On Mon, Jan 11, 2016 at 06:23:06PM -0500, Tom Lane wrote:
> Date: Mon, 11 Jan 2016 18:23:06 -0500
> From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
> To: Paul Jones <pbj(at)cmicdo(dot)com>
> cc: pgsql-general(at)postgresql(dot)org
> Subject: Re: [GENERAL] 9.4 -> 9.5 upgrade problem when both python2 and
> python3 present
>
>
> > I guess the thing to do is to manually pg_dump the databases that have
> > python, drop them, upgrade, and then manually restore.
>
> If you'd rather build a patched version of PG, I have posted a
> work-in-progress patch to address this issue:
> http://www.postgresql.org/message-id/31659.1452538805@sss.pgh.pa.us
It worked most excellently, thank you.
>
> regards, tom lane