/usr/share/python-django-postorius/static/ is in python-django-postorius 1.1.2-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/python-django-postorius/static/postorius/
/usr/share/python-django-postorius/static/postorius/css/
/usr/share/python-django-postorius/static/postorius/css/style.css
/usr/share/python-django-postorius/static/postorius/img/
/usr/share/python-django-postorius/static/postorius/img/favicon.ico
/usr/share/python-django-postorius/static/postorius/img/mailman_logo.png
/usr/share/python-django-postorius/static/postorius/img/mailman_logo_small_trans.png
/usr/share/python-django-postorius/static/postorius/img/mailman_logo_trans.png
/usr/share/python-django-postorius/static/postorius/js/
/usr/share/python-django-postorius/static/postorius/js/held_messages.js
/usr/share/python-django-postorius/static/postorius/js/script.js
/usr/share/python-django-postorius/static/postorius/libs/
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/css/
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/css/bootstrap.min.css
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/fonts/
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/fonts/glyphicons-halflings-regular.eot
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/fonts/glyphicons-halflings-regular.svg
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/fonts/glyphicons-halflings-regular.ttf
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/fonts/glyphicons-halflings-regular.woff
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/fonts/glyphicons-halflings-regular.woff2
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/js/
/usr/share/python-django-postorius/static/postorius/libs/bootstrap/js/bootstrap.min.js
/usr/share/python-django-postorius/static/postorius/libs/html5shiv/
/usr/share/python-django-postorius/static/postorius/libs/html5shiv/html5shiv.js
/usr/share/python-django-postorius/static/postorius/libs/html5shiv/html5shiv.min.js
/usr/share/python-django-postorius/static/postorius/libs/jquery/
/usr/share/python-django-postorius/static/postorius/libs/jquery/jquery-1.11.3.min.js
/usr/share/python-django-postorius/static/postorius/libs/respond/
/usr/share/python-django-postorius/static/postorius/libs/respond/respond.min.js
/usr/share/python-django-postorius/static/postorius/libs/respond/respond.src.js