def setUp(self):
        commandutils.CommandTestCaseMixin.setUp(self)
        self.lighting = objects.LocationLighting.createFor(
            self.location, candelas=0)
There's a room which is dark, where the player is trying to do things.
dataset/ETHPy150Open twisted/imaginary/imaginary/test/test_illumination.py/ActionsInDarkRoomTestCase.setUp