[Python-Dev] 2.4a2, and @decorators
Michael Hudson
mwh at python.net
Fri Aug 6 13:42:46 CEST 2004
Gareth McCaughan <gmccaughan at synaptics-uk.com> writes:
> On Friday 2004-08-06 01:35, Greg Ewing wrote:
>> > >> class C(random.choice([dict, list])):
>> > >> pass
>> > >>
>> > >> is my favourite example of this :-)
>> > >
>> > > Where is THAT monstrocity used!?
>> >
>> > Well, it's not, I hope :-)
>>
>> Hmmm... maybe if you had some algorithm that was more efficient
>> using either a list or a dict, depending on the input data, but
>> in a way that makes it difficult to tell ahead of time which
>> to use, and you want to improve the average behaviour...
>
> ... then you'd do better to find which out of (dict,list)
> does better on average, and always use that one. Sorry. :-)
By running the above code on a wide range of inputs? :-)
Cheers,
mwh
--
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