Thanks a lot! i had the feeling it was a class/instance issue it should work fine now
Thx again ./ed On Jun 15, 4:53 pm, "James Bennett" <[EMAIL PROTECTED]> wrote: > On Sun, Jun 15, 2008 at 7:58 AM, ./ed <[EMAIL PROTECTED]> wrote: > > the problem is that when i add an entry to the aModel table it does > > not update in the form (even with various reload scheme) > > it does update when I 'touch' the python file. So my guess is the > > problem lies in the 'compilation' chain or something like that. > > Consider the following normal Python class: > > import datetime > > class BeforeAfterNoon(object): > time = datetime.datetime.now() > > @classmethod > def before_noon(cls): > return cls.time.hour < 12 > > Now, suppose you import this class at 11:59, and call the > 'before_noon()' method. It will return True. > > Suppose you leave the Python interpreter running and don't reload > anything; at 12:01, 'before_noon()' will still return True. > > This is because -- when Python parsed the class definition -- the > current date and time were assigned to the attribute 'time' in the > class, the same as if a constant value had been assigned, and it won't > change until something forces the class definition to be completely > reloaded, at which point it will update to a new value and stick > *there* instead. > > Assigning choices to a field in a form works the same way; even if the > choices come from calling a function, it still happens only once -- > when the class is first loaded. > > This deals with the general case of what you're seeing. For the > specific case of dynamically pulling choices for a form field from a > QuerySet, you want to take a look at the documentation: > > http://www.djangoproject.com/documentation/newforms/#fields-which-han... > > -- > "Bureaucrat Conrad, you are technically correct -- the best kind of correct." --~--~---------~--~----~------------~-------~--~----~ 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 [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---
