docs: def scan_servos():
  
      """Scan for the herkulex servos connected
  
  	This function will scan for all the herkulex servos connected
  	to the bus.
  
  	Args:
  	    none
  	Returns:
  	    list: a list of tuples of the form [(id, model)]
  	"""
      servos = []
      for servo_id in range(0x00, 0xFE):
          model = get_model(servo_id)
          if model:
              servos += [(servo_id, model)]
      return servos