# app/urls.py 
urlpatterns = patterns('',
    url(r'^$', 'app.views.app_list'),
    url(r'^create/', 'app.views.create', ),
    url(r'^update/', 'app.views.update'),
)

# project/urls.py
urlpatterns = patterns('',
    url(r'^$', 'project.views.index'),
    url(r'^app/', incude(app.urls), name='app'),
)

# templates/base.html
{% if current_urls_name == 'app' %}
     <script src='/app.js'>
{% endif %}

{% if request.endpoint.startswith('name') %}