/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/ is in python-neutron-lbaas 1:9.1.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/__init__.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/barbican_auth/
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/barbican_auth/__init__.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/barbican_auth/barbican_acl.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/barbican_auth/common.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/barbican_cert_manager.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/cert_manager.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/common/cert_manager/local_cert_manager.py