[Python-Dev] Any reason that any()/all() do not take a predicateargument?

Andrew Koenig ark at acm.org
Thu Apr 13 16:39:23 CEST 2006

> sorry if this came up before, but I tried searching the archives and
> found nothing.  It would be really nice if new builtin truth functions
> in 2.5 took a predicate argument(defaults to bool), so one could
> write, for example:
> seq = [1,2,3,4,5]
> if any(seq, lambda x: x==5):
> ...
> which is clearly more readable than
> reduce(seq, lambda x,y: x or y==5, False)

How about this?

	if any(x==5 for x in seq):

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