On 07/18/2013 03:48 PM, Nachi Ueno wrote: > Sometimes, I got "SQLAlchemy raises None, causes TypeError" > This get debugging hard, because it hides real reasons. > > It looks like the problem of combining eventlet and sqlalchemy. > > http://stackoverflow.com/questions/9525220/sqlalchemy-raises-none-causes-typeerror > > Latest version of sqlalchemy looks improved of this exception handling code. > > The sqlalchemy version looks pinned to > sqlalchemy>=0.7.8,<=0.7.99. > > Because we needed SqlSoup (see [1]), > However sqlsoup is no longer used. > > so I would like to upgrade sqlalchemy, but > if the other project needs 0.7 version, please let me know. Heat fails with SQLAlchemy 0.8. https://bugs.launchpad.net/heat/+bug/1199435 -- David Ripton Red Hat dripton at redhat.com