One of the most promissing projects :<p><pre><code> * it keeps CPython as is.
* hence retains compat with extensions.
* but still has the potential to improve performance like pypy.
* and yet can be shipped just as an additional compiled lib inside the Python dist.
</code></pre>
If it ever works, it will be wonderful.
Here's their list of passing and failing CPython tests:<p><a href="https://github.com/Microsoft/Pyjion/blob/master/Tests/python_tests.txt" rel="nofollow">https://github.com/Microsoft/Pyjion/blob/master/Tests/python...</a>
Thanks to all of the great questions we got, we have now written an FAQ for the project: <a href="https://github.com/Microsoft/Pyjion#faq" rel="nofollow">https://github.com/Microsoft/Pyjion#faq</a>