/usr/share/pyshared/z3c/ is in python-z3c.formui 2.3.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/z3c.formui-2.3.0.egg-info/PKG-INFO
/usr/share/pyshared/z3c.formui-2.3.0.egg-info/SOURCES.txt
/usr/share/pyshared/z3c.formui-2.3.0.egg-info/dependency_links.txt
/usr/share/pyshared/z3c.formui-2.3.0.egg-info/namespace_packages.txt
/usr/share/pyshared/z3c.formui-2.3.0.egg-info/not-zip-safe
/usr/share/pyshared/z3c.formui-2.3.0.egg-info/requires.txt
/usr/share/pyshared/z3c.formui-2.3.0.egg-info/top_level.txt
/usr/share/pyshared/z3c/formui/
/usr/share/pyshared/z3c/formui/README.txt
/usr/share/pyshared/z3c/formui/__init__.py
/usr/share/pyshared/z3c/formui/adding.py
/usr/share/pyshared/z3c/formui/browser.py
/usr/share/pyshared/z3c/formui/configure.zcml
/usr/share/pyshared/z3c/formui/div-form-display.pt
/usr/share/pyshared/z3c/formui/div-form.css
/usr/share/pyshared/z3c/formui/div-form.pt
/usr/share/pyshared/z3c/formui/div-form.zcml
/usr/share/pyshared/z3c/formui/form.py
/usr/share/pyshared/z3c/formui/interfaces.py
/usr/share/pyshared/z3c/formui/layout.py
/usr/share/pyshared/z3c/formui/subform-layout.pt
/usr/share/pyshared/z3c/formui/subform.pt
/usr/share/pyshared/z3c/formui/table-form-display.pt
/usr/share/pyshared/z3c/formui/table-form.css
/usr/share/pyshared/z3c/formui/table-form.pt
/usr/share/pyshared/z3c/formui/table-form.zcml
/usr/share/pyshared/z3c/formui/tests.py