diff --git a/lib/py/src/Thrift.py b/lib/py/src/Thrift.py
index af6f58d..1d271fc 100644
--- a/lib/py/src/Thrift.py
+++ b/lib/py/src/Thrift.py
@@ -38,6 +38,25 @@
   UTF8   = 16
   UTF16  = 17
 
+  _VALUES_TO_NAMES = ( 'STOP',
+                      'VOID',
+                      'BOOL',
+                      'BYTE',
+                      'DOUBLE',
+                      None,
+                      'I16',
+                      None,
+                      'I32',
+                      None,
+                       'I64',
+                       'STRING',
+                       'STRUCT',
+                       'MAP',
+                       'SET',
+                       'LIST',
+                       'UTF8',
+                       'UTF16' )
+
 class TMessageType:
   CALL  = 1
   REPLY = 2