The ol' [] * 500 bug...
joncle at googlemail.com
Fri Nov 13 22:56:56 CET 2009
On 13 Nov, 21:26, kj <no.em... at please.post> wrote:
> ...just bit me in the "fuzzy posterior". The best I can come up with
> is the hideous
> lol = [ for _ in xrange(500)]
> Is there something better?
That's generally the accepted way of creating a LOL.
> What did one do before comprehensions
> were available? I suppose in that case one would have to go all
> the way with
> lol = [None] * 500
> for i in xrange(len(lol)):
> lol[i] = 
> Yikes. 10 miles uphill, both ways...
>>> lol = map(lambda L: , xrange(5))
>>> [id(i) for i in lol]
[167614956, 167605004, 167738060, 167737996, 167613036]
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