It has data! It was created from an existing instance...and all the
fields have values
'body': u'<p>hello there</p>', 'allow_comments':
1, 'author': 10L, 'tease': u'<p>hello there</
p>',
'publish': datetime.datetime(2009, 3, 23, 15,
3,
36), 'score': -93L, 'categories': [1L],
'title':
u'Hello', 'slug': u'hello-0', 'tags':
u'hello'}
On Mar 24, 12:06 pm, Alex Gaynor <alex.gay...@gmail.com> wrote:
> On Tue, Mar 24, 2009 at 3:02 PM, Theme Park Photo, LLC
> <swir...@gmail.com>wrote:
>
>
>
>
>
> > Im trying to get code to edit an existing record in a table working.
> > For some reason, form.is_valid is returning false (and I can't save it
> > because there's no cleaned data). Even reduced to this (below) where
> > I'm simply getting an existing "Post" object, creating a ModelForm,
> > and validating it, fails!
>
> > Any suggestions?
>
> > post = Post.objects.get(id=postId)
> > form = PostForm(instance=post)
> > if form.is_valid(): # All validation rules pass
> > form.save()
> > else:
> > # at this point, non_field_errors and _get_errors
> > return null. _errors is defined as none(), yet form.is_valid
> > # is returning false
>
> A form without data is never considered valid. You probably want your
> workflow to be more like:
>
> obj = Model.objects.get()
> if request.method == 'POST':
> form = Form(request.POST, isntance=obj)
> if form.is_valid():
> form.save()
> else:
> form = Form(instance=obj)
> return render_to_response()
>
> --
> "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
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