combine_first

UnitsAwareDataArray.combine_first(other: Self) → Self

Combine two DataArray objects, with union of coordinates.

This operation follows the normal broadcasting and alignment rules of join='outer'. Default to non-null values of array calling the method. Use np.nan to fill in vacant cells after alignment.

Parameters:

other (DataArray) – Used to fill all matching missing values in this array.

Return type:

DataArray