def children(self):
        return self.items[:]
Message requires a Contact or a Connection.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/layout/dock_layout.py/TabLayout.children--crossover with--dataset/ETHPy150Open rapidsms/rapidsms/rapidsms/contrib/messagelog/tests/test_models.py/MessageLogModelTest.test_no_contact_or_connection