On Friday, August 23, 2013 5:58:38 PM UTC+2, Daviddd wrote:
>
> Dear All,
>
> In my view I create the following dictionary of lists from a queryset
>
> #view.py
> queryset = MyModel.objects.filter(owner=user,
> dashboard=tab).order_by('position')
> my_dict = collections.defaultdict(lambda: collections.defaultdict(list))
> for obj in queryset:
>
> my_dict[int(obj.position.split('-')[0])][int(obj.position.split('-')[2])].append(obj)return
> Response({'queryset': dict(my_dict)},
> template_name='dashboard/_maps_tab.html')
>
>
> Position field is a charFiled following the format: X-X-X-X used the
> create the my_dict
>
> my_dict is
>
> --[1] #group----[1] #col 1------ object1.1.1 #group.col.pk------
> object1.1.2------ object1.1.3----[2] #col 2------ object1.2.4----[3]
> #col3------ object1.3.5------ object1.3.6
> --[2] #group----[1] #col 1------object2.1.7 #group.col.pk
> --[3] #group----[1] #col1------ object3.1.8 #group.col.pk----[2]
> #col2------object3.2.9------object3.2.10
>
>
> In my template I tried:
>
> {% for key, groups in queryset.iteritems %}
> groups = {{ groups }} <br>
> {% for group_key, cols in groups.iteritems %}
> cols = {{ group_key }} <br>
> {% for objs in cols %}
> {# rest of the code #}
>
>
> But only the first loop is evaluated
>
> groups = (1, defaultdict(<type 'list'>, {1: [<Obj: Obj 1 by daviddd>, <Obj:
> Obj 2 by daviddd>, <Obj: Obj3 by daviddd>], 2: [<Obj: Obj 4 by daviddd>], 3:
> [<Obj: Obj 5 by daviddd>, <Obj: Obj 6 by daviddd>, <Obj: Obj 7 by daviddd>]}))
> groups = (2, defaultdict(<type 'list'>, {1: [<Obj: Obj 7.7 by daviddd>]}))
> groups = (3, defaultdict(<type 'list'>, {1: [<Obj: Obj 7.8 by daviddd>]}))
>
>
> (Linked question:
> http://stackoverflow.com/questions/18406126/django-template-loop-collections-defaultdictlambda-collections-defaultdictlis
> )
>
> I'm not able to spot the error.
>
> Thanks
>
> D
>
>
>
>
>
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