/usr/share/pyshared/twisted/ is in python-twisted-news 11.1.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/twisted/news/
/usr/share/pyshared/twisted/news/__init__.py
/usr/share/pyshared/twisted/news/_version.py
/usr/share/pyshared/twisted/news/database.py
/usr/share/pyshared/twisted/news/news.py
/usr/share/pyshared/twisted/news/nntp.py
/usr/share/pyshared/twisted/news/tap.py
/usr/share/pyshared/twisted/news/test/
/usr/share/pyshared/twisted/news/test/__init__.py
/usr/share/pyshared/twisted/news/test/test_database.py
/usr/share/pyshared/twisted/news/test/test_news.py
/usr/share/pyshared/twisted/news/test/test_nntp.py
/usr/share/pyshared/twisted/plugins/
/usr/share/pyshared/twisted/plugins/twisted_news.py