comparing two lists and returning "position"

hiro NunezD at gmail.com
Fri Jun 22 19:58:17 CEST 2007


On Jun 22, 1:56 pm, Marc 'BlackJack' Rintsch <bj_... at gmx.net> wrote:
> In <1182534010.884992.119... at u2g2000hsc.googlegroups.com>, hiro wrote:
> > Hi once again, Charles.. I have tried your approach in my data set l2
> > and it keeps crashing on me,
> > bare in mind that I have a little over 10 million objects in my list
> > (l2) and l1 contains around 4 thousand
> > objects.. (i have enough ram in my computer so memory is not a
> > problem)
>
> > python 2.5 (r25:51908, Sep 19 2006, 09:52:17) [MSC v.1310 32 bit
> > (Intel)] on win32
>
> > error is : ValueError: list.index(x): x not in list
>
> So you are saying you get this error with the value of `x` actually in the
> list!?  Somehow hard to believe.
>
> Ciao,
>         Marc 'BlackJack' Rintsch

yes I do




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