you were supposed to substitute "value" with whatever column you have
defined. (you didn't post your model def)
Greg wrote:
> Derek,
> I tried that and now I get the following error:
>
> AttributeError at /rugs/cart/1/4/
> 'Choice' object has no attribute 'value'
>
> /////////////
>
> Here is my view
>
> def showcart(request, style_id, choice_id):
> s = Style.objects.get(id=style_id)
> c = Choice.objects.get(id=choice_id)
> #x = c.size, " ", c.price
> cart = request.session.get('cart', [])
> cart.append({'style': s, 'choice': c})
> request.session['cart'] = cart
> pr = 0
> for a in cart:
> pr = pr + a['choice'].value
> return render_to_response('show_test.html', {'mychoice': cart, 'p':
> pr})
>
> /////////
>
>
>
>
>
> On Jul 19, 4:22 pm, Derek Anderson <[EMAIL PROTECTED]> wrote:
>> you're not adding two ints, you're adding an int to an instance of your
>> Choice class. make your line:
>>
>> pr = pr + a['choice'].value
>>
>> or whatever you called it.
>>
>> Greg wrote:
>>> Hello,
>>> I have the following view
>>> def showcart(request, style_id, choice_id):
>>> s = Style.objects.get(id=style_id)
>>> c = Choice.objects.get(id=choice_id)
>>> cart = request.session.get('cart', [])
>>> cart.append({'style': s, 'choice': c})
>>> request.session['cart'] = cart
>>> pr = 0
>>> for a in cart:
>>> pr = pr + a['choice']
>>> return render_to_response('show_test.html', {'mychoice': cart,
>>> 'p': pr})
>>> /////////
>>> Whenever i try this I get the error:
>>> TypeError at /rugs/cart/1/4/
>>> unsupported operand type(s) for +: 'int' and 'Choice'
>>> //////////////////////////
>>> Anybody know how I pull a value out of a dict and add it to a existing
>>> number?
>>> Thanks
>
>
> >
>
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