New Python 3.0 string formatting - really necessary?

Jean-Paul Calderone exarkun at divmod.com
Fri Dec 19 18:38:14 CET 2008


On Fri, 19 Dec 2008 10:27:27 -0700, Michael Torrie <torriem at gmail.com> wrote:
>walterbyrd wrote:
>> On Dec 19, 9:13 am, "Giampaolo Rodola'" <gne... at gmail.com> wrote:
>>> You can use the old 2.x syntax also in Python 3.x:
>>
>> Yeah, but it's deprecated, and - as I understand it - may be removed
>> completely in future versions. Also, in the future, if you are working
>> with code from another developer, it's likely that developer will use
>> the new format. I suppose you can use both - but what an awful mess
>> that would be.
>>
>> It seems to me that 3.0 is changing a lot of non-problems. And it's
>> going to be slower to boot.
>
>How is this?  With projects like PyPy eventually enabling the JIT'ing of
>python3 code, I don't see how this is going to be "slower."  If anything
>we have a python that can be made to run faster than ever before.

What makes you think PyPy is going to enabling JIT'ing of Python 3 code?
Perhaps it will, someday, but I suspect it will provide a JIT for Python 2
long before.

Jean-Paul



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