> I really like the idea of adding extended attributes copy to shutil.cop2().
> However, I'm not convinced that exposing the raw copyxattr() is
> necessary (I can't really come up with a use case for this).
> 
> So I'd suggest make copyxattr() private, and wait until someone asks
> for the functionality.

I agree. If someone needs it, (s)he will be able to advice on useful
semantics re replacement. For copy2() it’s a non-issue.