florian -
i have managed to reproduce what is probably the problem youre
having, and made even more modifications to inheritance to more
accurately determine join conditions, relationship directions, and
syncrules. give the trunk a try.
- mike
On Mar 17, 2006, at 10:46 AM, Florian Boesch wrote:
Was working with revision 1117 successfully. Now I updated to the
downloadable
version 0.1.4 and it breaks on me at a line resmebling:
B.mapper = sqla.mapper(B, b, inherits=a)
I also tried with the current trunk, same result. Below the traceback.
Traceback (most recent call last):
File "./start-shop.py", line 20, in ?
from shop.controllers import Root
File "/home/florian/shop_ng/shop/shop/controllers.py", line 3, in ?
from shop import platforms, tools, mandator, oracle_session
File "/home/florian/shop_ng/shop/shop/tools.py", line 2, in ?
from shop.application import model
File "/home/florian/shop_ng/shop/shop/application/__init__.py",
line 1, in ?
from sqla import orm, model
File "/home/florian/shop_ng/shop/shop/application/sqla/orm.py",
line 31, in ?
products = sqla.mapper(Product, model.product, inherits=contents)
File
"/usr/local/lib/python2.4/site-packages/SQLAlchemy-0.1.4-py2.4.egg/
sqlalchemy/mapping/__init__.py",
line 55, in mapper
return Mapper(class_, table, *args, **params)
File
"/usr/local/lib/python2.4/site-packages/SQLAlchemy-0.1.4-py2.4.egg/
sqlalchemy/mapping/mapper.py",
line 187, in __init__
prop.init(key, self)
File
"/usr/local/lib/python2.4/site-packages/SQLAlchemy-0.1.4-py2.4.egg/
sqlalchemy/mapping/mapper.py",
line 859, in init
self.do_init(key, parent)
File
"/usr/local/lib/python2.4/site-packages/SQLAlchemy-0.1.4-py2.4.egg/
sqlalchemy/mapping/properties.py",
line 189, in do_init
self.direction = self._get_direction()
File
"/usr/local/lib/python2.4/site-packages/SQLAlchemy-0.1.4-py2.4.egg/
sqlalchemy/mapping/properties.py",
line 238, in _get_direction
raise ArgumentError("Cant determine relation direction")
sqlalchemy.exceptions.ArgumentError: Cant determine relation direction
Cheers, Florian
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