plz tell me why this error is coming here... after setting urls.py..... plz help me.. ViewDoesNotExist at /admin/
Could not import foo.views.index. View does not exist in module foo.views. Request Method:GETRequest URL:http://127.0.0.1:8000/admin/Django Version: 1.4.3Exception Type:ViewDoesNotExistException Value: Could not import foo.views.index. View does not exist in module foo.views. Exception Location:C:\Python27\lib\site-packages\django\core\urlresolvers.py in get_callable, line 101Python Executable:C:\Python27\python.exePython Version:2.7.3Python Path: ['C:\\mysite', 'C:\\Windows\\system32\\python27.zip', 'C:\\Python27\\DLLs', 'C:\\Python27\\lib', 'C:\\Python27\\lib\\plat-win', 'C:\\Python27\\lib\\lib-tk', 'C:\\Python27', 'C:\\Python27\\lib\\site-packages'] Server time:Tue, 5 Feb 2013 13:08:47 +0530 On Tue, Feb 5, 2013 at 12:47 PM, Rob van Dam | Camping het Wieskamp < r...@wieskamp.nl> wrote: > Hi Pankaj, > > I tested the code at it works perfectly. Thanks again! > > I have one question out of curiosity (I don't need this for this project). > When a ticketitem is deleted, def save_formset is called, but no instance > is made, hence an error message "instance referenced before assignment" > > What is the correct way to deal with this? > > I don't need this for my current project, so if you don't answer it, it is > no problem at all. > > Regards, > > Rob > > On 04-02-13 18:50, Pankaj Singh wrote: > >> Yes, save_formset() has only those instances whose fields were changed. >> >> Sincerely, >> Pankaj Singh >> http://about.me/psjinx >> >> >> On Mon, Feb 4, 2013 at 10:46 PM, Rob van Dam <r...@wieskamp.nl> wrote: >> >>> Hi Pankaj, >>> >>> Thank you so much!!!! You have saved my day :-) I will be able to test it >>> tomorrow, and I will let you know if it worked. >>> >>> I tested all my previous attempts saving an existing item in Admin. But >>> when >>> nothing is changed in the admin form, def save_formset is not >>> called...... >>> >>> Regards, >>> >>> Rob >>> >>> >>> >>> On 04-02-13 17:26, Pankaj Singh wrote: >>> >>>> Hey Rob, >>>> >>>> I tested following code and it works. >>>> >>>> #### models.py >>>> >>>> from django.db import models >>>> >>>> # Create your models here. >>>> >>>> class Ticket(models.Model): >>>> ticketnumber = models.IntegerField() >>>> total_amount = models.DecimalField(max_**digits=7, >>>> decimal_places=2, >>>> blank=True) >>>> >>>> def update_total_amount(self): >>>> total = 0 >>>> for ti in self.ticketitem_set.all(): >>>> total += ti.price * ti.amount >>>> self.total_amount = total >>>> self.save() >>>> >>>> class TicketItem(models.Model): >>>> name = models.CharField(max_length=**30) >>>> ticket = models.ForeignKey(Ticket) >>>> price = models.DecimalField(max_**digits=7, decimal_places=2) >>>> amount = models.IntegerField() >>>> >>>> >>>> #### admin.py >>>> from django.contrib import admin >>>> from tickets.models import Ticket, TicketItem >>>> >>>> >>>> class TicketItemInline(admin.**TabularInline): >>>> model = TicketItem >>>> >>>> class TicketAdmin(admin.ModelAdmin): >>>> inlines = [TicketItemInline,] >>>> >>>> def save_formset(self, request, form, formset, change): >>>> instances = formset.save(commit=False) >>>> for instance in instances: >>>> instance.save() >>>> formset.save_m2m() >>>> instance.ticket.update_total_**amount() >>>> >>>> >>>> admin.site.register(Ticket, TicketAdmin) >>>> >>>> >>>> I hope it helps. >>>> >>>> Sincerely, >>>> Pankaj Singh >>>> http://about.me/psjinx >>>> >>>> >>>> On Mon, Feb 4, 2013 at 9:01 PM, Rob van Dam | Camping het Wieskamp >>>> <r...@wieskamp.nl> wrote: >>>> >>>>> Hi Pankaj, >>>>> >>>>> I have tried many things today, but unfortunately I cannot get anything >>>>> working :-( Can you give me a bit more information on this issue? Any >>>>> hint >>>>> would be highly appreciated! >>>>> >>>>> I cannot get anything saved in the database. For testing I made this >>>>> setup >>>>> (added ordernumber to the Tickets model): >>>>> >>>>> >>>>> class TicketAdmin(admin.ModelAdmin): >>>>> def save_formset(self, request, form, formset, change): >>>>> instances = formset.save(commit=False) >>>>> for instance in instances: >>>>> instance.ordernumber = 100 >>>>> instance.save() >>>>> formset.save_m2m() >>>>> >>>>> I expected the value 100 to be saved in the database....but nothing >>>>> works. >>>>> >>>>> Rob >>>>> >>>>> >>>>> >>>>> >>>>> On 02-02-13 21:04, Pankaj Singh wrote: >>>>> >>>>>> >>>>>> >>>>>> http://stackoverflow.com/**questions/8294889/override-** >>>>>> save-on-django-**inlinemodeladmin<http://stackoverflow.com/questions/8294889/override-save-on-django-inlinemodeladmin> >>>>>> >>>>>> Sincerely, >>>>>> Pankaj Singh >>>>>> http://about.me/psjinx >>>>>> >>>>>> >>>>>> On Sun, Feb 3, 2013 at 1:34 AM, Pankaj Singh <ps.j...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Hey Rob, >>>>>>> >>>>>>> You can override save_formset() method of ModelAdmin for this. Create >>>>>>> a method update_total_amount(self) in your Ticket Model. >>>>>>> >>>>>>> class TicketAdmin(admin.ModelAdmin): >>>>>>> def save_formset(self, request, form, formset, change): >>>>>>> instances = formset.save(commit=False) >>>>>>> for instance in instances: >>>>>>> instance.user = request.user >>>>>>> instance.save() >>>>>>> formset.save_m2m() >>>>>>> >>>>>>> ## call update_total_amount() >>>>>>> instance.update_total_amount() >>>>>>> >>>>>>> Useful Links - >>>>>>> 1. >>>>>>> >>>>>>> https://docs.djangoproject.**com/en/1.4/ref/contrib/admin/#** >>>>>>> django.contrib.admin.**ModelAdmin.save_formset<https://docs.djangoproject.com/en/1.4/ref/contrib/admin/#django.contrib.admin.ModelAdmin.save_formset> >>>>>>> 2. >>>>>>> >>>>>>> https://docs.djangoproject.**com/en/1.4/ref/contrib/admin/#** >>>>>>> django.contrib.admin.**ModelAdmin.save_formset<https://docs.djangoproject.com/en/1.4/ref/contrib/admin/#django.contrib.admin.ModelAdmin.save_formset> >>>>>>> >>>>>>> Sincerely, >>>>>>> Pankaj Singh >>>>>>> http://about.me/psjinx >>>>>>> >>>>>>> >>>>>>> On Sat, Feb 2, 2013 at 8:29 PM, Rob <r...@wieskamp.nl> wrote: >>>>>>> >>>>>>>> I have two models: >>>>>>>> >>>>>>>> class Tickets(models.Model): >>>>>>>> ticketnumber = models.IntegerField() >>>>>>>> total_amount = models.DecimalField() >>>>>>>> >>>>>>>> class TicketItems(models.Model): >>>>>>>> name = models.Charfield(max_length=**30) >>>>>>>> ticket = models.ForeignKey(Tickets) >>>>>>>> price = models.DecimalField() >>>>>>>> amount = models.IntergerField() >>>>>>>> >>>>>>>> I have an inline Adminpage were users can add TicketItems. How do I >>>>>>>> update >>>>>>>> the total_amount of model Tickets from all TicketItems on save >>>>>>>> (price >>>>>>>> * >>>>>>>> amount)? >>>>>>>> >>>>>>>> Django 1.4 >>>>>>>> >>>>>>>> -- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups >>>>>>>> "Django users" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send >>>>>>>> an >>>>>>>> email to >>>>>>>> django-users+unsubscribe@**googlegroups.com<django-users%2bunsubscr...@googlegroups.com> >>>>>>>> . >>>>>>>> To post to this group, send email to django-users@googlegroups.com. >>>>>>>> Visit this group at http://groups.google.com/** >>>>>>>> group/django-users?hl=en<http://groups.google.com/group/django-users?hl=en> >>>>>>>> . >>>>>>>> For more options, visit >>>>>>>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>>>>>>> . >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups >>>>> "Django users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an >>>>> email to >>>>> django-users+unsubscribe@**googlegroups.com<django-users%2bunsubscr...@googlegroups.com> >>>>> . >>>>> To post to this group, send email to django-users@googlegroups.com. >>>>> Visit this group at http://groups.google.com/** >>>>> group/django-users?hl=en<http://groups.google.com/group/django-users?hl=en> >>>>> . >>>>> For more options, visit >>>>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>>>> . >>>>> >>>>> >>>>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Django users" group. >>> To unsubscribe from this group and stop receiving emails from it, send an >>> email to >>> django-users+unsubscribe@**googlegroups.com<django-users%2bunsubscr...@googlegroups.com> >>> . >>> To post to this group, send email to django-users@googlegroups.com. >>> Visit this group at >>> http://groups.google.com/**group/django-users?hl=en<http://groups.google.com/group/django-users?hl=en> >>> . >>> For more options, visit >>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>> . >>> >>> >>> > -- > You received this message because you are subscribed to the Google Groups > "Django users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to > django-users+unsubscribe@**googlegroups.com<django-users%2bunsubscr...@googlegroups.com> > . > To post to this group, send email to django-users@googlegroups.com. > Visit this group at > http://groups.google.com/**group/django-users?hl=en<http://groups.google.com/group/django-users?hl=en> > . > For more options, visit > https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> > . > > > -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-users+unsubscr...@googlegroups.com. To post to this group, send email to django-users@googlegroups.com. Visit this group at http://groups.google.com/group/django-users?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
