lib/django-1.4/tests/modeltests/defer/models.py

"""
Tests for defer() and only().
"""

from django.db import models


class Secondary(models.Model):
    first = models.CharField(max_length=50)
    second = models.CharField(max_length=50)

class Primary(models.Model):
    name = models.CharField(max_length=50)
    value = models.CharField(max_length=50)
    related = models.ForeignKey(Secondary)

    def __unicode__(self):
        return self.name

class Child(Primary):
    pass

class BigChild(Primary):
    other = models.CharField(max_length=50)

class ChildProxy(Child):
    class Meta:
        proxy=True