Python 3.1 Released

Python 3.1 has been released. It’s a a continuation of the work started by Python 3.0, the new backwards-incompatible series of Python. Improvements in this release include an ordered dictionary type, various optimizations to the int type, new unit test features including test skipping and new assert methods, a much faster io module, tile support for Tkinter , a pure Python reference implementation of the import statement and a new syntax for nested with statements.