def _insert_rows_into_model ( self, pos, new_data ):
        raw_pos = self.raw_index_of( pos )
        self.__items()[ raw_pos: raw_pos ] = new_data
Inserts the given new rows into the model.
dataset/ETHPy150Open enthought/traitsui/traitsui/wx/table_model.py/TableModel._insert_rows_into_model