diff --git a/src/python/loxi/__init__.py b/src/python/loxi/__init__.py
index dfab263..e13e01d 100644
--- a/src/python/loxi/__init__.py
+++ b/src/python/loxi/__init__.py
@@ -2,11 +2,15 @@
 # Copyright (c) 2011, 2012 Open Networking Foundation
 # Copyright (c) 2012, 2013 Big Switch Networks, Inc.
 # See the file LICENSE.pyloxi which should have been included in the source distribution
-
 # Automatically generated by LOXI from template toplevel_init.py
 # Do not modify
 
-version_names = {1: '1.0', 2: '1.1', 3: '1.2', 4: '1.3'}
+version_names = {
+    1: "1.0",
+    2: "1.1",
+    3: "1.2",
+    4: "1.3",
+}
 
 def protocol(ver):
     """