Hi people... I have this traceback error and i am something lost, thanks
Environment:
Request Method: GET
Request URL: http://127.0.0.1:8000/support/helping/product/1/1
Django Version: 1.0.2 final
Python Version: 2.5.2
Installed Applications:
['django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.admin',
'django.contrib.webdesign',
'jaamsa.app.support']
Installed Middleware:
('django.middleware.common.CommonMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware')
Traceback:
File "/var/lib/python-support/python2.5/django/core/handlers/base.py"
in get_response
86. response = callback(request, *callback_args,
**callback_kwargs)
File "/mnt/devel/djprojects/jaamsa/../jaamsa/app/support/views.py" in product
52. pmform = ProductModelForm(maker_filter=maker_id,
data=None, instance=ProductModel)
File "/mnt/devel/djprojects/jaamsa/../jaamsa/app/support/forms.py" in __init__
54. super(ProductModelForm, self).__init__(*args, **kwargs)
File "/var/lib/python-support/python2.5/django/forms/models.py" in __init__
216. object_data = model_to_dict(instance, opts.fields,
opts.exclude)
File "/var/lib/python-support/python2.5/django/forms/models.py" in model_to_dict
138. data[f.name] = f.value_from_object(instance)
File "/var/lib/python-support/python2.5/django/db/models/fields/__init__.py"
in value_from_object
332. return getattr(obj, self.attname)
Exception Type: AttributeError at /support/helping/product/1/1
Exception Value: type object 'ProductModel' has no attribute 'id'
#----model
class ProductModel (models.Model):
maker = models.ForeignKey(Maker)
product_type = models.ForeignKey(ProductType)
name = models.CharField(u'Modelo', max_length=32)
created = models.DateTimeField(u'Creado', auto_now_add=True)
modified = models.DateTimeField(u'Modificado', auto_now=True)
def __unicode__(self):
return self.name
#---- form
class ProductModelForm(forms.ModelForm):
product_model = forms.ModelChoiceField(ProductModel.objects.all(),
None, u'Modelo')
class Meta:
model = ProductModel
exclude = ['maker', 'product_type']
def __init__(self, maker_filter, *args, **kwargs):
self.base_fields['product_model'].query =
ProductModel.objects.all().filter(maker=maker_filter)
self.base_fields['product_model'].widget.choices =
self.base_fields['product_model'].choices
super(ProductModelForm, self).__init__(*args, **kwargs)
#---- view
def product(request, maker_id, product_type_id):
if request.method == 'POST':
pmform = ProductModelForm(request.POST)
if mform.is_valid():
maker = topic = mform.cleaned_data['maker']
path = '/support/helping/product/%s' % maker
return HttpResponseRedirect(path)
else:
pmform = ProductModelForm(maker_filter=maker_id, data=None,
instance=ProductModel)
return render_to_response('helping.html', {'mform': pmform})
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