new_contents: #!/usr/bin/env python3
  """This example shows how to use the UNI Hall Click binding of LetMeCreate.
  """
  
  from letmecreate.click import uni_hall
  from letmecreate.core.common import MIKROBUS_1
  from letmecreate.core.gpio_monitor import GPIO_FALLING, GPIO_RAISING
  from time import sleep
  
  
  def print_hello(arg):
      if arg == GPIO_FALLING:
          print("Hello, starts dectecting north pole.")
      elif arg == GPIO_RAISING:
          print("Hello, stops dectecting north pole.")
  
  uni_hall.attach_callback(MIKROBUS_1, print_hello)
  print("Callback is now active for 15 seconds.")
  print("Move the north pole of a magnet over the sensor to print \"hello\".")
  sleep(15)
  
subject: Add example