/usr/lib/python3/dist-packages/OpenSSL/ is in python3-openssl 0.15.1-2ubuntu0.2.
This file is owned by root:root, with mode 0o755.
..
/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/rand.py
/usr/lib/python3/dist-packages/OpenSSL/test/
/usr/lib/python3/dist-packages/OpenSSL/test/__init__.py
/usr/lib/python3/dist-packages/OpenSSL/test/test_crypto.py
/usr/lib/python3/dist-packages/OpenSSL/test/test_rand.py
/usr/lib/python3/dist-packages/OpenSSL/test/test_ssl.py
/usr/lib/python3/dist-packages/OpenSSL/test/test_tsafe.py
/usr/lib/python3/dist-packages/OpenSSL/test/test_util.py
/usr/lib/python3/dist-packages/OpenSSL/test/util.py
/usr/lib/python3/dist-packages/OpenSSL/tsafe.py
/usr/lib/python3/dist-packages/OpenSSL/version.py