docs: def register_for_new_assets_by_genus_type(self, asset_genus_type):
          """Registers for notification of new assets of the given asset genus type.
  
          ``AssetReceiver.newAssets()`` is invoked when an asset is
          appears in this repository.
  
          arg:    asset_genus_type (osid.type.Type): the genus type of the
                  ``Asset`` to monitor
          raise:  NullArgument - ``asset_genus_type`` is ``null``
          raise:  OperationFailed - unable to complete request
          raise:  PermissionDenied - authorization failure
          *compliance: mandatory -- This method must be implemented.*
  
          """
          # Implemented from template for
          # osid.resource.ResourceNotificationSession.register_for_changed_resource
          if not MONGO_LISTENER.receivers[self._ns][self._receiver]['u']:
              MONGO_LISTENER.receivers[self._ns][self._receiver]['u'] = []
          if isinstance(MONGO_LISTENER.receivers[self._ns][self._receiver]['u'], list):
              MONGO_LISTENER.receivers[self._ns][self._receiver]['u'].append(asset_genus_type.get_identifier())