Posted at LWN.net. Among the items: "Armin Rigo announced his "Python specializing compiler", psyco: It works on the principle that you can compile a faster version of a
function if you know stuff about the arguments it's likely to be
called with. This is one of the more asthetically pleasing of the
possible ways to speed Python up (it's similar to some tactics used
by the seemingly defunct self compiler), but it's still a very large
amount of work away from being useful ..."
July 5, 2001