Hi, but position? is no self.position?
Brandon Taylor escribió:
> Hi everyone,
>
> I want to add an integer field to a table callled "position" to do
> ordering by. I would like the field to auto-increment based on the
> count of objects.
>
> I've tried overriding the save() method of the model, but this doesn't
> seem to work with the admin.
>
> Here's some simple test code for my model:
>
> class Link(models.Model):
> friendly_name = models.CharField(max_length=100)
> url = models.URLField('Website Address', verify_exists=True,
> help_text='Ener the full URL, including http://')
> position = models.PositiveSmallIntegerField(editable=False) #to
> hide in admin
>
> def __unicode__(self):
> return self.friendly_name
>
> def save(self):
> position = 1
> super(Link, self).save()
>
> class Admin:
> pass
>
>
> That should just make the position column = 1, but I get an error
> saying that "position" can't be null. Advice appreciated!
>
> Thanks,
> Brandon
> >
>
>
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