On Tue, Apr 27, 2010 at 9:50 AM, Florian Le Goff <bletofar...@gmail.com> wrote:
> Hi,
>
> I'm using Django's 1.1.1 official release and I'm trying to build a
> partial form, using ModelForm, with only one field, of the
> ManyToManyField type.
>
> If my partial form's Meta class "fields" attribute contains several
> attributes names, everything is working pretty smoothly. My form is
> produced, the template rendering is allright, and I'm able to fetch
> the values and save them using this partial form and request.POST .
>
> Unfortunately, if I try to set the field attribute of my partial form
> to only one attribute (the ManyToManyField previously mentioned), I'm
> getting an empty form.
>
> I'm calling my class this way :
>
> item = get_object_or_404(ItemChild, pk=item_id,)
> form_item_select = ItemPartialParent(instance=item)
>
> And here is my model :
>
> class ItemChild(models.Model):
> name = models.CharField(max_length=120)
>
> def __unicode__(self):
> return self.name
>
> class ItemParent(models.Model):
> name = models.CharField(max_length=120)
> children = models.ManyToManyField(ItemChild)
>
> class ItemPartialParent(ModelForm):
> class Meta:
> model = ItemParent
> # working ok :
> # fields = ('children' , 'name')
> # a call to ItemPartialParent() returns nothing :
> fields = ('children')
>
You're missing a comma here:
Meta.fields is defined as an iterable.
iter( ('children') ) will return each char in 'children'
iter( ('children', ) ) will return 'children'
>>> for a in ('children'): print a
...
c
h
i
l
d
r
e
n
>>> for a in iter(('children',)): print a
...
children
Cheers
Tom
--
You received this message because you are subscribed to the Google Groups
"Django users" group.
To post to this group, send email to django-us...@googlegroups.com.
To unsubscribe from this group, send email to
django-users+unsubscr...@googlegroups.com.
For more options, visit this group at
http://groups.google.com/group/django-users?hl=en.
