dwm_Listener.py

import serial, time
ser = serial.Serial()
ser.port = '/dev/ttyACM1'
#ser.port = 'COM10'
ser.baudrate = 115200
ser.bytesize = serial.EIGHTBITS 
ser.parity =serial.PARITY_NONE 
ser.stopbits = serial.STOPBITS_ONE 
ser.timeout = 1
ser.open()
ser.write(b'\r\r')
time.sleep(1)
ser.write(b'lep\r')

ser.close()

while True:
    try:
        ser.open()
        value=ser.readline()
        ser.close()

        print(value)
    except KeyboardInterrupt:
        ser.flushInput() 
        ser.flushOutput()
        ser.close()
        print("Connection closed")
        break
    except Exception as e:
        ser.close()
        print(e)
        print("")