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Sun Mar 8 23:00:31 CET 2015 · https://mail.python.org/pipermail/python-dev/2015-March/138666.html

On 8 March 2015 at 13:31, Ben Hoyt <benhoyt at gmail.com> wrote:

> Thanks for committing this, Victor! And fixing the d_type issue on funky
> platforms.
>
> Others: if you want to benchmark this, the simplest way is to use my
> os.walk() benchmark.py test program here:
> https://github.com/benhoyt/scandir -- it compares the built-in os.walk()
> implemented with os.listdir() with a version of walk() implemented with
> os.scandir(). I see huge gains on Windows (12-50x) and modest gains on my
> Linux VM (3-5x).
>
> Note that the actual CPython version of os.walk() doesn't yet use
> os.scandir(). I intend to open a separate issue for that shortly (or Victor
> can). But that part should be fairly straight-forward, as I already have a
> version available in my GitHub project.
>

I think it would be a good idea to report the type of drive/mount along
with the results. I imagine that there might be significant differences
between solid state drives, hard drives and network mounts.

Tim Delaney
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Showing content from https://mail.python.org/pipermail/python-dev/2015-March/138666.html below:

[Python-Dev] PEP 471 Final: os.scandir() merged into Python 3.5