Alex Martelli aleax at aleax.it
Thu Nov 13 11:49:07 EST 2003

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Greg Ewing (using news.cis.dfn.de) wrote:

> Hannu Kankaanp?? wrote:
>> Another variation:
>> 
>> foo = [i for i in bar, break if len(i) == 0]
>> 
>> This wouldn't need a new keyword.
> 
> My thoughts on all this are that if you want to do
> something that procedural, it would be better written
> out as nested statements. List comprehensions are
> meant to be read declaratively.

Yes, they are.  Still,

[ i for i in bar while len(i) ]

DOES read pretty declaratively to me (while the "break"
version admittedly doesn't).


Alex

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