Code-Review+2: ChangBo Guo(gcb) Workflow+1: ChangBo Guo(gcb) Verified+2: Zuul Submitted-by: Zuul Submitted-at: Thu, 30 Nov 2017 07:25:15 +0000 Reviewed-on: https://review.openstack.org/523775 Project: openstack/oslo.concurrency Branch: refs/heads/master