text: #Benjamin Ramirez
  #August 4, 2016
  #testing out the ranger class from ultrasonic_rangers.py
  
  import time
  from sensors import rangers
  
  #initializing the ranger object with the pins
  back_left_sensor = rangers.ranger(17,4)
  
  for x in range(10):
      time.sleep(0.5)
      print back_left_sensor.get_dist()
  