/usr/share/pyshared/apptools/preferences/ is in python-apptools 4.1.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/apptools/preferences/__init__.py
/usr/share/pyshared/apptools/preferences/api.py
/usr/share/pyshared/apptools/preferences/i_preferences.py
/usr/share/pyshared/apptools/preferences/package_globals.py
/usr/share/pyshared/apptools/preferences/preference_binding.py
/usr/share/pyshared/apptools/preferences/preferences.py
/usr/share/pyshared/apptools/preferences/preferences_helper.py
/usr/share/pyshared/apptools/preferences/scoped_preferences.py
/usr/share/pyshared/apptools/preferences/tests/
/usr/share/pyshared/apptools/preferences/tests/__init__.py
/usr/share/pyshared/apptools/preferences/tests/preference_binding_test_case.py
/usr/share/pyshared/apptools/preferences/tests/preferences_helper_test_case.py
/usr/share/pyshared/apptools/preferences/tests/preferences_test_case.py
/usr/share/pyshared/apptools/preferences/tests/py_config_file.py
/usr/share/pyshared/apptools/preferences/tests/py_config_file_test_case.py
/usr/share/pyshared/apptools/preferences/tests/scoped_preferences_test_case.py
/usr/share/pyshared/apptools/preferences/ui/
/usr/share/pyshared/apptools/preferences/ui/__init__.py
/usr/share/pyshared/apptools/preferences/ui/api.py
/usr/share/pyshared/apptools/preferences/ui/i_preferences_page.py
/usr/share/pyshared/apptools/preferences/ui/preferences_manager.py
/usr/share/pyshared/apptools/preferences/ui/preferences_node.py
/usr/share/pyshared/apptools/preferences/ui/preferences_page.py
/usr/share/pyshared/apptools/preferences/ui/tree_item.py
/usr/share/pyshared/apptools/preferences/ui/widget_editor.py