you can't call count() when you've used from_statement, that should be
raising an error.   the bug is that no error is being raised.

Hollister wrote:
>
> Here you go:
>
> URL: http://dev:5000/hits/referrers
> File '/home/aw/venv/dev/lib/python2.6/site-packages/WebError-0.10.1-
> py2.6.egg/weberror/evalexception.py', line 431 in respond
>   app_iter = self.application(environ, detect_start_response)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Beaker-1.3-
> py2.6.egg/beaker/middleware.py', line 81 in __call__
>   return self.app(environ, start_response)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Beaker-1.3-
> py2.6.egg/beaker/middleware.py', line 160 in __call__
>   return self.wrap_app(environ, session_start_response)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Routes-1.10.3-
> py2.6.egg/routes/middleware.py', line 130 in __call__
>   response = self.app(environ, start_response)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Pylons-0.9.7-
> py2.6.egg/pylons/wsgiapp.py', line 125 in __call__
>   response = self.dispatch(controller, environ, start_response)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Pylons-0.9.7-
> py2.6.egg/pylons/wsgiapp.py', line 324 in dispatch
>   return controller(environ, start_response)
> File '/home/aw/projects/resonate/corp/corp/lib/base.py', line 18 in
> __call__
>   return WSGIController.__call__(self, environ, start_response)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Pylons-0.9.7-
> py2.6.egg/pylons/controllers/core.py', line 221 in __call__
>   response = self._dispatch_call()
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Pylons-0.9.7-
> py2.6.egg/pylons/controllers/core.py', line 172 in _dispatch_call
>   response = self._inspect_call(func)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Pylons-0.9.7-
> py2.6.egg/pylons/controllers/core.py', line 107 in _inspect_call
>   result = self._perform_call(func, args)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/Pylons-0.9.7-
> py2.6.egg/pylons/controllers/core.py', line 60 in _perform_call
>   return func(**args)
> File '/home/aw/projects/resonate/corp/corp/controllers/hits.py', line
> 67 in referrers
>   items_per_page = 50,
> File '/home/aw/venv/dev/lib/python2.6/site-packages/WebHelpers-0.6.4-
> py2.6.egg/webhelpers/paginate.py', line 333 in __init__
>   self.item_count = len(self.collection)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/WebHelpers-0.6.4-
> py2.6.egg/webhelpers/paginate.py', line 204 in __len__
>   return self.obj.count()
> File '/home/aw/venv/dev/lib/python2.6/site-packages/SQLAlchemy-0.5.2-
> py2.6.egg/sqlalchemy/orm/query.py', line 1465 in count
>   should_nest = should_nest[0]
> File '/home/aw/venv/dev/lib/python2.6/site-packages/SQLAlchemy-0.5.2-
> py2.6.egg/sqlalchemy/orm/query.py', line 1472 in _col_aggregate
>   entity.setup_context(self, context)
> File '/home/aw/venv/dev/lib/python2.6/site-packages/SQLAlchemy-0.5.2-
> py2.6.egg/sqlalchemy/orm/query.py', line 1956 in setup_context
>   if context.order_by is False and self.mapper.order_by:
> AttributeError: 'QueryContext' object has no attribute 'order_by'
>
> On Jun 19, 12:35 pm, "Michael Bayer" <mike...@zzzcomputing.com> wrote:
>> Hollister wrote:
>>
>> >> When I run this, I get:
>>
>> >> Module sqlalchemy.orm.query:1956 in setup_context
>> >> <<          context.froms.append(self.selectable)
>> >>                if context.order_by is False and self.mapper.order_by:
>> >>                    context.order_by = self.mapper.order_by>>  if
>> >> context.order_by is False and self.mapper.order_by:
>>
>> I need a full stack trace on this since once from_statement() is called,
>> setup_context() should never be called.
>>
>>
>>
>> >> AttributeError: 'QueryContext' object has no attribute 'order_by'
>>
>> >> This evidently has nothing to do with the query's order_by clause
>> >> since I get the same error if I remove it. If I execute the query and
>> >> pass the results to paginate:
>>
>> >> results = query.all()
>>
>> >>         c.paginator = paginate.Page(
>> >>             results,
>> >>             page = int(request.params.get('page', 1)),
>> >>             items_per_page = 50,
>> >>         )
>>
>> >> I get:
>>
>> >> AttributeError: 'Hit' object has no attribute 'count'
>>
>> >> Which I guess makes sense, since I don't have that defined in my
>> >> class.
>>
>> >> What am I doing wrong?
>>
>>
> >
>


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