/usr/share/pyshared/traits/util/ is in python-traits 4.4.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/traits/util/__init__.py
/usr/share/pyshared/traits/util/api.py
/usr/share/pyshared/traits/util/async_trait_wait.py
/usr/share/pyshared/traits/util/camel_case.py
/usr/share/pyshared/traits/util/clean_strings.py
/usr/share/pyshared/traits/util/deprecated.py
/usr/share/pyshared/traits/util/home_directory.py
/usr/share/pyshared/traits/util/import_symbol.py
/usr/share/pyshared/traits/util/refresh.py
/usr/share/pyshared/traits/util/resource.py
/usr/share/pyshared/traits/util/toposort.py
/usr/share/pyshared/traits/util/trait_documenter.py