python3-dbus.mainloop.pyqt5 5.10.1+dfsg-1ubuntu2 (amd64 binary) in ubuntu cosmic

 The dbus.mainloop.pyqt5 module provides support for Qt main loop for
 applications that use dbus-python. By default Qt uses main loop from
 GLib on UNIX-like systems, not its own one.
 .
 This package contains the Python 3 version of this module.