From: Walter Dörwald <walter@livinglogic.de>
Date: Thu, 27 May 2004 09:41:04 +0000 (+0000)
Subject: The default argument in dict.setdefault() defaults to None.
X-Git-Tag: v2.4a1~339
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c139909611162e995321c09a32c4e42433e2655e;p=python

The default argument in dict.setdefault() defaults to None.
Add this default to UserDict.DictMixin.setdefault() too.
---

diff --git a/Lib/UserDict.py b/Lib/UserDict.py
index 87cc6a35a9..703f118a42 100644
--- a/Lib/UserDict.py
+++ b/Lib/UserDict.py
@@ -113,7 +113,7 @@ class DictMixin:
     def clear(self):
         for key in self.keys():
             del self[key]
-    def setdefault(self, key, default):
+    def setdefault(self, key, default=None):
         try:
             return self[key]
         except KeyError: