/usr/share/pyshared/desktopcouch/application/platform/ is in python-desktopcouch-application 1.0.8-0ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/desktopcouch/application/platform/__init__.py
/usr/share/pyshared/desktopcouch/application/platform/linux/
/usr/share/pyshared/desktopcouch/application/platform/linux/__init__.py
/usr/share/pyshared/desktopcouch/application/platform/linux/base_dirs.py
/usr/share/pyshared/desktopcouch/application/platform/linux/ipc.py
/usr/share/pyshared/desktopcouch/application/platform/linux/keyring.py
/usr/share/pyshared/desktopcouch/application/platform/windows/
/usr/share/pyshared/desktopcouch/application/platform/windows/__init__.py
/usr/share/pyshared/desktopcouch/application/platform/windows/base_dirs.py
/usr/share/pyshared/desktopcouch/application/platform/windows/keyring.py