Python-сообщество

class Document(model.Models):
    title = models.CharField(_('title'), max_length=500)
    file = models.FileField(_('file'), upload_to='documents')
    order = models.IntegerField(_('order'), default=0)
    dtype = models.ForeignKey(to=DocType, blank=True, null=True)
class DocType(model.Models):
    title = models.CharField(_('title'), max_length=500)
    order= models.SmallIntegerField(verbose_name=u"Вес")

def formfield_for_foreignkey(self, db_field, request=None, **kwargs):
        field = super(DocumentAdmin, self).formfield_for_foreignkey(db_field, request, **kwargs)
        if db_field.name == 'title' or db_field.name == 'order' or db_field.name == 'dtype':
            if request.АЮ_site is not None:
                    field.queryset = field.queryset.filter(АЮ_site=request.АЮ_site)
            else:
                    field.queryset = field.queryset.none()
        return field

 filter_list=['dtype']