Check out Jim Baker's PyCon 2015 talk "Getting to Jython 2.7 and beyond[0]" and associated slides[1]. Using the test.pystone bechmark, it is 30-40% faster than

Check out Jim Baker's PyCon 2015 talk "Getting to Jython 2.7 and beyond[0]" and associated slides[1]. Using the test.pystone bechmark, it is 30-40% faster than CPython, but the team didn't focus on performance during this release, just compatibility. The performance increases are almost entirely from improvements in the JVM. [0]: https://www.youtube.com/watch?v=hLm3garVQFo#t=1m32s https://www.youtube.com/watch?v=hLm3garVQFo#t=1m32s [1]: https://speakerdeck.com/wolevertest/jim-baker-getting-to-jython-2-dot-7-and-beyond https://speakerdeck.com/wolevertest/jim-baker-getting-to-jyt...