How to create a correct Tree of category ?
On 10 mai, 15:51, Bro <coolpari...@gmail.com> wrote:
> I want to create a list of category with subcategory.
> Here is the class :
>
> class Category(models.Model):
> parent = models.ForeignKey('self', blank=True, null=True)
> name = models.CharField(max_length=63)
> child_list = []
> def __unicode__(self):
> return self.name
>
> I use this to create a tree :
>
> def show_categories():
> category_list = list(Category.objects.all())
> for category in category_list:
> if category.parent != None:
> category.parent.child_list.append(category)
> category_list.remove(category)
> return {'category_list':category_list}
>
> Do you think it is a good idea ?
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