description GroupBy objects are returned by groupby calls: danfo.DataFrame.groupby() Groupby Indexing, iteration GroupBy.get_group Construct DataFrame from group with provided name. Function application GroupBy.agg Aggregate using one or more operations over the specified axis. Computations / descriptive stats GroupBy.count Compute count of group, excluding missing values. GroupBy.cumMax Cumulative max for each group. GroupBy.cumMin Cumulative min for each group. GroupBy.cumProd Cumulative product for each group. GroupBy.cumSum Cumulative sum for each group. GroupBy.max Compute max of group values. GroupBy.mean Compute mean of groups, excluding missing values. GroupBy.min Compute min of group values. GroupBy.std Compute standard deviation of groups, excluding missing values. GroupBy.sum Compute sum of group values. GroupBy.var Compute variance of groups, excluding missing values.