pandas.core.groupby.DataFrameGroupBy.cumsum#

DataFrameGroupBy.cumsum(axis=_NoDefault.no_default, *args, **kwargs)[source]#

Cumulative sum 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.