[openstack-dev] sqlalchemy 0.8 and Grizzly

Boris Pavlovic boris at pavlovic.me
Mon Jul 8 08:11:01 UTC 2013

Hi Thomas,

I would prefer to avoid such things at this moment.

First of all we are using different wrappers around sqlalchemy in different
There is a lot of hacks and they could probably produce hidden bugs.

Also our db code is not fully covered by tests. So I would prefer to:

1) firstly use OSLO DB code in all projects. (this point is almost
2) Implement these 2 blueprints in nova:
3) try to switch in Nova to sqla 0.8.2, if there will be no errors then we
could safely switch to it in other projects.

Best regards,
Boris Pavlovic

On Mon, Jul 8, 2013 at 11:53 AM, Thomas Goirand <zigo at debian.org> wrote:

> Hi,
> Since python-sqlalchemy 0.8.2 has been uploaded to Sid, Quantum is
> uninstallable there right now (see #715294).
> I am wondering: what's wrong with sqlalchemy >= 0.8, so that it is
> written explicitly in the requirements that we shouldn't use it? Is
> there a chance that having such a version of sqlalchemy will make all of
> OpenStack grizzly fail? What are the consequences? Would it be safe to
> simply patch the requirements file and ignore this?
> Thomas Goirand (zigo)
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> OpenStack-dev at lists.openstack.org
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