[Python-ideas] try-else without except or finally

[Yuval Greenfield]

On Thu, Nov 10, 2011 at 3:28 PM, Steven D'Aprano <steve at pearwood.info>wrote:

> Yuval Greenfield wrote:
>
>  "Try...else..." doesn't make any sense without the except jn my eyes. The
>> "else" has to conjugate something.
>>
>
>
> We already have while...else and for...else blocks in Python. The
> principle is the same:
>
>
> while condition():
>    ...
> else:
>    # Run the else block unless we exit the while block with a break.
>    ...
>
>
I'd rename or remove for/else and while/else from the language. Guido has
said "we probably should not do more of these".

http://mail.python.org/pipermail/python-ideas/2009-October/006083.html

Though these constructs are technically useful, even experts who read the
documentation misunderstand or misuse them. People who are new to the
language will be even worse.

--Yuval
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