[Tutor] mapping/filtering a sequence

[kevin parks]

Yeah the list seems flaky at the moment. Additionally, my query is an  
incredibly stupid one. But what you have works and represents an  
improvement over the unreadable kludge I was doing. Thanks to all who  
responded.

cheers,

k


On Sep 6, 2009, at 12:26 AM, Douglas Philips wrote:

> On or about 2009 Sep 5, at 10:45 AM, Martin A. Brown indited:
>
> I must have missed a message or two, because I don't understand why  
> math is being done on constants like that.
> Given my misunderstanding, I'd go with:
>
> my_map = { 38: 34, 40: 39 }
>
> def filter_item(item):
>    return my_map.get(item, item)
>
> l = [ ... ]
> l = map(filter_item, l)
>
>
> -Doug

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