def setUp(self):
        commandutils.CommandTestCaseMixin.setUp(self)
        self.lighting = objects.LocationLighting.createFor(
            self.location, candelas=0)
Strips common literal prefix from handlers and intersects the substrings.
dataset/ETHPy150Open twisted/imaginary/imaginary/test/test_illumination.py/ActionsInDarkRoomTestCase.setUp--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/tools/handler.py/_HandleCommonPrefix