old_contents: # -*-: coding utf-8 -*-
  """ Skeleton Snips skill. """
  
  class MySkill:
      """ Skeleton Snips skill. """
  
      def __init__(self, hostname, light_ids):
          """
          :param hostname: hostname for some IoT device
          :param light_ids: A list of light IDs
          """
          self.hostname = hostname
          self.light_ids = light_ids
  
      def turn_on(self):
          """ Turn on something. """
          print("Turn on")
          
      def turn_off(self):
          """ Turn of something. """
          print("Turn off")
  
      def set_color_name(self, object_color):
          """ Set an object color. """
          print("Set object color to {}".format(object_color))
  
new_contents: # -*-: coding utf-8 -*-
  """ Skeleton Snips skill. """
  
  class PingPongSkill:
      """ Skeleton Snips skill. """
  
      def __init__(self):
          """
          :param hostname: hostname for some IoT device
          :param light_ids: A list of light IDs
          """
  	pass
  
      def turn_on(self):
          """ Turn on something. """
          print("Turn on")
          
      def turn_off(self):
          """ Turn of something. """
          print("Turn off")
  
      def set_color_name(self, object_color):
          """ Set an object color. """
          print("Set object color to {}".format(object_color))
  
subject: Change name class