自动识别现接serial端口名称

#!/usr/bin/env python
# -*- coding: utf-8 -*

import serial
import serial.tools.list_ports

port_list = list(serial.tools.list_ports.comports())

if len(port_list) <= 0:
	print "The Serial port can't find!"
	
else:
    port_list_0 =list(port_list[0])

	port_serial = port_list_0[0]

	ser = serial.Serial(port_serial,9600,timeout = 60)

	print "check which port was really used >",ser.name