substituting list comprehensions for map()

Bruno Desthuilliers bruno.42.desthuilliers at websiteburo.invalid
Mon Nov 2 12:29:53 CET 2009


Ben Finney a écrit :
> Bruno Desthuilliers <bruno.42.desthuilliers at websiteburo.invalid> writes:
> 
>> Ben Finney a écrit :
>>> (Does anyone know of a counter-example, a ‘map()’ operation that
>>> doesn't have a correspondingly simple list comprehension?)
>> ... depends on your definition of "simple". There are things I'd
>> rather not write as a list comprehension...
> 
> That's why I qualified it as I did. I'd be interested to know a ‘map()’
> usage where there isn't a correspondingly simple list comprehension;
> that is, one that couldn't be done without being significantly more
> complex than the corresponding ‘map()’ usage.

I know I've seen the case, and more than once, but I'm afraid I don't 
have any example to publish here - I'd need to do quite a bit of 
archeology :-/



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