[PATCH oldpy] keepalive: discard legacy Python support for error handling

[Yuya Nishihara]

On Mon, 21 Nov 2016 22:21:17 -0500, Augie Fackler wrote:
> # HG changeset patch
> # User Augie Fackler <augie at google.com>
> # Date 1479784665 18000
> #      Mon Nov 21 22:17:45 2016 -0500
> # Node ID 41a5d880f24e5bdf21a96bf72dda7e16d444eaf9
> # Parent  eb23353777d3bd87b376b8b159d614c89cb7bb17
> keepalive: discard legacy Python support for error handling

Looks good, queued, thanks.