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from django.db import models
class FuelType(models.Model):
name = models.CharField(max_length=255)
def __str__(self):
return self.name
class CarModel(models.Model):
name = models.CharField(max_length=255)
fueltype = models.ManyToManyField(FuelType, related_name='models')
def __str__(self):
return self.name
class CarModel(models.Model):
name = models.CharField(max_length=255)
car = models.ForeignKey(Car, on_delete=models.SET_NULL, blank=True, null=True)
def __str__(self):
return self.name
class CarModel(models.Model):
name = models.CharField(max_length=255)
car = models.ForeignKey(Car, on_delete=models.CASCADE)
def __str__(self):
return self.name
from django.db import models
class FuelType(models.Model):
name = models.CharField(max_length=255)
def __str__(self):
return self.name
class CarModel(models.Model):
name = models.CharField(max_length=255)
car = models.ForeignKey(Car, on_delete=models.SET_NULL, blank=True, null=True, related_name='models', related_query_name='model')
def __str__(self):
return self.name
class CarModel(models.Model):
name = models.CharField(max_length=255)
car = models.ForeignKey(Car, on_delete=models.SET_NULL, blank=True, null=True, related_name='models')
def __str__(self):
return self.name
from django.db import models
class Car(models.Model):
name = models.CharField(max_length=255)
def __str__(self):
return self.name
class Ceo(models.Model):
name = models.CharField(max_length=255, blank=True)
car = models.OneToOneField(Car, on_delete=models.CASCADE)
def __str__(self):
return self.name
class Ceo(models.Model):
name = models.CharField(max_length=255, blank=True)
car = models.OneToOneField(Car, on_delete=models.SET_NULL, blank=True, null=True, related_name="boss")
def __str__(self):
return self.name