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Diffstat (limited to 'parts/django/tests/modeltests/get_latest/models.py')
-rw-r--r-- | parts/django/tests/modeltests/get_latest/models.py | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/parts/django/tests/modeltests/get_latest/models.py b/parts/django/tests/modeltests/get_latest/models.py new file mode 100644 index 0000000..1eeb299 --- /dev/null +++ b/parts/django/tests/modeltests/get_latest/models.py @@ -0,0 +1,30 @@ +""" +8. get_latest_by + +Models can have a ``get_latest_by`` attribute, which should be set to the name +of a ``DateField`` or ``DateTimeField``. If ``get_latest_by`` exists, the +model's manager will get a ``latest()`` method, which will return the latest +object in the database according to that field. "Latest" means "having the date +farthest into the future." +""" + +from django.db import models + +class Article(models.Model): + headline = models.CharField(max_length=100) + pub_date = models.DateField() + expire_date = models.DateField() + class Meta: + get_latest_by = 'pub_date' + + def __unicode__(self): + return self.headline + +class Person(models.Model): + name = models.CharField(max_length=30) + birthday = models.DateField() + + # Note that this model doesn't have "get_latest_by" set. + + def __unicode__(self): + return self.name |