code: def get_model_queries(self, query_obj, model_queries_config):
          
          for search4, model_attrib in model_queries_config:
  
              if search4 is not None:
                  query_obj = self._model_query(query_obj, search4, model_attrib)
          return query_obj
docs: use this if your are searching for a field in the same model