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Showing content from https://mail.python.org/pipermail/python-dev/2006-May/064792.html below:

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

[Python-Dev] Any reason that any()/all() do not takea predicateargument? [Python-Dev] Any reason that any()/all() do not takea predicateargument?Andrew Koenig ark at acm.org
Tue May 2 19:55:03 CEST 2006 
> > How about this?
> >
> > 	if any(x==5 for x in seq):
> 
> Aren't all of these equivalent to:
> 
> if 5 in seq:
>      ...

Of course.  However, the original example was pretty clearly intended to be
an illustrative instance of a more general problem.  Rewriting the example
as any(x==5 for x in seq) preserves the generality; rewriting it as 5 in seq
doesn't.
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