set_xindex
- UnitsAwareDataArray.set_xindex(coord_names: str | Sequence[Hashable], index_cls: type[Index] | None = None, **options) Self
- Set a new, Xarray-compatible index from one or more existing coordinate(s). - Parameters:
- coord_names (str or list) – Name(s) of the coordinate(s) used to build the index. If several names are given, their order matters. 
- index_cls (subclass of - Index) – The type of index to create. By default, try setting a pandas (multi-)index from the supplied coordinates.
- **options – Options passed to the index constructor. 
 
- Returns:
- obj – Another dataarray, with this dataarray’s data and with a new index. 
- Return type:
- DataArray