python/lib/django_1_4/tests/modeltests/lookup/models.py

   1 """
   2 7. The lookup API
   3
   4 This demonstrates features of the database API.
   5 """
   6
   7 from django.db import models
   8
   9
  10 class Author(models.Model):
  11     name = models.CharField(max_length=100)
  12     class Meta:
  13         ordering = ('name', )
  14
  15 class Article(models.Model):
  16     headline = models.CharField(max_length=100)
  17     pub_date = models.DateTimeField()
  18     author = models.ForeignKey(Author, blank=True, null=True)
  19     class Meta:
  20         ordering = ('-pub_date', 'headline')
  21
  22     def __unicode__(self):
  23         return self.headline
  24
  25 class Tag(models.Model):
  26     articles = models.ManyToManyField(Article)
  27     name = models.CharField(max_length=100)
  28     class Meta:
  29         ordering = ('name', )
  30
  31 class Season(models.Model):
  32     year = models.PositiveSmallIntegerField()
  33     gt = models.IntegerField(null=True, blank=True)
  34
  35     def __unicode__(self):
  36         return unicode(self.year)
  37
  38 class Game(models.Model):
  39     season = models.ForeignKey(Season, related_name='games')
  40     home = models.CharField(max_length=100)
  41     away = models.CharField(max_length=100)
  42
  43     def __unicode__(self):
  44         return u"%s at %s" % (self.away, self.home)
  45
  46 class Player(models.Model):
  47     name = models.CharField(max_length=100)
  48     games = models.ManyToManyField(Game, related_name='players')
  49
  50     def __unicode__(self):
  51         return self.name