/usr/lib/python3/ is in python3-openssl 17.5.0-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/dist-packages/
/usr/lib/python3/dist-packages/OpenSSL/
/usr/lib/python3/dist-packages/OpenSSL/SSL.py
/usr/lib/python3/dist-packages/OpenSSL/__init__.py
/usr/lib/python3/dist-packages/OpenSSL/_util.py
/usr/lib/python3/dist-packages/OpenSSL/crypto.py
/usr/lib/python3/dist-packages/OpenSSL/debug.py
/usr/lib/python3/dist-packages/OpenSSL/rand.py
/usr/lib/python3/dist-packages/OpenSSL/tsafe.py
/usr/lib/python3/dist-packages/OpenSSL/version.py
/usr/lib/python3/dist-packages/pyOpenSSL-17.5.0.egg-info/
/usr/lib/python3/dist-packages/pyOpenSSL-17.5.0.egg-info/PKG-INFO
/usr/lib/python3/dist-packages/pyOpenSSL-17.5.0.egg-info/dependency_links.txt
/usr/lib/python3/dist-packages/pyOpenSSL-17.5.0.egg-info/requires.txt
/usr/lib/python3/dist-packages/pyOpenSSL-17.5.0.egg-info/top_level.txt