>>> reverse('admin:invoice_invoice')
Traceback (most recent call last):
File "<console>", line 1, in <module>
File "/usr/lib/python2.6/dist-packages/django/core/urlresolvers.py", line 390, in reverse
*args, **kwargs)))
File "/usr/lib/python2.6/dist-packages/django/core/urlresolvers.py", line 336, in reverse
"arguments '%s' not found." % (lookup_view_s, args, kwargs))
NoReverseMatch: Reverse for 'invoice_invoice' with arguments '()' and keyword arguments '{}' not found.