колонка Django имеет дубликат других
class Person(models.Model):
amount = models.CharField(max_length=50,blank=True, null=True)
amount_paid = models.CharField(max_length=60,default='5000', null=True)
def save(self, *args, **kwargs):
self.amount_paid = self.amount
super().save(*args, **kwargs)
Jittery Jay