diff --git a/tempest/common/utils/__init__.py b/tempest/common/utils/__init__.py
index 81b8110..aad6373 100644
--- a/tempest/common/utils/__init__.py
+++ b/tempest/common/utils/__init__.py
@@ -27,8 +27,6 @@
 
 class DataUtils(object):
     def __getattr__(self, attr):
-        if attr in self.__dict__:
-            return self.__dict__[attr]
 
         if attr == 'rand_name':
             # NOTE(flwang): This is a proxy to generate a random name that