def get_sequence_rule_enabler_notification_session(self, sequence_rule_enabler_receiver=None):
raise Unimplemented()<EOL>
Gets the ``OsidSession`` associated with the sequence rule enabler notification service.

        arg:    sequence_rule_enabler_receiver
                (osid.assessment.authoring.SequenceRuleEnablerReceiver):
                the notification callback
        return: (osid.assessment.authoring.SequenceRuleEnablerNotificati
                onSession) - a
                ``SequenceRuleEnablerNotificationSession``
        raise:  NullArgument - ``sequence_rule_enabler_receiver`` is
                ``null``
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented -
                ``supports_sequence_rule_enabler_notification()`` is
                ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_sequence_rule_enabler_notification()`` is ``true``.*