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Mon Jan 19 17:44:03 CET 2009 · http://mail.python.org/pipermail/python-dev/2009-January/085179.html

On Mon, Jan 19, 2009 at 10:37 AM, Gerald Britton
<gerald.britton at gmail.com>wrote:

>    prime = (p for p in sieve() while p < 1000)
>    prime = takewhile(lamda p:p<1000, sieve())
>

I'm pretty sure the extra cost of evaluating the lambda at each step is tiny
compared to the cost of the sieve, so I don't you can make a convincing
argument on performance.

Also, you know the latter is actually fewer characters, right? :-)

--
Daniel Stutzbach, Ph.D.
President, Stutzbach Enterprises, LLC <http://stutzbachenterprises.com>
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Add a "while" clause to generator expressions