From e98de6ad5fa9fe627c77a7e1d9b97caf4bfc439a Mon Sep 17 00:00:00 2001 From: Farhan Reynaldo Date: Wed, 1 Apr 2020 13:09:03 +0700 Subject: [PATCH 1/2] DOC: Fix Error in pandas.Series.last --- pandas/core/generic.py | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/pandas/core/generic.py b/pandas/core/generic.py index 143e4543e7ab8..cc0461c596644 100644 --- a/pandas/core/generic.py +++ b/pandas/core/generic.py @@ -8062,15 +8062,21 @@ def first(self: FrameOrSeries, offset) -> FrameOrSeries: def last(self: FrameOrSeries, offset) -> FrameOrSeries: """ - Method to subset final periods of time series data based on a date offset. + Select final periods of time series data based on a date offset. + + When having a DataFrame with dates as index, this function can + select the last few rows based on a date offset. Parameters ---------- offset : str, DateOffset, dateutil.relativedelta + The offset length of the data that will be selected. For instance, + '1M' will display all the rows having their index within the first month. Returns ------- - subset : same type as caller + Series or DataFrame + A subset of the caller. Raises ------ From 14694ee8b06cab1dec29bffd90e1ea2ec7d653b1 Mon Sep 17 00:00:00 2001 From: Farhan Reynaldo Date: Fri, 3 Apr 2020 15:31:21 +0700 Subject: [PATCH 2/2] Fix offset parameter description --- pandas/core/generic.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/pandas/core/generic.py b/pandas/core/generic.py index cc0461c596644..0ecfbce460b3a 100644 --- a/pandas/core/generic.py +++ b/pandas/core/generic.py @@ -8071,7 +8071,7 @@ def last(self: FrameOrSeries, offset) -> FrameOrSeries: ---------- offset : str, DateOffset, dateutil.relativedelta The offset length of the data that will be selected. For instance, - '1M' will display all the rows having their index within the first month. + '3D' will display all the rows having their index within the last 3 days. Returns -------