Unladen Swallow isn't dead, actually -- it just merged into the main CPython code base. The first few quarters of optimizations are in Python 2.7 (it's noticeab

Unladen Swallow isn't dead, actually -- it just merged into the main CPython code base. The first few quarters of optimizations are in Python 2.7 (it's noticeably faster than Python2.6) and the more adventurous bits are on separate branches in SVN.