PEP-xxx: Unification of for statement and list-comp syntax
Felipe Almeida Lessa
felipe.lessa at gmail.com
Sun May 21 14:46:21 EDT 2006
Em Dom, 2006-05-21 às 17:11 +0200, Heiko Wundram escreveu:
> for node in tree if node.haschildren():
> <do something with node>
>
> as syntactic sugar for:
>
> for node in tree:
> if not node.haschildren():
> continue
> <do something with node>
Today you can archive the same effect (but not necessarily with the same
performance) with:
for node in (x for x in tree if x.haschildren()):
<do something with node>
But that's ugly...
--
Felipe.
More information about the Python-list
mailing list