You need to use regroup:
https://docs.djangoproject.com/en/1.8/ref/templates/builtins/#regroup
On Sun, Jul 12, 2015 at 8:44 PM, Andrea <ameis...@gmail.com> wrote:
> Hello. I'm new to both django and python.
>
> This in an example code i made up to illustrate my problem:
> # Models
> class Book(models.Model):
> submitted_by = models.ForeignKey(settings.AUTH_USER_MODEL,
> related_name='book_subby')
> submitted_date = models.DateField(auto_now=True)
> book_title = models.CharField(max_length=200)
> book_publisher = models.ForeignKey(Publishers)
>
>
> class Publishers(models.Model):
> submitted_by = models.ForeignKey(settings.AUTH_USER_MODEL,
> related_name='publisher_subby')
> submitted_date = models.DateField(auto_now=True)
> book_publisher = models.CharField(max_length=200)
>
> # View
> def book_list(request):
> books = Book.objects.filter(submitted_by=request.user,
> submitted_date__lte=timezone.now()).order_by('submitted_date')
> books_by_publisher =
> return render(request, 'book/list_books.html', {
> 'books': books
> })
>
> # Template list_books.html
> {% for book in books %}
> <ul> {{ book.book_publisher }}
> <li> {{book.book_title }} </li>
> {% endfor %}
>
> This displays:
>
> Publisher X
> * Book A
> Publisher Y
> * Book B
> Publisher X
> * Book C
> Publisher Y
> * Book D
>
> I want to display:
> Publisher X
> * Book A
> * Book C
>
> Publisher Y
> * Book B
> * Book D
>
> I tried doing multiple for loops in the template, but couldn't make it
> work.
> I would appreciate it alot if someone could nudge me in the right
> direction on how to solve this.
> Thanks, Andrea
>
> --
> You received this message because you are subscribed to the Google Groups
> "Django users" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to django-users+unsubscr...@googlegroups.com.
> To post to this group, send email to django-users@googlegroups.com.
> Visit this group at http://groups.google.com/group/django-users.
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/django-users/b869f4f3-8d80-4468-a1e8-1077c1bf5378%40googlegroups.com
> <https://groups.google.com/d/msgid/django-users/b869f4f3-8d80-4468-a1e8-1077c1bf5378%40googlegroups.com?utm_medium=email&utm_source=footer>
> .
> For more options, visit https://groups.google.com/d/optout.
>
--
Abner Campanha
--
You received this message because you are subscribed to the Google Groups
"Django users" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to django-users+unsubscr...@googlegroups.com.
To post to this group, send email to django-users@googlegroups.com.
Visit this group at http://groups.google.com/group/django-users.
To view this discussion on the web visit
https://groups.google.com/d/msgid/django-users/CAPdvQnSasshrNKawqNq1%3DOvZQ2NDwmMaCBF8DhFNYZn2rBG8MA%40mail.gmail.com.
For more options, visit https://groups.google.com/d/optout.
