Now the default python version of rawhide has been upgraded to python 3.7.4, this patch fixes those py2->py3 issues which followed from the origin heat-agent commits[1][2]. [1] https://github.com/openstack/heat-agents/commit/25cd394bbe5c371dd60328643f2e18b7bfb3d1a2 [2] https://github.com/openstack/heat-agents/commit/73e2125532a6d68dbd5d8a4e64a043de859eb853 Task: 35989 Story: 2006283 Change-Id: I23056513dcc6f0cb0c7d41aa529f6a2e77679db9