I can only assume that Ubuntu 12.04 comes with a different variant of Python. Can you try installing the http://www.python.org version 2.7.3 to /usr/local/ and make that one first to be found in $PATH?
I can only assume that Ubuntu 12.04 comes with a different variant of Python. Can you try installing the http://www.python.org version 2.7.3 to /usr/local/ and make that one first to be found in $PATH?