1 """

     2 33. get_or_create()

     3 

     4 ``get_or_create()`` does what it says: it tries to look up an object with the

     5 given parameters. If an object isn't found, it creates one with the given

     6 parameters.

     7 """

     8 

     9 from django.db import models, IntegrityError

    10 

    11 class Person(models.Model):

    12     first_name = models.CharField(max_length=100)

    13     last_name = models.CharField(max_length=100)

    14     birthday = models.DateField()

    15 

    16     def __unicode__(self):

    17         return u'%s %s' % (self.first_name, self.last_name)

    18 

    19 class ManualPrimaryKeyTest(models.Model):

    20     id = models.IntegerField(primary_key=True)

    21     data = models.CharField(max_length=100)