Method insert

dvc/compare.py:72–74

(self, index: int, value: Sequence["CellT"])

            self.append(row)

    def insert(self, index: int, value: Sequence["CellT"]) -> None:
        for val, col in self._iter_col_row(value):
            col.insert(index, val)

    def __iter__(self) -> Iterator[list["CellT"]]:
        return map(list, zip(*self.columns))