old_contents: import logging
  
  import tornado.web as web
  
  logger = logging.getLogger(__name__)
  
  
  class MessageHandler(web.RequestHandler):
  	def post(self):
  		logger.info('Got message %s', self.request.body)
  
new_contents: import logging
  
  import tornado.web as web
  
  logger = logging.getLogger(__name__)
  
  
  class MessageHandler(web.RequestHandler):
  	def post(self):
  		logger.info('Got message %s', self.request.body)
  		self.finish('got it')
  
subject: add some response