/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/ is in python-neutron-lbaas 2:8.0.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/__init__.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/cfg.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/jinja_cfg.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/namespace_driver.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/plugin_driver.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/synchronous_namespace_driver.py
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/templates/
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/templates/haproxy.loadbalancer.j2
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/templates/haproxy_base.j2
/usr/lib/python2.7/dist-packages/neutron_lbaas/services/loadbalancer/drivers/haproxy/templates/haproxy_proxies.j2