/usr/lib/python2.7/dist-packages/openstackclient/volume/ is in python-openstackclient 2.3.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/openstackclient/volume/__init__.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/client.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v1/
/usr/lib/python2.7/dist-packages/openstackclient/volume/v1/__init__.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v1/backup.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v1/qos_specs.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v1/snapshot.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v1/volume.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v1/volume_type.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v2/
/usr/lib/python2.7/dist-packages/openstackclient/volume/v2/__init__.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v2/backup.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v2/qos_specs.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v2/snapshot.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v2/volume.py
/usr/lib/python2.7/dist-packages/openstackclient/volume/v2/volume_type.py