this does not belong !

diff --git a/lib/sqlalchemy/orm/mapper.py b/lib/sqlalchemy/orm/mapper.py
index 46b4c498b8e320f44961878cf0929043b6c89c7c..078056a01c4272bdedac424871ce655ab163bad4 100644 (file)
--- a/lib/sqlalchemy/orm/mapper.py
+++ b/lib/sqlalchemy/orm/mapper.py
@@ -641,7 +641,7 @@ class Mapper(object):
                     # when using the declarative layer
                     self._post_configure_properties()
                     return
-#                _already_compiling = True
+                _already_compiling = True
                 try:
 
                     # double-check inside mutex