def get_rows_drag_value(self, rows):

        # if there is only one row in rows, then we return a 1-dimensional
        # list
        if len(rows) == 1:
            value = self.__get_data_row(rows[0])
        else:
            # iterate over every row, building a list of the values in that
            # row
            value = []
            for row in rows:
                value.append(self.__get_data_row(row))

        return value
Return the value to use when the specified rows are dragged or
dataset/ETHPy150Open enthought/pyface/pyface/ui/wx/grid/simple_grid_model.py/SimpleGridModel.get_rows_drag_value