Method _replace

xarray/core/indexes.py:1055–1061

(self, index, dim=None, level_coords_dtype=None)

        self.level_coords_dtype = level_coords_dtype

    def _replace(self, index, dim=None, level_coords_dtype=None) -> PandasMultiIndex:
        if dim is None:
            dim = self.dim
        index.name = dim
        if level_coords_dtype is None:
            level_coords_dtype = self.level_coords_dtype
        return type(self)(index, dim, level_coords_dtype)

    @classmethod
    def from_variables(