[Python-Dev] accumulator display syntax
Guido van Rossum
guido at python.org
Tue Oct 21 14:11:39 EDT 2003
> > But the executive summary remains: the generator wins because it
> > doesn't have to materialize the whole list.
> But what would happen if the generator were replaced with
> in-line code that computes the values and feeds them to
> an accumulator object, such as might result from an
> accumulator syntax that gets inline-expanded in the
> same way as a list comp?
I'd worry that writing an accumilator would become much less natural.
The cool thing of iterators and generators is that you can write both
the source (generator) and the destination (iterator consumer) as a
simple loop, which is how you usually think about it.
--Guido van Rossum (home page: http://www.python.org/~guido/)
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