breaking a list into smaller lists
Reinhold Birkenfeld
reinhold-birkenfeld-nospam at wolke7.net
Thu Jun 17 03:17:28 EDT 2004
Maciej Dziardziel wrote:
> Bart Nessux wrote:
>
>> Is there a way to turn this big list into 100 small lists (each
>> containing 1000 files) with one simple line of code?
>>
>> Thanks,
>> Bart
>
> big = range(87)
>
> print [ big[i*10:i*10+10] for i in xrange(len(big)/10+int((len(big) %
> 10)>0) ) ]
I would add that you should definitely use the // operator in this case
as this code will break in 2.4.
Also, I would leave the modulo part out and write the thing as follows:
print [ big[i*10:(i+1)*10] for i in xrange((len(big)-1) // 10 + 1) ]
Reinhold
--
Wenn eine Linuxdistribution so wenig brauchbare Software wie Windows
mitbrächte, wäre das bedauerlich. Was bei Windows der Umfang eines
"kompletten Betriebssystems" ist, nennt man bei Linux eine Rescuedisk.
-- David Kastrup in de.comp.os.unix.linux.misc
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