- _CalculatedClause is gone

- Function rolls the various standalone execution functionality of CC into itself,
accesses its internal state more directly
- collate just uses _BinaryExpression, don't know why it didn't do this already
- added new _Case construct, compiles directly
- the world is a happier place

1 files changed, 1 insertions, 4 deletions

diff --git a/lib/sqlalchemy/util.py b/lib/sqlalchemy/util.py
index 110ef21d5..038040d87 100644
--- a/lib/sqlalchemy/util.py
+++ b/lib/sqlalchemy/util.py
@@ -1355,10 +1355,7 @@ class memoized_instancemethod(object):
         return oneshot
 
 def reset_memoized(instance, name):
-    try:
-        del instance.__dict__[name]
-    except KeyError:
-        pass
+    instance.__dict__.pop(name, None)
 
 class WeakIdentityMapping(weakref.WeakKeyDictionary):
     """A WeakKeyDictionary with an object identity index.