Method _reindex_axes

pandas/core/generic.py:5469–5497

Perform the reindex for all the axes.

(
        self,
        axes,
        level: Level | None,
        limit: int | None,
        tolerance,
        method,
        fill_value: Scalar | None,
    )

    @final
    def _reindex_axes(
        self,
        axes,
        level: Level | None,
        limit: int | None,
        tolerance,
        method,
        fill_value: Scalar | None,
    ) -> Self:
        """Perform the reindex for all the axes."""
        obj = self
        for a in self._AXIS_ORDERS:
            labels = axes[a]
            if labels is None:
                continue

            ax = self._get_axis(a)
            new_index, indexer = ax.reindex(
                labels, level=level, limit=limit, tolerance=tolerance, method=method
            )

            axis = self._get_axis_number(a)
            obj = obj._reindex_with_indexers(
                {axis: [new_index, indexer]},
                fill_value=fill_value,
                allow_dups=False,
            )

        return obj

    def _needs_reindex_multi(self, axes, method, level: Level | None) -> bool:
        """Check if we do need a multi reindex."""