new_contents: #! /usr/bin/env python
  
  import serial
  import time
  
  arduino = serial.Serial('/dev/ttyUSB0', 115200)
  
  time.sleep(2)
  
  print("preparado...")
  print('enviando comandos....')
  arduino.write(b'SV0001400')
  time.sleep(1)
  arduino.write(b'SH1400000')
  time.sleep(1)
  arduino.write(b'SV0700700')
  time.sleep(1)
  arduino.write(b'SH1200000')
  time.sleep(1)
  print('mirando al frente...OK')
  time.sleep(1)
  arduino.write(b'FR0000000')
  time.sleep(1)
  arduino.write(b'VE1601600')
  time.sleep(1)
  arduino.write(b'VE0200200')
  time.sleep(1)
  arduino.write(b'VE0800800')
  time.sleep(1)
  arduino.write(b'VE1001000')
  time.sleep(1)
  arduino.write(b'FR0000000')
  time.sleep(1) 
  print('comandos enviados...OK')
  arduino.close()      
      
  
subject: Create comunicacion_serial.py