[Python-ideas] Adding list.pluck()

Alexandre Zani alexandre.zani at gmail.com
Fri Jun 1 23:25:24 CEST 2012

What if it's a list of objects instead of a list of dicts? List
comprehension already makes this easy:

[i['name'] for i in l]

I don't think this would add as much in python as it adds in javascript.

On Fri, Jun 1, 2012 at 2:16 PM, Oleg Broytman <phd at phdru.name> wrote:
> On Sat, Jun 02, 2012 at 12:10:03AM +0300, Cenk Alt?? <cenkalti at gmail.com> wrote:
>> pluck() is a beautiful function which is in underscore.js library.
>> Described as "A convenient version of what is perhaps the most common
>> use-case for map: extracting a list of property values."
>> http://documentcloud.github.com/underscore/#pluck
>> What about it implementing for python lists? And maybe for other iterables?
>   Like operator.attrgetter?
> http://docs.python.org/library/operator.html#operator.attrgetter
> Oleg.
> --
>     Oleg Broytman            http://phdru.name/            phd at phdru.name
>           Programmers don't die, they just GOSUB without RETURN.
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