Fixed #18159 -- added an import statement to the docs. Thanks to Jeff Hui for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17927 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/topics/http/shortcuts.txt

@@ -181,6 +181,8 @@ You can use the :func:`redirect` function in a number of ways.
    :meth:`~django.db.models.Model.get_absolute_url` method will be called
    to figure out the redirect URL::
 
+        from django.shortcuts import redirect
+
         def my_view(request):
             ...
             object = MyModel.objects.get(...)