Luong Anh Tuan 8df7241198 Remove self.__dict__ for formatting strings
Following OpenStack Style Guidelines:
http://docs.openstack.org/developer/hacking/#dictionaries-lists
It is not clear as using explicit dictionaries
and help avoid some errors during refactoring.

Change-Id: Iac53f4ae1fcfa8c0953bf635880f9b883ca9592b
2016-08-29 16:58:56 +07:00
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