def _selected_column_index_changed ( self, index ):
        if not self._no_notify:
            if index < 0:
                self.set_extended_selection()
            else:
                self.set_extended_selection(
                    ( None, self.model.get_column_name[ index ] ) )
dataset/ETHPy150Open enthought/traitsui/traitsui/wx/table_editor.py/TableEditor._selected_column_index_changed/original