Done.
http://www.sqlalchemy.org/trac/ticket/859
On Nov 8, 8:55 pm, Michael Bayer <[EMAIL PROTECTED]> wrote:
> its a typo. if you could place a ticket in trac (with milestone
> 0.4xx) that would be helpful.
>
> On Nov 8, 2007, at 12:31 PM, Andrew Stromnov wrote:
>
>
>
> > Athttp://www.sqlalchemy.org/docs/04/sqlalchemy_orm.html#docstrings_sqla...
> > :
>
> > """
> > def create_instance(self, mapper, selectcontext, row, class_)
>
> > Receive a row when a new object instance is about to be created from
> > that row.
>
> > The method can choose to create the instance itself, or it can return
> > None to indicate normal object creation should take place.
>
> >
>
> > but in code no 'None' value accepted (mapper.py line 1414):
> > """
> ># plugin point
> >if 'create_instance' in extension.methods:
> >instance = extension.create_instance(self, context,
> > row, self.class_)
> >if instance is EXT_CONTINUE:
> >instance =
> > attribute_manager.new_instance(self.class_)
> >else:
> >instance = attribute_manager.new_instance(self.class_)
>
> >instance._entity_name = self.entity_name
> >
>
> > if extension.create_instance() produces None, then last string should
> > raise AttributeError exception
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