Could it be generic ?. I mean i don't want to specify self.naughty_field. How to do it for self.any_field ?
RJ On Tue, Jun 29, 2010 at 9:29 AM, [email protected] <[email protected]> wrote: > Django admin can't differentiate between empty string and None and > picks empty string which makes sense in most cases. > > If you don't like the idea of empty string override the save method > and coerce empty string to None before calling the super classes save, > e.g. > > class YourModel(models.Model): > ... > > def save(self, *args, **kwargs): > if self.naughty_field == '': > self.naughty_field = None > super(YourModel, self).save(*args, **kwargs) > > Euan > > On Jun 29, 4:15 pm, rahul jain <[email protected]> wrote: >> Hi there ! >> >> One of my model fields attribute is set to null="true" to allow None >> values. But if I use admin to save those model objects and leave it >> blank, it saves blank value instead of None. >> How to fix this ? >> >> And Blank value is not None. Blank is "" (empty) but None is NULL in >> databases. >> >> -RJ > > -- > You received this message because you are subscribed to the Google Groups > "Django users" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.
