[Python-Dev] Buffer protocol for io.BytesIO?

Antoine Pitrou solipsis at pitrou.net
Fri Sep 3 17:10:19 CEST 2010

On Fri, 3 Sep 2010 21:16:13 +1000
Nick Coghlan <ncoghlan at gmail.com> wrote:
> On Fri, Sep 3, 2010 at 8:56 PM, Antoine Pitrou <solipsis at pitrou.net> wrote:
> > On Fri, 3 Sep 2010 20:44:01 +1000 Nick Coghlan <ncoghlan at gmail.com> wrote:
> > That's an interesting idea. I was planning to return a memoryview
> > object (in order to hide the intermediate object, and make it really
> > minimal), so perhaps the context protocol should be enabled on
> > memoryviews?
> >
> > (__enter__ would be a no-op, and __exit__ would release the internal
> > buffer and render it invalid, a bit like closing a file)
> Yep, sounds good (with "no-op" in this case meaning "just return self").

It just occurred to me that it could be interpreted as a breach of the
moratorium. On the other hand, according to PEP 3003:

    “The case for adding a method to a built-in object can be made.”

This case seems even lighter than adding a new method.



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