[Python-3000] PEP 3132: Extended Iterable Unpacking

[Steven Bethard]

On 5/3/07, Greg Ewing <greg.ewing at canterbury.ac.nz> wrote:
> Steven Bethard wrote:
>
> > This brings up the question of why the patch produces lists, not
> > tuples. What's the reasoning behind that?
>
> When dealing with an iterator, you don't know the
> length in advance, so the only way to get a tuple
> would be to produce a list first and then create
> a tuple from it.

Yep.  That was one of the reasons it was suggested that the *args
should only appear at the end of the tuple unpacking.

STeVe
-- 
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