Please open a ticket about this.
On Thursday, 20 June 2013 17:00:09 UTC+2, Quint wrote:
>
> Hi,
>
> I have a problem when i perform a select() on a model with an
> "ReferenceProperty" Field.
> I'am getting this error:
>
> *("'ReferenceProperty' object has no attribute 'startswith'",)*
> *
> *
> related but nor sure it's the same:
> https://groups.google.com/forum/?fromgroups#!topic/web2py/M7civkMWRyo
>
> and it occurs at this line in dal.py:
>
> def represent(self, obj, fieldtype):
> * field_is_type = fieldtype.startswith*
> if isinstance(obj, CALLABLETYPES):
> obj = obj()
> if isinstance(fieldtype, SQLCustomType):
> return fieldtype.encoder(obj)
> if isinstance(obj, (Expression, Field)):
> raise SyntaxError("non supported on GAE")
> if self.dbengine == 'google:datastore':
> if isinstance(fieldtype, gae.Property):
> return obj
>
>
> Now, at the time the exception occurs the Fieldtype is of type
> "ReferenceProperty" which does not have a "startswith" attribute.
>
> When i move this line to another position, the error is gone.
> But i'm not familiar enough with the code to be sure this i the correct
> solution.
> Maybe the source of the problem lies somewhere else..
>
> this works:
>
> def represent(self, obj, fieldtype):
>
> if isinstance(obj, CALLABLETYPES):
> obj = obj()
> if isinstance(fieldtype, SQLCustomType):
> return fieldtype.encoder(obj)
> if isinstance(obj, (Expression, Field)):
> raise SyntaxError("non supported on GAE")
> if self.dbengine == 'google:datastore':
> if isinstance(fieldtype, gae.Property):
> return obj
>
> *field_is_type = fieldtype.startswith*
>
> Any idea?
>
> thanks!
>
>
>
>
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