Can this be done with list comprehension?
maric at aristote.info
Mon Jun 9 18:32:04 CEST 2008
Le Sunday 08 June 2008 02:27:54 Terry Reedy, vous avez écrit :
> "Karlo Lozovina" <_karlo_ at _mosor.net_> wrote in message
> news:Xns9AB7858EC056mosornet at 188.8.131.52...
> | I figured that out few minutes ago, such a newbie mistake :). The fix I
> | came up with is:
> | result = ['something'] + [someMethod(i) for i in some_list]
> | Are there any other alternatives to this approach?
> result = [something]
> result.extend(someMethod(i) for i in some_list)
> avoids creating and deleting an intermediate list
A one liner, though it's a bit lispy :
list(itertools.chain((something,), (someMethod(i) for i in some_list)))
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