[issue39907] `pathlib.Path.iterdir()` wastes memory by using `os.listdir()` rather than `os.scandir()`

[Barney Gale]

Change by Barney Gale <barney.gale at gmail.com>:


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keywords: +patch
pull_requests: +18223
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/18865

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39907>
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