[Python-ideas] With-expression

[Calvin Spealman]

On Tue, Jan 20, 2009 at 8:00 AM, Sturla Molden <sturla at molden.no> wrote:
> On 1/20/2009 2:47 AM, Gregory P. Smith wrote:
>
>>    I always preferred:
>>
>>    data = open("file.txt").read()
>>
>>    Which works all the way back as far as I can remember.
>>
>>
>> In C Python yes that "works" but it makes absolutely no guarantees about
>> when that file is actually closed.  Don't write code that depends on a
>> particular GC behavior.
>
> Then why not introduce that guarantee? Indeterministic GC behaviour is a
> Jython and IronPython problem.

We cannot and should not define aspects of the language which do
(especially on purpose) specifically deny other implementations from
respecting that change.

> And if you are worried about not closing the file, why not close it
> manually?
>
> S.M.
>
>
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