tweak to TableImpl/ColumnImpl with the way they get their attribute

diff --git a/lib/sqlalchemy/ext/proxy.py b/lib/sqlalchemy/ext/proxy.py
index 4db001653b0cf29c261b2e02755702d3475da79d..c1bdd9fa534fb5dbda7944f12a46e87c3787545e 100644 (file)
--- a/lib/sqlalchemy/ext/proxy.py
+++ b/lib/sqlalchemy/ext/proxy.py
@@ -93,7 +93,7 @@ class ProxyColumnImpl(sql.ColumnImpl):
         self._engine = engine
         self.impls = weakref.WeakKeyDictionary()
     def _get_impl(self):
-        e = self.engine
+        e = self._engine.engine
         try:
             return self.impls[e]
         except KeyError:
@@ -111,7 +111,7 @@ class ProxyTableImpl(sql.TableImpl):
         self._engine = engine
         self.impls = weakref.WeakKeyDictionary()
     def _get_impl(self):
-        e = self.engine
+        e = self._engine.engine
         try:
             return self.impls[e]
         except KeyError: