newbie list question

[Kamus of Kadizhar]

Paul Rubin wrote:
> Kamus of Kadizhar <yan at NsOeSiPnAeMr.com> writes:
> 
>>I want to remove those elements that are in the sub-lists of fav that
>>also appear in the corresponding sub-list of oldfav:
>>
>>I can hack this up using C-style indexes, but I have to imagine there
>>is some neat python way that eliminates indexes altogether.
> 
> 
> Does this work?
> 
> difffav = [[f for f in new if f not in old] for new,old in zip(fav,oldfav)]

Yes it does.  But I have no idea how.  :-(

I think it's going to take me a while to figure out what the above 
does....  :-)  Where do I find that in the FM?

-Kamus

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