On Jan 23, 2008, at 10:16 PM, Jonathon Anderson wrote:
> > So, in constructing my test case, I figured out what was going on. > (I'm sure this is often the case.) > > http://pastebin.com/m612561a6 > > The problem is that process_result_value is only called when actually > loading values from the database, and since a session maintains an > object cache for object identity persistence, it it doesn't update the > instance value. > > Is there some way to get the behavior I want in > test_values_sameinstance without closing/clearing the session, or > duplicating my logic in a python property? sure the python property version is illustrated here: http://www.sqlalchemy.org/docs/04/mappers.html#advdatamapping_mapper_overriding depending on what youre doing this may remove the need to have a custom column type. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---