/usr/share/pyshared/repoze/who/plugins/ is in python-repoze.who 1.0.18-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/repoze/who/plugins/auth_tkt.py
/usr/share/pyshared/repoze/who/plugins/basicauth.py
/usr/share/pyshared/repoze/who/plugins/cookie.py
/usr/share/pyshared/repoze/who/plugins/form.py
/usr/share/pyshared/repoze/who/plugins/htpasswd.py
/usr/share/pyshared/repoze/who/plugins/sql.py
/usr/share/pyshared/repoze/who/plugins/tests/
/usr/share/pyshared/repoze/who/plugins/tests/__init__.py
/usr/share/pyshared/repoze/who/plugins/tests/fixtures/
/usr/share/pyshared/repoze/who/plugins/tests/fixtures/__init__.py
/usr/share/pyshared/repoze/who/plugins/tests/fixtures/form.html
/usr/share/pyshared/repoze/who/plugins/tests/fixtures/test.htpasswd
/usr/share/pyshared/repoze/who/plugins/tests/fixtures/testapp.py
/usr/share/pyshared/repoze/who/plugins/tests/test_authtkt.py
/usr/share/pyshared/repoze/who/plugins/tests/test_basicauth.py
/usr/share/pyshared/repoze/who/plugins/tests/test_cookie.py
/usr/share/pyshared/repoze/who/plugins/tests/test_form.py
/usr/share/pyshared/repoze/who/plugins/tests/test_htpasswd.py
/usr/share/pyshared/repoze/who/plugins/tests/test_sql.py