def get_sequence_rule_notification_session(self, sequence_rule_receiver=None, proxy=None):
if proxy is None:<EOL><INDENT>raise NullArgument()<EOL><DEDENT>raise Unimplemented()<EOL>
Gets the ``OsidSession`` associated with the sequence rule notification service.

        arg:    sequence_rule_receiver
                (osid.assessment.authoring.SequenceRuleReceiver): the
                notification callback
        arg:    proxy (osid.proxy.Proxy): a proxy
        return:
                (osid.assessment.authoring.SequenceRuleNotificationSessi
                on) - a ``SequenceRuleNotificationSession``
        raise:  NullArgument - ``sequence_rule_receiver`` or ``proxy``
                is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented -
                ``supports_sequence_rule_notification()`` is ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_sequence_rule_notification()`` is ``true``.*