From 3100bc83178c87d460c6b5c60bf280dfd87cc653 Mon Sep 17 00:00:00 2001
From: gfyoung <gfyoung17+GitHub@gmail.com>
Date: Mon, 18 Feb 2019 05:29:55 -0800
Subject: [PATCH] Backport PR #25360: DOC: Correct doc mistake in combiner func

---
 doc/source/getting_started/basics.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/source/getting_started/basics.rst b/doc/source/getting_started/basics.rst
index 02cbc7e2c3b6d..bbec7b5de1d2e 100644
--- a/doc/source/getting_started/basics.rst
+++ b/doc/source/getting_started/basics.rst
@@ -505,7 +505,7 @@ So, for instance, to reproduce :meth:`~DataFrame.combine_first` as above:
 .. ipython:: python
 
    def combiner(x, y):
-       np.where(pd.isna(x), y, x)
+       return np.where(pd.isna(x), y, x)
    df1.combine(df2, combiner)
 
 .. _basics.stats: