code: def get_asset_notification_session_for_repository(self, asset_receiver, repository_id):
          
          if not self.supports_asset_notification():
              raise errors.Unimplemented()
          ##
          # Also include check to see if the catalog Id is found otherwise raise errors.NotFound
          ##
          # pylint: disable=no-member
          return sessions.AssetNotificationSession(repository_id, runtime=self._runtime, receiver=asset_receiver)
docs: Gets the asset notification session for the given repository.
  
          arg:    asset_receiver (osid.repository.AssetReceiver): the
                  notification callback
          arg:    repository_id (osid.id.Id): the ``Id`` of the repository
          return: (osid.repository.AssetNotificationSession) - an
                  ``AssetNotificationSession``
          raise:  NotFound - ``repository_id`` not found
          raise:  NullArgument - ``asset_receiver`` or ``repository_id``
                  is ``null``
          raise:  OperationFailed - ``unable to complete request``
          raise:  Unimplemented - ``supports_asset_notification()`` or
                  ``supports_visible_federation()`` is ``false``
          *compliance: optional -- This method must be implemented if
          ``supports_asset_notfication()`` and
          ``supports_visible_federation()`` are ``true``.*