def get_cyclic_event(self):
raise errors.Unimplemented()<EOL>
Gets the cyclic event.

        return: (osid.calendaring.cycle.CyclicEvent) - the cyclic event
        raise:  IllegalState - ``is_effective_by_cyclic_event()`` is
                ``false``
        raise:  OperationFailed - unable to complete request
        *compliance: mandatory -- This method must be implemented.*