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from django.db import models
from django.utils.encoding import python_2_unicode_compatible
@python_2_unicode_compatible
class Author(models.Model):
name = models.CharField(max_length=20)
age = models.IntegerField(null=True)
birthdate = models.DateField(null=True)
average_rating = models.FloatField(null=True)
def __str__(self):
return self.name
class Article(models.Model):
author = models.ForeignKey(Author, on_delete=models.CASCADE)
@python_2_unicode_compatible
class MySQLUnixTimestamp(models.Model):
timestamp = models.PositiveIntegerField()
def __str__(self):
return self.name
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