code: def SetRawFields(self, raw_fields):
      
      self._raw_fields = raw_fields
  
      if raw_fields:
        logger.debug('Elasticsearch adding raw (non-analyzed) fields.')
      else:
        logger.debug('Elasticsearch not adding raw (non-analyzed) fields.')
docs: Set raw (non-analyzed) fields.
  
      This is used for sorting and aggregations in Elasticsearch.
      https://www.elastic.co/guide/en/elasticsearch/guide/current/
      multi-fields.html
  
      Args:
        raw_fields (bool): True if raw (non-analyzed) fields should be added.