/usr/share/pyshared/ is in postr 0.12.4-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/Postr-0.12.4.egg-info
/usr/share/pyshared/postr/
/usr/share/pyshared/postr/AboutDialog.py
/usr/share/pyshared/postr/AuthenticationDialog.py
/usr/share/pyshared/postr/DummyUnique.py
/usr/share/pyshared/postr/EXIF.py
/usr/share/pyshared/postr/ErrorDialog.py
/usr/share/pyshared/postr/GroupSelector.py
/usr/share/pyshared/postr/ImageList.py
/usr/share/pyshared/postr/ImageStore.py
/usr/share/pyshared/postr/PrivacyCombo.py
/usr/share/pyshared/postr/ProgressDialog.py
/usr/share/pyshared/postr/SafetyCombo.py
/usr/share/pyshared/postr/StatusBar.py
/usr/share/pyshared/postr/flickrest.py
/usr/share/pyshared/postr/iptcinfo.py
/usr/share/pyshared/postr/postr.glade
/usr/share/pyshared/postr/postr.py
/usr/share/pyshared/postr/proxyclient.py
/usr/share/pyshared/postr/util.py
/usr/share/pyshared/postr/version.py