YAMAMOTO Takashi d5bb06a3f9 use six.add_metaclass
as suggested by OpenStack Style Guideline.

Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
2014-02-11 13:56:40 +09:00
..
2013-08-13 08:12:36 +09:00
2014-02-11 13:56:40 +09:00