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Maybe you can add a Person manager to your Person model class like this:
objects = PersonManager()
Then define a method inside PersonManager() that creates a person:
class PersonManager(models.Manager):
def create_person(name, age):
return self.create(name=name, year_of_birth=datetime.datetime.now().year-age)
And you’d use it like this:
person = Person.objects.create_person("Dude", 23)
Source:stackexchange.com