                  {'name': 'Simple Mixin-only example', 'url': reverse('mixin-view')},
                  {'name': 'Object store API', 'url': reverse('object-store-root')},
                  {'name': 'Code highlighting API', 'url': reverse('pygments-root')},
                  {'name': 'Blog posts API', 'url': reverse('blog-posts-root')},
                  {'name': 'Permissions example', 'url': reverse('throttled-resource')}
                  ]
 
</s> remove         return "Successful response to GET request because throttle is not yet active." </s> add  </s> remove from djangorestframework.permissions import PerUserThrottling
 </s> add from djangorestframework.permissions import PerUserThrottling, IsAuthenticated
from django.core.urlresolvers import reverse </s> remove     url(r'^$', ThrottlingExampleView.as_view(), name='throttled-resource'),
 </s> add     url(r'^$', PermissionsExampleView.as_view(), name='permissions-example'),
    url(r'^throttling$', ThrottlingExampleView.as_view(), name='throttled-resource'),
    url(r'^loggedin$', LoggedinView.as_view(), name='loggedin-resource'),
                {'name': 'Permissions example', 'url': reverse('permissions-example')}
                  {'name': 'Simple Mixin-only example', 'url': reverse('mixin-view')},
                  {'name': 'Object store API', 'url': reverse('object-store-root')},
                  {'name': 'Code highlighting API', 'url': reverse('pygments-root')},
                  {'name': 'Blog posts API', 'url': reverse('blog-posts-root')},
                {'name': 'Permissions example', 'url': reverse('permissions-example')}
                  ]
keep keep keep keep replace keep
 added a container view for the permissions example 
examples/sandbox/views.py