you need to show me what youre doing.
On Jun 15, 2006, at 1:44 PM, HD Mail wrote: > Hi, > > In 0.1, I could create mapped object instances from a resultset > cursor using > MyMapper.instances(curs) where MyMapper was not the primary mapper. > Note: MyMapper contains a lazy 1-1 relation to another class. > > In 0.2, I fix up my mapper to add entity_name (because it was > complaining), yet when I call the new MyMapper.instances(curs, > session) > it spits the dummy. > > > [/home/huy/apps/sqlalchemy/lib/sqlalchemy/orm/properties.py:333] > _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ > _ _ > _ _ _ _ _ _ _ _ _ > > def setup_loader(self, instance): > # make sure our parent mapper is the one thats assigned to > this > instance, else call that one > if not self.localparent.is_assigned(instance): > # if no mapper association with this instance (i.e. not > in a > session, not loaded by a mapper), > # then we cant set up a lazy loader > if not mapper.has_mapper(instance): > return None > else: > E return > mapper.object_mapper(instance).props[self.key].setup_loader(instance) >> KeyError: 'status' > > > it seems to try to map my resultset to the primary mapper because > "status" is a lazy relation in the primary mapper. > > Any ideas ? > > Many Thanks, > > Huy > > > _______________________________________________ > Sqlalchemy-users mailing list > Sqlalchemy-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/sqlalchemy-users _______________________________________________ Sqlalchemy-users mailing list Sqlalchemy-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/sqlalchemy-users
