pandas.core.groupby.GroupBy.tail¶
-
GroupBy.
tail
(self, n=5)[source]¶ Return last n rows of each group.
Essentially equivalent to
.apply(lambda x: x.tail(n))
, except ignores as_index flag.Returns: - Series or DataFrame
See also
Series.groupby
DataFrame.groupby
Examples
>>> df = pd.DataFrame([['a', 1], ['a', 2], ['b', 1], ['b', 2]], ... columns=['A', 'B']) >>> df.groupby('A').tail(1) A B 1 a 2 3 b 2 >>> df.groupby('A').head(1) A B 0 a 1 2 b 1