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"""
7. The lookup API
This demonstrates features of the database API.
"""
from django.db import models, DEFAULT_DB_ALIAS, connection
from django.conf import settings
class Author(models.Model):
name = models.CharField(max_length=100)
class Meta:
ordering = ('name', )
class Article(models.Model):
headline = models.CharField(max_length=100)
pub_date = models.DateTimeField()
author = models.ForeignKey(Author, blank=True, null=True)
class Meta:
ordering = ('-pub_date', 'headline')
def __unicode__(self):
return self.headline
class Tag(models.Model):
articles = models.ManyToManyField(Article)
name = models.CharField(max_length=100)
class Meta:
ordering = ('name', )
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