def read_next(self):
        """ Read next row """
        row = yield self._result._read_rowdata_packet_unbuffered()
        row = self._conv_row(row)
        raise gen.Return(row)
def read_next ( self ) : row = yield self . _result . _read_rowdata_packet_unbuffered ( ) row = self . _conv_row ( row ) raise gen . Return ( row )
Read next row