>From my experience, max_length is not taken into account when you
override model field in form field. In this case I don't know of any
trivial way to read other field properties from model description.
Regards, Reinis
On 20 okt., 17:54, Karen Tracey <kmtra...@gmail.com> wrote:
> On Thu, Oct 15, 2009 at 12:30 PM, Gerard <lijss...@gp-net.nl> wrote:
>
> > Hi All,
>
> > It seems the max_lenght from the model definition is not respected
> > thoughout
> > the form that's created when using Modelform.
>
> > company_name = models.CharField(max_length=75)
>
> > Is this correct or am I missing something?
>
> This is not correct. For this model:
>
> class Tag(models.Model):
> name = models.CharField(max_length=4)
>
> I see max_length being respected in the corresponding ModelForm:
>
> Python 2.5.2 (r252:60911, Oct 5 2008, 19:24:49)
> [GCC 4.3.2] on linux2
> Type "help", "copyright", "credits" or "license" for more information.
> (InteractiveConsole)>>> from ttt.models import Tag
> >>> from django import forms
> >>> class TForm(forms.ModelForm):
>
> ... class Meta:
> ... model = Tag
> ...>>> tf = TForm({'name':'Too long'})
> >>> tf.is_valid()
> False
> >>> tf.errors
>
> {'name': [u'Ensure this value has at most 4 characters (it has 8).']}
>
> >>> quit()
>
> What exactly did you try that led you to the conclusion that max_length is
> not respected by ModelForms?
>
> Karen
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