Thanks Orion
I was using 7.3 updates which I guess have not yet been populated with the latest 7.3 updates.
All good now.

 
-----Original message-----
> From:Orion Poplawski <[log in to unmask]>
> Sent: Tuesday 17th January 2017 14:50
> To: Bill Maidment <[log in to unmask]>; [log in to unmask]
> Subject: Re: SL7.3RC installing policycoreutils-python issue
> 
> On 01/16/2017 08:03 PM, Bill Maidment wrote:
> > Hi again
> > I hope I haven't done anything stupid again, but cannot install policycoreutils-python
> > Is something missing from the repositories?
> >
> > <output>
> >          1. You have an upgrade for audit-libs which is missing some
> >             dependency that another package requires. Yum is trying to
> >             solve this by installing an older version of audit-libs of the
> >             different architecture. If you exclude the bad architecture
> >             yum will tell you what the root cause is (which package
> >             requires what). You can try redoing the upgrade with
> >             --exclude audit-libs.otherarch ... this should give you an error
> >             message showing the root cause of the problem.
> > </output>
> >
> > Using the exclude statement gives
> >
> > Error: Package: audit-libs-python-2.4.1-5.el7.x86_64 (sl)
> >            Requires: audit-libs = 2.4.1-5.el7
> >            Installed: audit-libs-2.6.5-3.el7.x86_64 (@anaconda/7.3)
> >                audit-libs = 2.6.5-3.el7
> >            Available: audit-libs-2.4.1-5.el7.x86_64 (sl)
> >                audit-libs = 2.4.1-5.el7
> 
> It doesn't look like you have sl-rolling enabled, which would have 
> 2.6.5-3.el7
> 
> Although you installed from 7.3, 7x still points to 7.2.
> 
> -- 
> Orion Poplawski
> Technical Manager                     303-415-9701 x222
> NWRA/CoRA Division                    FAX: 303-415-9702
> 3380 Mitchell Lane                  [log in to unmask]
> Boulder, CO 80301              http://www.cora.nwra.com
> 
>