[issue33695] Have shutil.copytree(), copy() and copystat() use cached scandir() stat()s

[Yury Selivanov]

Yury Selivanov <yselivanov at gmail.com> added the comment:

> Depending on the configuration, stat() in a network filesystem can be between very slow and slow.

+1.  I also quickly glanced over the patch and I think it looks like a clear win.

----------

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33695>
_______________________________________