Oh ok, thanks a lot!! Yes, I'm learning python too at the same time as django...
On Dec 10, 4:35 pm, Malcolm Tredinnick <[EMAIL PROTECTED]> wrote: > On Tue, 2008-12-09 at 19:23 -0800, DragonSlayre wrote: > > Hi, > > > I've just made a new 'Student' model, and was trying to create a new > > Student in the admin interface, and I got the following error: > > > Environment: > > > Request Method: POST > > Request URL:http://localhost:8000/admin/student/student/add/ > > Django Version: 1.0.2 final > > Python Version: 2.5.2 > > Installed Applications: > > ['django.contrib.auth', > > 'django.contrib.contenttypes', > > 'django.contrib.sessions', > > 'django.contrib.sites', > > 'django.contrib.admin', > > 'mysite.student'] > > Installed Middleware: > > ('django.middleware.common.CommonMiddleware', > > 'django.contrib.sessions.middleware.SessionMiddleware', > > 'django.contrib.auth.middleware.AuthenticationMiddleware') > > > Traceback: > > File "/usr/lib/python2.5/site-packages/django/core/handlers/base.py" > > in get_response > > 86. response = callback(request, *callback_args, > > **callback_kwargs) > > File "/usr/lib/python2.5/site-packages/django/contrib/admin/sites.py" > > in root > > 157. return self.model_page(request, *url.split('/', > > 2)) > > File "/usr/lib/python2.5/site-packages/django/views/decorators/ > > cache.py" in _wrapped_view_func > > 44. response = view_func(request, *args, **kwargs) > > File "/usr/lib/python2.5/site-packages/django/contrib/admin/sites.py" > > in model_page > > 176. return admin_obj(request, rest_of_url) > > File "/usr/lib/python2.5/site-packages/django/contrib/admin/ > > options.py" in __call__ > > 191. return self.add_view(request) > > File "/usr/lib/python2.5/site-packages/django/db/transaction.py" in > > _commit_on_success > > 238. res = func(*args, **kw) > > File "/usr/lib/python2.5/site-packages/django/contrib/admin/ > > options.py" in add_view > > 499. self.log_addition(request, new_object) > > File "/usr/lib/python2.5/site-packages/django/contrib/admin/ > > options.py" in log_addition > > 294. object_repr = force_unicode(object), > > File "/usr/lib/python2.5/site-packages/django/utils/encoding.py" in > > force_unicode > > 49. s = unicode(s) > > > Exception Type: TypeError at /admin/student/student/add/ > > Exception Value: coercing to Unicode: need string or buffer, tuple > > found > > > My model looks like this: > > class Student(models.Model): > > [...] > > > def __unicode__(self): > > return self.user.username, ", ", self.user.first_name, " ", > > self.user.last_name > > You are returning a tuple here and you must return a unicode object. If > you want to concatenate strings, do it with "+", or use format markers > like so: > > return u"%s, %s %s" % (self.user.username, self.user.first_name, > self.user.last_name) > > Using commas to separate objects, even without the surrounding > parentheses, is how you specify a tuple in Python. > > Regards, > Malcolm --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
