/usr/share/pyshared/ is in update-manager 1:0.156.14.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/UpdateManager/
/usr/share/pyshared/UpdateManager/UnitySupport.py
/usr/share/pyshared/UpdateManager/ChangelogViewer.py
/usr/share/pyshared/UpdateManager/backend/
/usr/share/pyshared/UpdateManager/backend/__init__.py
/usr/share/pyshared/UpdateManager/backend/InstallBackendSynaptic.py
/usr/share/pyshared/UpdateManager/backend/InstallBackendAptdaemon.py
/usr/share/pyshared/UpdateManager/SimpleGtkbuilderApp.py
/usr/share/pyshared/UpdateManager/UpdateManager.py
/usr/share/pyshared/UpdateManager/ReleaseNotesViewer.py
/usr/share/pyshared/UpdateManager/DistUpgradeFetcher.py
/usr/share/pyshared/UpdateManager/HelpViewer.py
/usr/share/pyshared/UpdateManager/SimpleGtk3builderApp.py
/usr/share/pyshared/UpdateManager/MetaReleaseGObject.py
/usr/share/pyshared/UpdateManager/GtkProgress.py