On Dec 27, 2005, at 12:45 PM, Valentino Volonghi aka Dialtone wrote:
...
> any(iterable, test=bool) and all(iterable, test=bool)
...
> any(some_objects, test=operator.attrgetter('some_attribute'))
Why would that be better than
any(o.some_attribute for o in some_objects)
?
> def zerop(x):
> return x==0
>
> all(some_objects, zerop)
and why would that be better than
all(o==0 for o in some_objects)
?
> instead of preprocessing the generator with a generator expression
> before
> passing it to any/all.
I guess I just don't see the advantage, along any plane, since the
genexp fits so snugly right there inside the any/all's parentheses.
What am I missing?
Alex
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