/usr/lib/ is in python3-certbot-dns-cloudflare 0.23.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python3/
/usr/lib/python3/dist-packages/
/usr/lib/python3/dist-packages/certbot_dns_cloudflare/
/usr/lib/python3/dist-packages/certbot_dns_cloudflare/__init__.py
/usr/lib/python3/dist-packages/certbot_dns_cloudflare/dns_cloudflare.py
/usr/lib/python3/dist-packages/certbot_dns_cloudflare/dns_cloudflare_test.py
/usr/lib/python3/dist-packages/certbot_dns_cloudflare-0.23.0.egg-info/
/usr/lib/python3/dist-packages/certbot_dns_cloudflare-0.23.0.egg-info/PKG-INFO
/usr/lib/python3/dist-packages/certbot_dns_cloudflare-0.23.0.egg-info/dependency_links.txt
/usr/lib/python3/dist-packages/certbot_dns_cloudflare-0.23.0.egg-info/entry_points.txt
/usr/lib/python3/dist-packages/certbot_dns_cloudflare-0.23.0.egg-info/requires.txt
/usr/lib/python3/dist-packages/certbot_dns_cloudflare-0.23.0.egg-info/top_level.txt