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Sat Sep 4 15:20:55 CEST 2004 · https://mail.python.org/pipermail/python-dev/2004-September/048597.html

M.-A. Lemburg wrote:

>> Yes.  Whatever MAL and Barry thinks, Python's current model is 8+8=8,
>> U+U=U, and 8+U=U for ascii U.  That's an advantage, not a bug.
>
> Indeed, but I don't see how that's different from what the PEP
> is saying.

the current implementation is

     T(8) % 8 = U.

which violates the 8+8=8 rule.

>> And when that time comes, storing everything as 32-bit characters is not the
>> right answer either.
>
> I'll leave that for the libc designers to decide :-)
>
> If you look at performance, there's not much difference between
> 8-bit strings and Unicode, so the only argument against using
> Unicode for storing text data is memory usage.

I used to make that argument, but these days, I no longer think that you can
talk about performance without taking memory usage into account.

</F> 

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Re: Alternative Implementation forPEP 292:SimpleStringSubstitutions