On Wed, Jun 3, 2009 at 5:12 PM, justind <justin.don...@gmail.com> wrote:
> > Hello, > > I'm using the following to provide a select box with filtered choices: > > class AssetForm(ModelForm): > """Asset form takes a project id. It only allows workstreams > attached to > this project name.""" > workstreams = forms.ModelChoiceField(Workstream, None) > def __init__(self, *args, **kwargs): > super(AssetForm, self).__init__(*args, **kwargs) > if self.instance: > self.fields['workstreams'].queryset = > Workstream.objects.filter(project__id=args[0]) > self.fields['workstreams'].widget.choices = > self.base_fields['workstreams'].choices > > I instantiate it > > f = AssetForm(1) # 1 is the number of a project, which I filter with. > > It seems to work, and I can poke around at the fields and choices. > > but when I try to render it: > > f.as_p() > > I get: > > Traceback (most recent call last): > File "<console>", line 1, in <module> > File "django\django\forms\forms.py", line 191, in as_p > return self._html_output(u'<p>%(label)s %(field)s%(help_text)s</ > p>', u'%s', > '</p>', u' %s', True) > File "django\django\forms\forms.py", line 139, in _html_output > top_errors = self.non_field_errors() # Errors that should be > displayed above > all fields. > File "django\django\forms\forms.py", line 199, in non_field_errors > return self.errors.get(NON_FIELD_ERRORS, self.error_class()) > File "django\djang > o\forms\forms.py", line 111, in _get_errors > self.full_clean() > File "django\django\forms\forms.py", line 218, in full_clean > value = field.widget.value_from_datadict(self.data, self.files, > self.add_pre > fix(name)) > File "django\django\forms\widgets.py", line 170, in > value_from_datadict > return data.get(name, None) > AttributeError: 'int' object has no attribute 'get' > > > Any ideas? > > Thanks, > Justin > > > > You need to remove the 1 from args before instantiating the Form, so something like: def __init__(self, *args, **kwargs): id = args[0] args = args[1:] etc... Otherwise django thinks 1 is the first argument which is supposed to be the data dictionary.. Alex -- "I disapprove of what you say, but I will defend to the death your right to say it." --Voltaire "The people's good is the highest law."--Cicero --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@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 -~----------~----~----~----~------~----~------~--~---