Method _replace

xarray/core/indexes.py:690–695

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

        self.coord_dtype = coord_dtype

    def _replace(self, index, dim=None, coord_dtype=None):
        if dim is None:
            dim = self.dim
        if coord_dtype is None:
            coord_dtype = self.coord_dtype
        return type(self)(index, dim, coord_dtype, fastpath=True)

    @classmethod
    def from_variables(