From 25ce177e66fb0e88a39806f5a493e03f1801775a Mon Sep 17 00:00:00 2001
From: Aymeric Augustin <aymeric.augustin@m4x.org>
Date: Thu, 7 Mar 2013 14:53:52 +0100
Subject: [PATCH] Added missing method in the dummy database backend.

---
 django/db/backends/dummy/base.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/django/db/backends/dummy/base.py b/django/db/backends/dummy/base.py
index 720b0176d6..c59f037a27 100644
--- a/django/db/backends/dummy/base.py
+++ b/django/db/backends/dummy/base.py
@@ -71,3 +71,6 @@ class DatabaseWrapper(BaseDatabaseWrapper):
         self.creation = DatabaseCreation(self)
         self.introspection = DatabaseIntrospection(self)
         self.validation = BaseDatabaseValidation(self)
+
+    def is_usable(self):
+        return True