/usr/share/pyshared/schooltool/requirement/ is in python-schooltool.gradebook 2.1.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/schooltool/requirement/README.txt
/usr/share/pyshared/schooltool/requirement/__init__.py
/usr/share/pyshared/schooltool/requirement/browser/
/usr/share/pyshared/schooltool/requirement/browser/README.txt
/usr/share/pyshared/schooltool/requirement/browser/__init__.py
/usr/share/pyshared/schooltool/requirement/browser/configure.zcml
/usr/share/pyshared/schooltool/requirement/browser/f_confirm_delete_scoresystem.pt
/usr/share/pyshared/schooltool/requirement/browser/f_scoresystem_add.pt
/usr/share/pyshared/schooltool/requirement/browser/f_scoresystem_add_related.pt
/usr/share/pyshared/schooltool/requirement/browser/f_scoresystem_view.pt
/usr/share/pyshared/schooltool/requirement/browser/f_scoresystems_overview.pt
/usr/share/pyshared/schooltool/requirement/browser/f_scoresystems_related.pt
/usr/share/pyshared/schooltool/requirement/browser/flourish.zcml
/usr/share/pyshared/schooltool/requirement/browser/ftesting.zcml
/usr/share/pyshared/schooltool/requirement/browser/ftests.py
/usr/share/pyshared/schooltool/requirement/browser/requirement.pt
/usr/share/pyshared/schooltool/requirement/browser/requirement.py
/usr/share/pyshared/schooltool/requirement/browser/scoresystem.py
/usr/share/pyshared/schooltool/requirement/browser/scoresystem.txt
/usr/share/pyshared/schooltool/requirement/browser/scoresystem_add.pt
/usr/share/pyshared/schooltool/requirement/browser/scoresystem_view.pt
/usr/share/pyshared/schooltool/requirement/browser/scoresystems_overview.pt
/usr/share/pyshared/schooltool/requirement/browser/scoresystemwidget.pt
/usr/share/pyshared/schooltool/requirement/browser/subthread.pt
/usr/share/pyshared/schooltool/requirement/browser/tests.py
/usr/share/pyshared/schooltool/requirement/browser/treenode.pt
/usr/share/pyshared/schooltool/requirement/configure.zcml
/usr/share/pyshared/schooltool/requirement/evaluation.py
/usr/share/pyshared/schooltool/requirement/generations/
/usr/share/pyshared/schooltool/requirement/generations/__init__.py
/usr/share/pyshared/schooltool/requirement/generations/evolve1.py
/usr/share/pyshared/schooltool/requirement/generations/install.py
/usr/share/pyshared/schooltool/requirement/generations/tests/
/usr/share/pyshared/schooltool/requirement/generations/tests/__init__.py
/usr/share/pyshared/schooltool/requirement/generations/tests/test_evolve1.py
/usr/share/pyshared/schooltool/requirement/grades.txt
/usr/share/pyshared/schooltool/requirement/interfaces.py
/usr/share/pyshared/schooltool/requirement/plugin.zcml
/usr/share/pyshared/schooltool/requirement/requirement-configure.zcml
/usr/share/pyshared/schooltool/requirement/requirement.py
/usr/share/pyshared/schooltool/requirement/scoresystem.py
/usr/share/pyshared/schooltool/requirement/scoresystem.zcml
/usr/share/pyshared/schooltool/requirement/security.py
/usr/share/pyshared/schooltool/requirement/security.zcml
/usr/share/pyshared/schooltool/requirement/testing.py
/usr/share/pyshared/schooltool/requirement/tests.py