On Oct 26, 2011, at 6:50 PM, Michael Bayer wrote:
>
> OK you're getting confused here
If I had a nickel =P
>
> So this is something occurring on usage, not on the mapping, which is not
> shown here. Somewhere a string value is being passed where an object
> should be, such as if you were to say User().parent = "some string". I know
> that's not explicitly what you're doing here but we can't know the issue
> without full code and a stack trace.
>
Basically what I'm doing is adding an authed user to the framework.
Traceback (most recent call last):
File "/usr/sbin/admin-web", line 25, in service
Application.service(self)
File "/usr/lib/python2.5/site-packages/smisk/mvc/__init__.py", line 879, in
service
rsp = self._call_leaf_and_handle_model_session(req_args, req_params)
File "/usr/lib/python2.5/site-packages/smisk/mvc/__init__.py", line 706, in
_call_leaf_and_handle_model_session
rsp = self._call_leaf(req_args, req_params)
File "/usr/lib/python2.5/site-packages/smisk/mvc/__init__.py", line 695, in
_call_leaf
return self._leaf_filter(*args, **params)
File "/usr/lib/python2.5/site-packages/smisk/mvc/decorators.py", line 72, in f
return filter(leaf, *va, **kw)
File "/var/mysite/lib/mysite/admin_web/__init__.py", line 50, in
add_authorized_user_to_rsp
return leaf(*va, **kw)
File "/usr/lib/python2.5/site-packages/smisk/mvc/__init__.py", line 298, in
<lambda>
self._leaf_filter = lambda *va, **kw: filter(self.destination)(*va, **kw)
File "/usr/lib/python2.5/site-packages/smisk/mvc/decorators.py", line 72, in f
return filter(leaf, *va, **kw)
File "/var/mysite/lib/mysite/admin_web/__init__.py", line 50, in
add_authorized_user_to_rsp
return leaf(*va, **kw)
File "/usr/lib/python2.5/site-packages/smisk/mvc/routing.py", line 65, in
__call__
return self._call_leaf(*args, **params)
File "/usr/lib/python2.5/site-packages/smisk/mvc/routing.py", line 59, in
_call_leaf
return self.leaf(*args, **params)
File "/var/mysite/lib/smisk117compat.py", line 15, in f
return filter(leaf, *va, **kw)
File "/var/mysite/lib/smisk117compat.py", line 150, in filter
self.parameter: q.all(),
File "/var/lib/python-support/python2.5/sqlalchemy/orm/query.py", line 878,
in all
return list(self)
File "/var/lib/python-support/python2.5/sqlalchemy/orm/query.py", line 938,
in __iter__
return self._execute_and_instances(context)
File "/var/lib/python-support/python2.5/sqlalchemy/orm/query.py", line 941,
in _execute_and_instances
result = self.session.execute(querycontext.statement, params=self._params,
mapper=self.mapper, instance=self._refresh_instance)
File "/var/lib/python-support/python2.5/sqlalchemy/orm/session.py", line 628,
in execute
return self.__connection(engine, close_with_result=True).execute(clause,
params or {})
File "/var/lib/python-support/python2.5/sqlalchemy/engine/base.py", line 844,
in execute
return Connection.executors[c](self, object, multiparams, params)
File "/var/lib/python-support/python2.5/sqlalchemy/engine/base.py", line 895,
in execute_clauseelement
return self._execute_compiled(elem.compile(dialect=self.dialect,
column_keys=keys, inline=len(params) > 1), distilled_params=params)
File "/var/lib/python-support/python2.5/sqlalchemy/engine/base.py", line 904,
in _execute_compiled
context = self.__create_execution_context(compiled=compiled,
parameters=distilled_params)
File "/var/lib/python-support/python2.5/sqlalchemy/engine/base.py", line 948,
in __create_execution_context
return self.engine.dialect.create_execution_context(connection=self,
**kwargs)
File "/var/lib/python-support/python2.5/sqlalchemy/databases/mysql.py", line
1474, in create_execution_context
return MySQLExecutionContext(self, connection, **kwargs)
File "/var/lib/python-support/python2.5/sqlalchemy/engine/default.py", line
179, in __init__
self.compiled_parameters = [compiled.construct_params(m) for m in
parameters]
File "/var/lib/python-support/python2.5/sqlalchemy/sql/compiler.py", line
217, in construct_params
pd[self.bind_names[bindparam]] = bindparam.value()
File "/var/lib/python-support/python2.5/sqlalchemy/orm/strategies.py", line
288, in <lambda>
bindparam.value = lambda: mapper._get_committed_attr_by_column(instance,
bind_to_col[bindparam.key])
File "/var/lib/python-support/python2.5/sqlalchemy/orm/mapper.py", line 974,
in _get_committed_attr_by_column
return self._get_col_to_prop(column).getcommitted(obj._state, column)
AttributeError: 'str' object has no attribute '_state'
Guess I'll have to check the source and see if it somewhere replaces the parent
object with a string. Because I checked that it was an object right before
adding the user. Know this stack trace doesn't say much but thought that maybe
you can see something that I can't.
Time for some detective work...
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