[docs] [issue17860] subprocess docs lack info how to use output result

[anatoly techtonik]

anatoly techtonik added the comment:

>
>
> Actually stdin/stdout/stderr are string streams if universal_newline is
> True
>

I believe that makes the issue even worse. =)

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue17860>
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