code: def delete(self, index, doc_type, id, **query_params):
          
          path = self._es_parser.make_path(index, doc_type, id)
          result = yield self._perform_request(HttpMethod.DELETE, path, params=query_params)
          returnValue(result)
docs: Delete specific record by id
          `<http://www.elastic.co/guide/en/elasticsearch/reference/current/docs-delete.html>`_
          :param index: the index name to delete from
          :param doc_type: the doc type to delete from
          :param id: the id of the record
          :param query_params: params
          :return: