Russ P. wrote: > On Oct 10, 1:15pm, kj <no.em...@please.post> wrote: > > I'm coaching a group of biologists on basic Python scripting. One > > of my charges mentioned that he had come across the advice never > > to use loops beginning with "while True". Of course, that's one > > way to start an infinite loop, but this seems hardly a sufficient > > reason to avoid the construct altogether, as long as one includes > > an exit that is always reached. (Actually, come to think of it, > > there are many situations in which a bona fide infinite loops > > (typically within a try: block) is the required construct, e.g. > > when implementing an event loop.) > > > > I use "while True"-loops often, and intend to continue doing this > > "while True", but I'm curious to know: how widespread is the > > injunction against such loops? Has it reached the status of "best > > practice"? > > Never, ever use "while True". It's an abomination. The correct form is > "while 1".
equivalently appears doable with for statement too, but not C-style for (;;), however like this from itertools import count for a in (2*b in itertools.count() if b**2 > 3): doThis() sleep(5) doThat() best regards, NR -- http://mail.python.org/mailman/listinfo/python-list
