NotAuthorized exception raises in constructor

[Vish Ishaya]

If you attempt to construct a NotAuthorized exception, a TypeError is raised.

vishvananda@i-uswrlzxk:~/trunk$ ./bin/nova-manage sh p
Python 2.6.6 (r266:84292, Sep 15 2010, 16:22:56)
[GCC 4.4.5] on linux2
Type "help", "copyright", "credits" or "license" for more information.
(InteractiveConsole)
>>> from nova import exception
>>> exception.NotAuthorized()
Traceback (most recent call last):
  File "<console>", line 1, in <module>
  File "/home/vishvananda/trunk/nova/exception.py", line 125, in __init__
    super(NotFound, self).__init__(**kwargs)
TypeError: super(type, obj): obj must be an instance or subtype of type