Jython 2.2a1 has support for most of Python 2.2 and numerous features from Python 2.3.

The new release includes many major changes:

• new-style classes
• Java Collections integration
• PEP 302 implementation
• iterators
• generators
• __future__ division
• support for running on JDK1.5
• new installer
• a significant number of features to bring Jython in line with CPython

This version of Jython should run on JDK 1.2 +.

What is Jython?

Jython is a Java implementation of the Python language. It allows
users to compile Python source code to Java byte codes, and run the
resulting bytecodes on any Java Virtual Machine.

Related:
>>
Jython vs Groovy
>> A Python in Java land

Reference:
>> Download Jython 2.2a1
>> Jython 2.2alpha1 has been released
>> Jython WIKI
>> Jython Homepage
>> PythonThreads.com