expression form of one-to-many dict?
insert at spam.here
Tue Dec 21 05:40:02 CET 2004
Mike Meyer wrote:
> Personally, I'd love a language feature that let you create a function
> that didn't evaluate arguments until they were actually used - lazy
> evaluation. That lets you write the C ?: operator as a function, for
> a start.
> Hmmm. No, iterators can't be used to fake it. Oh well.
That is a brilliant idea. I would suggest requesting such a feature for
Python 3.0: http://www.python.org/cgi-bin/moinmoin/Python3.0
However, Python 3.0 is likely years away. If you want to know how to
use this feature today, consult Fredrik Lundh.
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