[Python-Dev] cpython: Issue #22003: When initialized from a bytes object, io.BytesIO() now

[Serhiy Storchaka]

30.07.14 02:45, antoine.pitrou написав(ла):
> http://hg.python.org/cpython/rev/79a5fbe2c78f
> changeset:   91935:79a5fbe2c78f
> parent:      91933:fbd104359ef8
> user:        Antoine Pitrou <solipsis at pitrou.net>
> date:        Tue Jul 29 19:41:11 2014 -0400
> summary:
>    Issue #22003: When initialized from a bytes object, io.BytesIO() now
> defers making a copy until it is mutated, improving performance and
> memory use on some use cases.
>
> Patch by David Wilson.

Did you compare this with issue #15381 [1]?

[1] http://bugs.python.org/issue15381