From c586559e30f88620a74273c03f0ddfa115740e12 Mon Sep 17 00:00:00 2001
From: Miroslav Stampar <miroslav.stampar@gmail.com>
Date: Tue, 20 Aug 2013 18:54:32 +0200
Subject: [PATCH] Patch for an Issue #510

---
 lib/utils/sqlalchemy.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/utils/sqlalchemy.py b/lib/utils/sqlalchemy.py
index bff95513f..832dda5dc 100644
--- a/lib/utils/sqlalchemy.py
+++ b/lib/utils/sqlalchemy.py
@@ -14,8 +14,10 @@ import warnings
 _sqlalchemy = None
 try:
     f, pathname, desc = imp.find_module("sqlalchemy", sys.path[1:])
-    _sqlalchemy = imp.load_module("sqlalchemy", f, pathname, desc)
-    warnings.simplefilter(action="ignore", category=_sqlalchemy.exc.SAWarning)
+    _ = imp.load_module("sqlalchemy", f, pathname, desc)
+    if hasattr(_, "dialects"):
+        _sqlalchemy = _
+        warnings.simplefilter(action="ignore", category=_sqlalchemy.exc.SAWarning)
 except ImportError:
     pass