A simple Python Django short url generator. Create urls from the Django admin app. 
This app will generate over 450,000 unique urls using an alias length of 4 characters. 
Allows you to attach Google Analytics campaign data to each shortened url.

./settings.py:

INSTALLED_APPS = (
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.sites',
    'django.contrib.admin',
    'purl',
)

./urls.py:

from django.conf.urls.defaults import *
from django.contrib import admin
admin.autodiscover()
urlpatterns = patterns('',
    (r'^r/', include('purl.urls')),
    (r'^admin/(.*)', admin.site.root),
)