bigframes.pandas.DataFrame.cumsum#

DataFrame.cumsum()[source]#

Return cumulative sum over columns.

Returns a DataFrame of the same size containing the cumulative sum.

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.cumsum()    A       B0   3       11   4       32   6       6[3 rows x 2 columns]

Returns:

Return cumulative sum of DataFrame.

Return type:

bigframes.pandas.DataFrame

Raises:

ValueError – If values are not of numeric type.