Issue 2235: Py3k warnings are now emitted for classes that will no longer inherit a__hash__ implementation from a parent class in Python 3.x. The standard library and test suite have been updated to not emit these warnings.

1 files changed, 1 insertions, 0 deletions

diff --git a/Lib/UserList.py b/Lib/UserList.py
index 556a3273a8..b445985707 100644
--- a/Lib/UserList.py
+++ b/Lib/UserList.py
@@ -25,6 +25,7 @@ class UserList(collections.MutableSequence):
         else: return other
     def __cmp__(self, other):
         return cmp(self.data, self.__cast(other))
+    __hash__ = None # Mutable sequence, so not hashable
     def __contains__(self, item): return item in self.data
     def __len__(self): return len(self.data)
     def __getitem__(self, i): return self.data[i]