/usr/share/pyshared/zeroinstall/gtkui/ is in zeroinstall-injector 2.3.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/zeroinstall/gtkui/__init__.py
/usr/share/pyshared/zeroinstall/gtkui/addbox.py
/usr/share/pyshared/zeroinstall/gtkui/applistbox.py
/usr/share/pyshared/zeroinstall/gtkui/cache.py
/usr/share/pyshared/zeroinstall/gtkui/cache.ui
/usr/share/pyshared/zeroinstall/gtkui/desktop.py
/usr/share/pyshared/zeroinstall/gtkui/desktop.ui
/usr/share/pyshared/zeroinstall/gtkui/gtkutils.py
/usr/share/pyshared/zeroinstall/gtkui/help_box.py
/usr/share/pyshared/zeroinstall/gtkui/icon.py
/usr/share/pyshared/zeroinstall/gtkui/pygtkcompat.py
/usr/share/pyshared/zeroinstall/gtkui/trust_box.py
/usr/share/pyshared/zeroinstall/gtkui/xdgutils.py