changed default grid cells to modules #333

	name: Tests
	on:
	push:
	pull_request:
	branches:
	- '*' # test on a pr to any branch


	jobs:
	run_tests:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.x'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	- name: Install ratinabox
	run: \|
	pip install -e ".[test,gymnasium]"
	- name: Test
	run: \|
	cd tests/
	pytest

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