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"""
Tests for various ways of registering models with the admin site.
"""
from django.db import models
class Person(models.Model):
name = models.CharField(max_length=200)
class Traveler(Person):
pass
class Location(models.Model):
class Meta:
abstract = True
class Place(Location):
name = models.CharField(max_length=200)
class Guest(models.Model):
pk = models.CompositePrimaryKey("traveler", "place")
traveler = models.ForeignKey(Traveler, on_delete=models.CASCADE)
place = models.ForeignKey(Place, on_delete=models.CASCADE)
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