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from django.contrib.contenttypes.fields import (
GenericForeignKey, GenericRelation,
)
from django.contrib.contenttypes.models import ContentType
from django.db import models
class Award(models.Model):
name = models.CharField(max_length=25)
object_id = models.PositiveIntegerField()
content_type = models.ForeignKey(ContentType, models.CASCADE)
content_object = GenericForeignKey()
class AwardNote(models.Model):
award = models.ForeignKey(Award, models.CASCADE)
note = models.CharField(max_length=100)
class Person(models.Model):
name = models.CharField(max_length=25)
awards = GenericRelation(Award)
class Book(models.Model):
pagecount = models.IntegerField()
class Toy(models.Model):
name = models.CharField(max_length=50)
class Child(models.Model):
name = models.CharField(max_length=50)
toys = models.ManyToManyField(Toy, through='PlayedWith')
class PlayedWith(models.Model):
child = models.ForeignKey(Child, models.CASCADE)
toy = models.ForeignKey(Toy, models.CASCADE)
date = models.DateField(db_column='date_col')
class PlayedWithNote(models.Model):
played = models.ForeignKey(PlayedWith, models.CASCADE)
note = models.TextField()
class Contact(models.Model):
label = models.CharField(max_length=100)
class Email(Contact):
email_address = models.EmailField(max_length=100)
class Researcher(models.Model):
contacts = models.ManyToManyField(Contact, related_name="research_contacts")
class Food(models.Model):
name = models.CharField(max_length=20, unique=True)
class Eaten(models.Model):
food = models.ForeignKey(Food, models.CASCADE, to_field="name")
meal = models.CharField(max_length=20)
# Models for #15776
class Policy(models.Model):
policy_number = models.CharField(max_length=10)
class Version(models.Model):
policy = models.ForeignKey(Policy, models.CASCADE)
class Location(models.Model):
version = models.ForeignKey(Version, models.SET_NULL, blank=True, null=True)
class Item(models.Model):
version = models.ForeignKey(Version, models.CASCADE)
location = models.ForeignKey(Location, models.SET_NULL, blank=True, null=True)
# Models for #16128
class File(models.Model):
pass
class Image(File):
class Meta:
proxy = True
class Photo(Image):
class Meta:
proxy = True
class FooImage(models.Model):
my_image = models.ForeignKey(Image, models.CASCADE)
class FooFile(models.Model):
my_file = models.ForeignKey(File, models.CASCADE)
class FooPhoto(models.Model):
my_photo = models.ForeignKey(Photo, models.CASCADE)
class FooFileProxy(FooFile):
class Meta:
proxy = True
class OrgUnit(models.Model):
name = models.CharField(max_length=64, unique=True)
class Login(models.Model):
description = models.CharField(max_length=32)
orgunit = models.ForeignKey(OrgUnit, models.CASCADE)
class House(models.Model):
address = models.CharField(max_length=32)
class OrderedPerson(models.Model):
name = models.CharField(max_length=32)
lives_in = models.ForeignKey(House, models.CASCADE)
class Meta:
ordering = ['name']
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