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)

Links:

http://pandas.pydata.org/pandas-docs/version/0.19.2/generated/pandas.DataFrame.combine_first.html

doc_Pandas

2017-01-12 04:45:38

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