/usr/share/pyshared/zope/schema/tests/ is in python-zope.schema 3.7.1-2ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/zope/schema/tests/__init__.py
/usr/share/pyshared/zope/schema/tests/states.py
/usr/share/pyshared/zope/schema/tests/test_accessors.py
/usr/share/pyshared/zope/schema/tests/test_boolfield.py
/usr/share/pyshared/zope/schema/tests/test_choice.py
/usr/share/pyshared/zope/schema/tests/test_containerfield.py
/usr/share/pyshared/zope/schema/tests/test_date.py
/usr/share/pyshared/zope/schema/tests/test_datetime.py
/usr/share/pyshared/zope/schema/tests/test_decimalfield.py
/usr/share/pyshared/zope/schema/tests/test_dictfield.py
/usr/share/pyshared/zope/schema/tests/test_docs.py
/usr/share/pyshared/zope/schema/tests/test_dotted_name.py
/usr/share/pyshared/zope/schema/tests/test_equality.py
/usr/share/pyshared/zope/schema/tests/test_field.py
/usr/share/pyshared/zope/schema/tests/test_fieldproperty.py
/usr/share/pyshared/zope/schema/tests/test_floatfield.py
/usr/share/pyshared/zope/schema/tests/test_interfacefield.py
/usr/share/pyshared/zope/schema/tests/test_intfield.py
/usr/share/pyshared/zope/schema/tests/test_iterablefield.py
/usr/share/pyshared/zope/schema/tests/test_listfield.py
/usr/share/pyshared/zope/schema/tests/test_objectfield.py
/usr/share/pyshared/zope/schema/tests/test_schema.py
/usr/share/pyshared/zope/schema/tests/test_setfield.py
/usr/share/pyshared/zope/schema/tests/test_states.py
/usr/share/pyshared/zope/schema/tests/test_strfield.py
/usr/share/pyshared/zope/schema/tests/test_timedelta.py
/usr/share/pyshared/zope/schema/tests/test_tuplefield.py
/usr/share/pyshared/zope/schema/tests/test_vocabulary.py