def service():
 lane_stack.serviceAll()
 while lane_stack.rxMsgs:
  (msg, sender) = lane_stack.rxMsgs.popleft()
  rx_msgs[msg['route']['dst'][2]] = msg

def service ( ) : lane_stack . serviceAll ( ) while lane_stack . rxMsgs : ( msg , sender ) = lane_stack . rxMsgs . popleft ( ) rx_msgs [ msg [ 'route' ] [ 'dst' ] [ 2 ] ] = msg
return the service corresponding to a description .