recovery_gtk.py 文件源码

def cleanup_backend(self, widget=None, data=None):
        '''cleans up the backend process'''
        try:
            if self._dbus_iface is not None:
                self.backend().request_exit()
        except dbus.DBusException as msg:
            if hasattr(msg, '_dbus_error_name') and msg.get_dbus_name() == \
                    'org.freedesktop.DBus.Error.ServiceUnknown':
                pass
            else:
                print("%s when closing DBus service from %s (data: %s)" %
                      (str(msg), widget, data))