Steven Gonzales 5dbe216de9 Metaclass Python 3.x Compatibility
According to the OpenStack style guide
(http://docs.openstack.org/developer/hacking/),
for Python 3.x compatibility use "six.add_metaclass"
instead of " __metaclass__."

Closes-Bug: #1236648
Change-Id: I2f507a90ee08cc05bd764549002a4656c187b6fc
2014-05-21 13:01:41 -05:00
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