Re: [Python-Dev] New PEP: Using ssize_t as the index type :: ASPN Mail Archive

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MyASPN >> Mail Archive >> python-dev

python-dev

Re: [Python-Dev] New PEP: Using ssize_t as the index type
by Guido van Rossum other posts by this author
Dec 29 2005 7:37AM messages near this date

Re: [Python-Dev] New PEP: Using ssize_t as the index type | Re: [Python-Dev] suggestion for smarter garbage collection in function of size (gc.set_collect_mem_growth(2))

+1. I think this is long overdue. While I can't judge the amount of
code breakage, 2.5 is as good an opportunity as any.

--Guido

On 12/29/05, "Martin v. LÃ¶wis" <martin@[...].de>  wrote:
>  Please let me know what you think.
> 
>  Regards,
>  Martin
> 
>  PEP: XXX
>  Title: Using ssize_t as the index type
>  Version: $Revision$
>  Last-Modified: $Date$
>  Author: Martin v. LÃ¶wis <martin@[...].de>
>  Status: Draft
>  Type: Standards Track
>  Content-Type: text/x-rst
>  Created: 18-Dec-2005
>  Post-History:
> 
> 
>  Abstract
>  ========
> 
>  In Python 2.4, indices of sequences are restricted to the C type
>  int. On 64-bit machines, sequences therefore cannot use the full
>  address space, and are restricted to 2**31 elements. This PEP proposes
>  to change this, introducing a platform-specific index type
>  Py_ssize_t. An implementation of the proposed change is in
>  http://svn.python.org/projects/python/branches/ssize_t.

--
--Guido van Rossum (home page: http://www.python.org/~guido/)
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