def pathify(self):

        for c in self.children:
            c.root = self.root + self.text + "/"
            c.pathify()
Correct error returned when group_id isn't in request.
dataset/ETHPy150Open anandology/pyjamas/examples/infohierarchy/Trees.py/Proto.pathify--crossover with--dataset/ETHPy150Open ofa/connect/open_connect/groups/tests/test_views.py/HandleGroupSubscriptionTest.test_group_id_not_in_request