pandas 0.9.0 documentation

pandas.DataFrame.cummax

DataFrame.cummax(axis=None, skipna=True)

Return DataFrame of cumulative max over requested axis.

Parameters :

axis : {0, 1}

0 for row-wise, 1 for column-wise

skipna : boolean, default True

Exclude NA/null values. If an entire row/column is NA, the result will be NA

Returns :

y : DataFrame