Insert a number of rows after the given row.

def insert_empty_rows(self, y: int, amount: int = 1) -> None:
        """Insert a number of rows after the given row."""
        def transform_rows(
                column: Union[int, float],
                row: Union[int, float]
        ) -> Tuple[Union[int, float], Union[int, float]]:
            return column, row + (amount if row >= y else 0)
        self._transform_coordinates(transform_rows)