Hi Maurice, where do you get this exception? Do you have a Django debug page as output? Are you calling a view? Can you paste its code?
Leo Leonardo Giordani Author of The Digital Cat <http://lgiordani.github.com> My profile on About.me <http://about.me/leonardo.giordani> - My GitHub page<https://github.com/lgiordani>- My Coderwall profile <https://coderwall.com/lgiordani> 2013/9/18 MAurice <mjose...@gmail.com> > class Loan(models.Model): > id = models.AutoField(primary_key=True,default=1) > loan_type =models.CharField(max_length=20, > choices=LTYPE,default=1) > def number(): > no =Account.objects.count() > if no == None: > return 100000 > else: > return no + 100001 > > > > loan_statement_no=models.IntegerField(('loan_statement_no'),max_length=10, > unique =True, default=number) > branch_cod =models.IntegerField(blank=True, null=True) > comp_per_ya =models.IntegerField(default=1, help_text="Number > of compoundings in a year") > time_years =models.DecimalField(default=1.0, max_digits=10, > decimal_places=1) > loan_number =models.SlugField(unique=True) > #branch =models.ManyToManyField(Branche) > start_date =models.DateField(blank=True, > null=True,default=datetime.datetime.now()) > end_date =models.DateField(blank=True, null=True) > no_days =models.IntegerField(default=1) > account_name =models.ForeignKey(Account) > loan_amount =models.DecimalField(default=1.0, max_digits=10, > decimal_places=2) > interest_rate =models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, null=True, blank=True) > compound_period =models.IntegerField(max_length=64, > choices=compound_period, default=Yearly) > loan_fee =models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, null=True, blank=True) > ammount_repaid= models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, null=True, blank=True) > sd_amount =models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, null=True, blank=True) > dd_amount =models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, null=True, blank=True) > #interest (base) rate > ib_rate =models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, null=True, blank=True) > #interest (penal) rate > ip_rate =models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, null=True, blank=True) > #interest repayment frequency > ir_frequency > =models.IntegerField(max_length=64,choices=IRFREQUENCY,default=WEEKLY) > pr_frequency > =models.IntegerField(max_length=64,choices=PRFREQUENCY,default=DAILY,help_text="Suggested > value automatically generated from title. Must be unique.") > > > last_edit_time = models.TimeField(auto_now=True) > last_edit_date = models.DateField(auto_now=True) > no_of_instalments = models.DecimalField(default=1.0, > max_digits=10, decimal_places=2, null=True, blank=True) > no_of_instalments_interest =models.DecimalField(default=1.0, > max_digits=10, decimal_places=2, null=True, blank=True) > interest_charged = models.DecimalField(default=1.0, max_digits=10, > decimal_places=2, editable=False) > > > def save(self, *args, **kwargs): > i > self.no_days =(self.end_date - self.start_date).days > self.required_payment =self.loan_amount > ((1+(((self.interest_rate)/(self.compound_period))/100))**((self.compound_period) > * (self.time_years))) > self.no_of_instalments = (self.no_days) / (self.pr_frequency) > self.no_of_instalments_interest = (self.no_days) / > (self.ir_frequency) > def name(self): > return self.account_name.name > > > > -- > 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. > For more options, visit 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. For more options, visit https://groups.google.com/groups/opt_out.
