@abc.abstractmethod<EOL><INDENT>def get_schedule_slots_by_parent_genus_type(self, schedule_slot_genus_type):<DEDENT>
return<EOL>
Gets a ``ScheduleSlotList`` corresponding to the given schedule slot genus ``Type`` and include any
        additional schedule slots with genus types derived from the specified ``Type``.

        :param schedule_slot_genus_type: a schedule slot genus type
        :type schedule_slot_genus_type: ``osid.type.Type``
        :return: the returned ``ScheduleSlot`` list
        :rtype: ``osid.calendaring.ScheduleSlotList``
        :raise: ``NullArgument`` -- ``schedule_slot_genus_type`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

        *compliance: mandatory -- This method must be implemented.*