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 <solip...@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
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