Bug 3011: change old-style classes to new-style classes

svn: r12559

src/plugins/quickview/Query.py

@@ -186,7 +186,7 @@ def cleanup_column_name(column):
     return retval
 
 
-class DBI:
+class DBI(object):
     def __init__(self, database, document):
         self.database = database
         self.document = document