From: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Date: Sat, 9 Mar 2024 22:08:12 +0000 (+0100)
Subject: [3.12] gh-116535: Fix distracting "TypeError" in example code (gh-116538) (gh-116551)
X-Git-Tag: v3.12.3~126
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=0d5455fc7fa921b56d1f4cbdc89e1ba9036c2cd8;p=thirdparty%2FPython%2Fcpython.git

[3.12] gh-116535: Fix distracting "TypeError" in example code (gh-116538) (gh-116551)

gh-116535: Fix distracting "TypeError" in example code (gh-116538)
(cherry picked from commit db8f423f58e336eb6180a70d9886b443d7203c2c)

Co-authored-by: Declan <5962877+dec1@users.noreply.github.com>
---

diff --git a/Doc/library/dataclasses.rst b/Doc/library/dataclasses.rst
index 020818a0812f..19272376e68c 100644
--- a/Doc/library/dataclasses.rst
+++ b/Doc/library/dataclasses.rst
@@ -717,7 +717,7 @@ Using dataclasses, *if* this code was valid::
   class D:
       x: list = []      # This code raises ValueError
       def add(self, element):
-          self.x += element
+          self.x.append(element)
 
 it would generate code similar to::
 
@@ -726,7 +726,7 @@ it would generate code similar to::
       def __init__(self, x=x):
           self.x = x
       def add(self, element):
-          self.x += element
+          self.x.append(element)
 
   assert D().x is D().x