Draw trivial tokens and indices #42

	name: Python tests
	on: [push, workflow_dispatch, pull_request]
	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: [3.8, 3.9]
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install antlr4-python3-runtime==4.9.1
	- name: Run all the Python tests
	run: python3 tests/test_all.py

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