I had the following error since the update to SQLAlchemy 0.5.1 (we had to upgrade because it fixed a bug we had in the previous version :P). I'm not really sure how it manifest itself but here is the traceback:
Traceback (most recent call last): [...] File "<string>", line 4, in __init__ File "/usr/lib/python2.5/site-packages/SQLAlchemy-0.5.1-py2.5.egg/sqlalchemy/orm/attributes.py", line 880, in initialize_instance return manager.events.original_init(*mixed[1:], **kwargs) File "[..]/model/business/yield_term_structure.py", line 57, in __init__ settlement_days, tenor, rolling_convention) File "<string>", line 6, in __init__ File "[...]/model/business/yield_term_structure.py", line 35, in __init__ self.currency = currency File "/usr/lib/python2.5/site-packages/SQLAlchemy-0.5.1-py2.5.egg/sqlalchemy/orm/attributes.py", line 151, in __set__ self.impl.set(instance_state(instance), value, None) AttributeError: 'NoneType' object has no attribute 'set' Do you have any hints? -- Lawrence, http://oluyede.org - http://twitter.com/lawrenceoluyede "It is difficult to get a man to understand something when his salary depends on not understanding it" - Upton Sinclair --~--~---------~--~----~------------~-------~--~----~ 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 sqlalchemy+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---