From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Mon, 11 Jan 2010 16:10:11 +0000 (+0000)
Subject: ensure criterion is not None
X-Git-Tag: rel_0_6beta1~84
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=01e9a4961312587477475caa5bef09f35cd4ea80;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

ensure criterion is not None
---

diff --git a/examples/beaker_caching/meta.py b/examples/beaker_caching/meta.py
index 026d2ce67d..c5a10c7f7a 100644
--- a/examples/beaker_caching/meta.py
+++ b/examples/beaker_caching/meta.py
@@ -183,7 +183,8 @@ def _params_from_query(query):
             value = value()
             
         v.append(value)
-    visitors.traverse(query._criterion, {}, {'bindparam':visit_bindparam})
+    if query._criterion is not None:
+        visitors.traverse(query._criterion, {}, {'bindparam':visit_bindparam})
     return v
 
 # Beaker CacheManager.  A home base for cache configurations.