/usr/share/pyshared/ is in python-execnet 1.0.9-0.1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/execnet/
/usr/share/pyshared/execnet/__init__.py
/usr/share/pyshared/execnet/deprecated.py
/usr/share/pyshared/execnet/gateway.py
/usr/share/pyshared/execnet/gateway_base.py
/usr/share/pyshared/execnet/gateway_socket.py
/usr/share/pyshared/execnet/multi.py
/usr/share/pyshared/execnet/rsync.py
/usr/share/pyshared/execnet/rsync_remote.py
/usr/share/pyshared/execnet/script/
/usr/share/pyshared/execnet/script/__init__.py
/usr/share/pyshared/execnet/script/loop_socketserver.py
/usr/share/pyshared/execnet/script/quitserver.py
/usr/share/pyshared/execnet/script/shell.py
/usr/share/pyshared/execnet/script/socketserver.py
/usr/share/pyshared/execnet/script/socketserverservice.py
/usr/share/pyshared/execnet/script/xx.py
/usr/share/pyshared/execnet/threadpool.py
/usr/share/pyshared/execnet/xspec.py