your mappers are failing to compile (i.e. if you were to call
compile_mappers() manually), and the stack trace is specific to a
relation(), which you haven't illustrated in your setup.
On Dec 16, 2008, at 7:31 AM, Andreas Jung wrote:
> Hi,
>
> I have a fairly complex model using the declarative layer.
> For a simple table 'fassung'
>
> Toolbox2=# \d fassung
> Table "public.fassung"
> Column | Type | Modifiers
>
> -------------+-----------------------
> +----------------------------------------------------
> id | bigint | not null default
> nextval('"fassung_id_key"'::text)
> nr | integer |
> bezeichnung | character varying(50) |
> Indexes:
> "fassung_pkey" primary key, btree (id)
>
>
> I habe the following definition
>
> 178 class Fassung(Base):$
> 179 __tablename__ = 'fassung'
> 180 __table_args__ = (
> 181 { 'autoload' : True, }
> 182 )
>
> A simple query fails badly from within a unittest. I have checked
> the whole mode definition and could not find and further reference
> to the 'Fassung' mapper or 'fassung' table.
>
> Bug or feature?
>
> Andreas
>
> -------
>
>
>>
> /local/HRS2/Devel/ajung/tb-dev/parts/modules-svn/toolbox/database/
> tests/test_database.py(61)testSimpleSelects()
> -> rows = session.query(mapper).limit(50).all()
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/session.py(908)query()
> -> return self._query_cls(entities, self, **kwargs)
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/query.py(95)__init__()
> -> self.__setup_aliasizers(self._entities)
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/query.py(109)__setup_aliasizers()
> -> mapper, selectable, is_aliased_class = _entity_info(entity)
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/util.py(466)_entity_info()
> -> mapper = class_mapper(entity, compile)
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/util.py(543)class_mapper()
> -> mapper = mapper.compile()
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/mapper.py(679)compile()
> -> mapper._post_configure_properties()
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/mapper.py(701)_post_configure_properties()
> -> prop.init(key, self)
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/interfaces.py(404)init()
> -> self.do_init()
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/properties.py(579)do_init()
> -> self._post_init()
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/properties.py(838)_post_init()
> -> self.backref.compile(self)
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/properties.py(989)compile()
> -> mapper._compile_property(self.key, relation);
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/mapper.py(643)_compile_property()
> -> prop.init(key, self)
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/interfaces.py(404)init()
> -> self.do_init()
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/properties.py(578)do_init()
> -> self._determine_local_remote_pairs()
>
> /home/ajung/.buildout/eggs/SQLAlchemy-0.5.0rc4-py2.4.egg/sqlalchemy/
> orm/properties.py(814)_determine_local_remote_pairs()
> -> self.local_side, self.remote_side = [util.OrderedSet(x) for x in
> zip(*list(self.local_remote_pairs))]
>
> >
> begin:vcard
> fn:Andreas Jung
> n:Jung;Andreas
> org:ZOPYX Ltd. & Co. KG
> adr;quoted-printable:;;Charlottenstr. 37/1;T=C3=BCbingen;;
> 72070;Germany
> email;internet:[email protected]
> title:CEO
> tel;work:+49-7071-793376
> tel;fax:+49-7071-7936840
> tel;home:+49-7071-793257
> x-mozilla-html:FALSE
> url:www.zopyx.com
> version:2.1
> end:vcard
>
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