pandas.core.groupby.DataFrameGroupBy.cummax

DataFrameGroupBy.cummax(axis=0, **kwargs)

Cumulative max for each group.

Returns

Series or DataFrame

See also

Series.groupby

Apply a function groupby to a Series.

DataFrame.groupby

Apply a function groupby to each row or column of a DataFrame.

pandas.core.groupby.DataFrameGroupBy.cumcount pandas.core.groupby.DataFrameGroupBy.cummin