This post made me think of this article:
<a href="http://technicaldiscovery.blogspot.com/2011/10/thoughts-on-porting-numpy-to-pypy.html" rel="nofollow">http://technicaldiscovery.blogspot.com/2011/10/thoughts-on-p...</a><p>For those who don't know, Travis Oliphant is the creator of NumPy and(?) SciPy.<p>It's a good read and it puts some of the issues with a port into perspective.
I like pypy and its ambitions, last time I tested it, about a month ago it was very speedy and startup time considerable faster than Cpython. However the regex exercises I wanted to do couldnt be done. Pypy seemingly didnt have a good regexp engine. If I remember correctly, something with groups and backwards-reference...<p>Has that changed?