DataFrame.combine_first()

DataFrame.combine_first(other) [source]

Combine two DataFrame objects and default to non-null values in frame calling the method. Result index columns will be the union of the respective indexes and columns

Parameters: other : DataFrame
Returns: combined : DataFrame

Examples

a?s values prioritized, use values from b to fill holes:

>>> a.combine_first(b)
doc_Pandas
2017-01-12 04:45:38
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