[issue28353] os.fwalk() unhandled exception when error occurs accessing symbolic link target

[Serhiy Storchaka]

Serhiy Storchaka added the comment:

Here is a patch with tests. Needed to test it on Windows.

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stage:  -> patch review

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28353>
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