@abc.abstractmethod<EOL><INDENT>def supports_schedule_slot_notification(self):<DEDENT>
return<EOL>
Tests if schedule slot notification is supported.

        Messages may be sent when schedule slots are created, modified,
        or deleted.

        :return: ``true`` if schedule slot notification is supported, ``false`` otherwise
        :rtype: ``boolean``

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