>>> from books.models import *
>>> b = Book.objects.get(id=50)
Traceback (most recent call last):
File "<console>", line 1, in <module>
File "/usr/local/python27/lib/python2.7/site-packages/django/db/models/manager.py", line 85, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/usr/local/python27/lib/python2.7/site-packages/django/db/models/query.py", line 379, in get
self.model._meta.object_name
DoesNotExist: Book matching query does not exist.
>>> b = Book.objects.get(id=1)
>>> b.title
u'aaa'
mysql> select * from books_book;
+----+-------+------------------+--------------+
| id | title | publication_date | publisher_id |
+----+-------+------------------+--------------+
| 1 | aaa | 2018-02-19 | 1 |
| 2 | quoto | 2018-02-19 | 2 |
+----+-------+------------------+--------------+
2 rows in set (0.00 sec)