From 3950580eb9b44a7011bd7591e10941d9ca899610 Mon Sep 17 00:00:00 2001 From: Simon Hawkins Date: Tue, 5 May 2020 16:59:51 +0100 Subject: [PATCH] release note for #33102 --- doc/source/whatsnew/v1.0.4.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/doc/source/whatsnew/v1.0.4.rst b/doc/source/whatsnew/v1.0.4.rst index 8eb6b32669d60..ee706321d5158 100644 --- a/doc/source/whatsnew/v1.0.4.rst +++ b/doc/source/whatsnew/v1.0.4.rst @@ -17,7 +17,7 @@ Fixed regressions ~~~~~~~~~~~~~~~~~ - Bug in :meth:`GroupBy.first` and :meth:`GroupBy.last` where None is not preserved in object dtype (:issue:`32800`) - Bug in DataFrame reductions using ``numeric_only=True`` and ExtensionArrays (:issue:`33256`). -- +- Fix performance regression in ``memory_usage(deep=True)`` for object dtype (:issue:`33012`) .. _whatsnew_104.bug_fixes: