[issue15903] Make rawiobase_read() read directly to bytes object

[Stefan Krah]

Stefan Krah added the comment:

Antoine Pitrou <report at bugs.python.org> wrote:
> I don't think we want to expose a mutable bytes object to outside code,
> so IMO PyMemoryView_FromMemory() is preferrable.

I agree, but PyMemoryView_FromMemory(PyBytes_AS_STRING(b), n, PyBUF_WRITE)
just hides the fact that a mutable bytes object is exposed.

Are we talking about a big speedup here or could we perhaps just keep
the existing code?

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue15903>
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