[PATCH V2] py3: use str to query registry values on Windows

[Yuya Nishihara]

On Sat, 13 Oct 2018 13:44:25 -0400, Matt Harbison wrote:
> # HG changeset patch
> # User Matt Harbison <matt_harbison at yahoo.com>
> # Date 1539380085 14400
> #      Fri Oct 12 17:34:45 2018 -0400
> # Node ID 83dab13d625cd3fa2ce24801c9ee962d695045b8
> # Parent  d6b7c4e77bb414fa27fed41e834423fca7d6ce63
> py3: use str to query registry values on Windows

Queued, thanks.