[Python-Dev] PEP-xxx: Unification of for statement and list-comp syntax
Heiko Wundram
me+python-dev at modelnine.org
Mon May 22 07:01:33 CEST 2006
Am Montag 22 Mai 2006 02:46 schrieben Sie:
> Heiko Wundram wrote:
> > 2) Just as I've replied to Terry J. Reed, if you find list comprehensions
> > easy to read, you're also bound to be able to understand what "for <expr>
> > in <expr> if <expr>:" does, at least AFAICT.
>
> I tend to write non-trivial LCs on multiple lines, e.g.
>
> l = [foo(x)
> for x in stuff
> if something_about(x)]
>
> for the very reason that it makes them easier to read.
You can also do the same here (by using normal bracketing):
for <expr> in (<some>
<non-trivial>
<stuff>) if (<one expr> and
<two expr> and
<three expr>):
foo(x)
--- Heiko.
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