Small refactoring #176

	name: Build, lint and test

	on: [push]

	jobs:
	build:
	strategy:
	matrix:
	python: [ '3.7', '3.8', '3.9', '3.10', '3.11', '3.12' ]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python }}
	- name: Setup Java 11
	uses: actions/setup-java@v3
	with:
	distribution: 'adopt'
	java-version: 11
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r Requirements.txt
	curl -O https://www.antlr.org/download/antlr-4.11.1-complete.jar
	- name: Lint with flake8
	run: \|
	pip install flake8
	# stop the build if there are Python style violations
	flake8 . --count --show-source --statistics
	flake8 tests --config tests/.flake8 --count --show-source --statistics
	- name: Generate test parsers
	run: ./generate-test-parsers.sh
	working-directory: tests
	- name: Test with pytest
	run: \|
	pip install pytest pytest-cov pyecore==0.12.2
	pytest --cov=pylasu --cov-fail-under=60 tests

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