Re: (more) problems with inheritance

Lorenzo Gil Sanchez <[email protected]> Wed, 18 Aug 2004 10:43:23 +0200
Newsgroups gmane.comp.python.modeling
Message-ID <[email protected]>
Sorry about this. Obviously I forgot to insert it on the EditingContext
as Mario also reminded me. Stupid mistake.

Thanks

Lorenzo

El mar, 17-08-2004 a las 23:10, Sebastien Bigaret escribió:
> 	
>   You should get both objects with isDeep=1, right...
> but before that, you need to 'ec.insert(c)' as well ;)
> 
> -- Sébastien.
> 
> 
> Lorenzo Gil Sanchez wrote:
> > Hi again :-)
> > 
> > Using the dynamic module (from CVS) I was able to create the 
> > Python classes of my model, which uses inheritance:
> > 
> > My model has two entities: Person and Customer, which 
> > inherits from Person.
> > 
> > My problem now is related to fetches. I have two instances on my
> > EditingContext: a person and a customer:
> > 
> >     ec = EditingContext()
> >     p = Person()
> >     p.setName('Erny')
> >     ec.insert(p)
> >     print p
> > 
> >     c = Customer()
> >     c.setName('Lorenzo')
> >     c.setPhone('93923924')
> >     print c
> > 
> > Now, how do I get all the person in my editing context?
> > 
> >     query = ec.fetch('Person', isDeep=1)
> >     print len(query)
> >     1
> > 
> > As you can see I'm getting one object when I should been 
> > getting two since the Customer is-a Person
> > 
> > Am I doing something wrong or I just hit a bug?
> > 
> > I'll attach the whole code so everybody can test it.
> > 
> > Regards
> > 
> > Lorenzo
> > 
> 
> 
> 
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