bigframes.pandas.DataFrame.idxmax#

DataFrame.idxmax()→Series[source]#

Return index of first occurrence of maximum over columns.

NA/null values are excluded.

Examples:

>>>df=bpd.DataFrame({"A":[3,1,2],"B":[1,2,3]})>>>df    A       B0   3       11   1       22   2       3[3 rows x 2 columns]

>>>df.idxmax()A    0B    2dtype: Int64

Returns:

Indexes of maxima along the columns.

Return type:

bigframes.pandas.Series