= Making an application compatible with Python 2.5 to 3.2 at the same time = Due to the wide range of Python versions on platforms supported by modRana, the modRana Python source code needs to work on Python 2.5(Maemo 5), Python 3.2(!BlackBerry 10) and all versions in between(other platforms). == The ''six'' compatibility library == == Exception handling == == Unicode handling == == Library renaming ==