On 16 oct, 18:52, coderb <[EMAIL PROTECTED]> wrote:
> hi all,
>
> I'm having trouble with a category table when trying to add rows in
> admin
>
> my model is a Category table with a self reference using 'parent'
> which enables unlimited depth of categories. Its defined as follows:
>
> class Category(models.Model):
> name = models.CharField(max_length=100)
> slug = models.SlugField()
> parent = models.ForeignKey('self',default=1,null=True)
> seq = models.IntegerField(default=10)
> active = models.BooleanField(default=1)
>
> def __unicode__(self):
> return self.name
>
> (default=1,null=True option on parent was just a test for this issue)
>
> My problem is this:
> when trying to add a category in djangos standard admin, I keep
> getting an error that Parent is required. I guess Foreignkeys are
> always required.
Nope. You just have to add a 'blank=True' option, ie:
parent = models.ForeignKey('self', blank=True, null=True)
(snip)
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