Google App Engine SDK uses Python 2.5, I had 2.6 installed and had to revert. 3 drops some features, adds some others. You can import 3.x features in 2.x from _

Google App Engine SDK uses Python 2.5, I had 2.6 installed and had to revert. 3 drops some features, adds some others. You can import 3.x features in 2.x from __future__, see: http://docs.python.org/library/__future__.html http://docs.python.org/library/__future__.html One of the less useful features dropped is 'somestring'.encode('rot13') :P