsel
	/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_99.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 -screen 0 1280x720x24 -ac +extension GLX
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install pytest flake8 kivy==2.3.0 "asyncgui>=0.6,<0.7"
	python -m pip install .
	- name: Lint with flake8
	run: make style
	- name: Test with pytest
	run: make test

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