[issue22524] PEP 471 implementation: os.scandir() directory scanning function

[STINNER Victor]

STINNER Victor added the comment:

> Result of bench (cached): scandir-6.patch => scandir-2.patch
> (...)
> laptop using SSD and ext4: 1.3x faster => 2.8x faster
> desktop PC using HDD and ext4: 1.4x faster => 1.4x faster

Oops, I copied the wrong numbers. scandir-2.patch is faster than that!

* laptop using SSD and ext4: 1.3x faster => 3.6x faster
* desktop PC using HDD and ext4: 1.4x faster => 3.5x faster

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue22524>
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