no longer effects heat as we now have oslo.serialization https://github.com/openstack/heat/commit/c5bc3c21b9fbdec71ffef344b3a5222c752a99c1
no longer effects heat as we now have oslo.serialization /github. com/openstack/ heat/commit/ c5bc3c21b9fbdec 71ffef344b3a522 2c752a99c1
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