On Fri, 01 Jul 2005 12:59:20 -0400, François Pinard wrote: > [Peter Hansen] >> Mike Meyer wrote: >> > Yes. I once grabbed an old program that did assignments to None. But >> > that's always been a bad idea. > >> What was the use case!? > > People used to assign None to itself as a keyword argument in function > headers. The goal was to make a local copy of the reference, which was > then accessed faster than the global thing.
Can you say "premature optimization is the root of all evil"? I'd like to see the profiling that demonstrated that this made a significant -- or even measurable -- speed-up in anything but the most unusual cases. -- Steven -- http://mail.python.org/mailman/listinfo/python-list
