Hi everyone i build a web application in Django 3.1.7 and i try to do the
next opeation(multiplication).
in my models a have:
class Articles(models.Model):
quantity = models.PositiveIntegerField()
cost_buy = models.DecimalField(max_digits=10, decimal_places=2)
total_todo = models.DecimalField(max_digits=10, decimal_places=3)
@property
def total_valores(self):
return (self.cost_buy*self.quantity)
def saveit(self):
self.total_todo = self.total_valores
super (Articles, self).save()
__________________________________________________________
so, I was tried with this functions , but it's doesn't save anything
would you give me some recomendations.
Thank you very much in advance and I remain at your service regards
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