--- a/migration.py	Fri Feb 26 13:21:13 2010 +0100
+++ b/migration.py	Fri Feb 26 13:24:47 2010 +0100
@@ -193,7 +193,7 @@
 
         if `retry` is true the r[etry] answer may return 2
         """
-        possibleanswers = ['y','n']
+        possibleanswers = ['y', 'n']
         if abort:
             possibleanswers.append('abort')
         if shell: