On 5/14/2009 11:40 PM, Russell Keith-Magee wrote: > On Fri, May 15, 2009 at 2:21 PM, Michael Strickland <moriog...@gmail.com> > wrote: >> Hi all, >> >> I've recently encountered a problem that arose with revision 10756. >> Say you have the following models: >> >> class Person(models.Model): >> name = models.CharField(max_length=20) >> >> class Student(Person): >> grad_year = models.IntegerField() >> >> class Picture(models.Model): >> image = models.ImageField(upload_to='images') >> owner = models.ForeignKey(Student) >> >> In other words, Pictures belong to Students through a FK, and Students >> use MTI to inherit from Persons. >> >> This worked fine, up until 10756 (http://code.djangoproject.com/ >> changeset/10756). Now, it throws a DoesNotExist exception (at /usr/ >> lib/python2.5/site-packages/django/db/models/fields/related.py in >> __get__, line 243) when Picture is included in the inlines for >> Student. >> >> I've been able to make it work by having the foreignkey point to >> Person instead of Student, but that's not exactly ideal with my real >> models. Since the specifics of that revision are a bit over my head, >> can anyone tell me if this was an intended side effect of it, and if >> so, why foreignkeys to inherited models would no longer be supported? > > I can't see immediately wrong with your example, so I'm guessing this > is an unintended consequence. I'll take a look at this; it would be > most helpful if you could open a ticket with your example code.
Imagine my surprise when I svn updated tonight. I opened a ticket: <http://code.djangoproject.com/ticket/11120> -- George --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---
