[issue5506] io.BytesIO doesn't support the buffer protocol

[Antoine Pitrou]

Antoine Pitrou <pitrou at free.fr> added the comment:

Yes.
I don't remember which use case I was thinking about when I suggested
this, but it may be useful to e.g. write() all the data to a file object
without actually making a copy (getvalue() does).

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue5506>
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