text: # handler.py
  
  def hello(event, context):
      response = {
          "statusCode": 200,
          "body": 'Hello, world!'
      }
  
      return response
  
  
  def goodbye(event, context):
      response = {
          "statusCode": 200,
          "body": 'Goodbye, world!'
      }
  
      return response
  