mirror of https://github.com/django/django.git
31 lines
724 B
Python
31 lines
724 B
Python
from django.db import models
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from django.utils import timezone
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from django.utils.encoding import python_2_unicode_compatible
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class Tag(models.Model):
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name = models.CharField(max_length=255)
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@python_2_unicode_compatible
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class Author(models.Model):
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name = models.CharField(max_length=100)
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def __str__(self):
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return self.name
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@python_2_unicode_compatible
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class Book(models.Model):
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name = models.CharField(max_length=200)
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pages = models.IntegerField(default=0)
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author = models.ForeignKey(Author, null=True)
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pubdate = models.DateTimeField()
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tags = models.ManyToManyField(Tag)
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class Meta:
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ordering = ['-pubdate', 'name']
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def __str__(self):
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return self.name
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