pandas.core.groupby.DataFrameGroupBy.shift¶
-
DataFrameGroupBy.
shift
(periods=1, freq=None, axis=0, fill_value=None)[source]¶ Shift each group by periods observations.
- Parameters
periods : integer, default 1
number of periods to shift
freq : frequency string
axis : axis to shift, default 0
fill_value : optional
New in version 0.24.0.
- Returns
Series or DataFrame
Object shifted within each group.
See also
Series.groupby
,DataFrame.groupby