[Python-3000] A new member for contextlib?

[Barry Warsaw]

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On Apr 4, 2008, at 2:40 PM, Paul Moore wrote:
> On 04/04/2008, Zaur Shibzoukhov <szport at gmail.com> wrote:
>> Certainly! It don't intent to replace this way of defining/modifining
>> properties. First, it is an example of "with" statement application.
>> Second, suggested approach allow to write your example in the
>> following way:
>>
>> class C(object):
>>    with property as x:
>>        def get(self): return self._x
>>        def set(self, value): self._x = value
>>        def del(self): del self._x
>>
>> IMHO it's quite readable too because of additional identation.
>
> It does look reasonably nice. But I'd suggest submitting it as a
> recipe in the Python cookbook - it doesn't seem to me that it needs to
> go in the core. I'm not entirely sure about it, as I don't think "with
> property as x" reads right.

It looks nice to me.  I think it's exactly right because it's entirely  
clear what the intent is.  Very clever too, so I would be +1 on  
extending property to handle this.

> And you shouldn't call it "property" - that name is already builtin
> (and it doesn't read right, see above). I can't think of a good name
> that *does* read right in the context of "with ... as x", either.

- -Barry

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