why no "do : until"?

[Alex Martelli]

"David Morley" <morley at Borokay.ai.sri.com> wrote in message
news:fvy9wlztq2.fsf at Borokay.AI.SRI.COM...
    [snip]
> What would be wrong with:
>
> class Indexing:
>     def __init__(self, thing):
>         self.thing = thing
>     def __getitem__(self, index):
>         return (index, self.thing[index])
>
> for (i,x) in Indexing(a):

Just the redundant parentheses --
    for i, x in Indexing(a):
reads fractionally more smoothly (and similarly,
the parentheses are not needed on the return
from __getitem__).  Pretty cool idea though!-)


Alex