From: Guido van Rossum <guido@python.org>
Date: Tue, 4 Dec 2001 21:02:07 +0000 (+0000)
Subject: Add note about fixed hash() of mutable objects.
X-Git-Tag: v2.2.1c1~551
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cd7b7d611004f883d1c6c44e7b30f055290e788a;p=python

Add note about fixed hash() of mutable objects.
---

diff --git a/Misc/NEWS b/Misc/NEWS
index d97193d99c..565c675003 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -24,6 +24,11 @@ Type/class unification and new-style classes
   (c) The __get__ method didn't check whether the argument was an
       instance of the type used in creation of the super instance.
 
+- Previously, hash() of an instance of a subclass of a mutable type
+  (list or dictionary) would return some value, rather than raising
+  TypeError.  This has been fixed.  Also, directly calling
+  dict.__hash__ and list.__hash__ now raises the same TypeError
+  (previously, these were the same as object.__hash__).
 
 Core and builtins