old_contents: # /usr/bin/env python2.7
  # -*- coding: utf-8 -*-
  """
  
      myip
  
      created by hgschmidt on 03.12.12, 21:53 CET
      
      Copyright (c) 2012 otype
  
  """
  import os.path
  import logging
  import tornado.ioloop
  import tornado.web
  import tornado.options
  import tornado.httpserver
  from tornado import web
  
  # LOGGING PARAMETERS
  #
  #
  LOG_FORMAT = '%(asctime)s [%(levelname)s] %(name)s: %(message)s'
  logging.basicConfig(format=LOG_FORMAT)
  logger = logging.getLogger('myip')
  logger.setLevel(logging.DEBUG)
  
  # PORT
  #
  #
  HTTP_PORT = 8888
  
  # TEMPLATES PATH
  #
  #
  TEMPLATES_DIR = './myip/templates'
  STYLES_DIR = './myip/assets'
  
  
  # CLASSES
  #
  #
  class MainHandler(tornado.web.RequestHandler):
      """
          Very simple handler to display the X-Real-Ip (IP address).
      """
  
      def __init__(self, application, request, **kwargs):
          """
              Store the request for later reference
          """
          super(MainHandler, self).__init__(application, request, **kwargs)
          self.request = request
          logger.info(self.request)
  
      def get(self, *args, **kwargs):
          """
              Print out the 'X-Real-Ip' header variable. If not available
              at least spit out the headers.
          """
          if 'X-Real-Ip' in self.request.headers:
              self.render("external.html", my_ip_address=self.request.headers['X-Real-Ip'])
          else:
              self.render("local.html", request_headers=self.request.headers)
  
  
  # FUNCTIONS
  #
  #
  def start_tornado_server(port=HTTP_PORT):
      """
          Start the Tornado server
      """
      # Setup the application context
      handlers = [
          (r"/", MainHandler),
          (r"/static/(.*)", web.StaticFileHandler, {"path": STYLES_DIR}),
      ]
  
      settings = dict(template_path=TEMPLATES_DIR)
      application = tornado.web.Application(handlers, **settings)
  
      # Setup the HTTP server
      http_server = tornado.httpserver.HTTPServer(application)
      http_server.listen(port)
  
      # Ok, we're ready to start!
      tornado.ioloop.IOLoop.instance().start()
  
  # MAIN
  #
  #
  if __name__ == "__main__":
      logger.info('Starting server on port: {http_port}'.format(http_port=HTTP_PORT))
      start_tornado_server()
  
  
new_contents: # /usr/bin/env python2.7
  # -*- coding: utf-8 -*-
  """
  
      myip
  
      created by hgschmidt on 03.12.12, 21:53 CET
      
      Copyright (c) 2012 otype
  
  """
  import os.path
  import logging
  import tornado.ioloop
  import tornado.web
  import tornado.options
  import tornado.httpserver
  from tornado import web
  
  # LOGGING PARAMETERS
  #
  #
  LOG_FORMAT = '%(asctime)s [%(levelname)s] %(name)s: %(message)s'
  logging.basicConfig(format=LOG_FORMAT)
  logger = logging.getLogger('myip')
  logger.setLevel(logging.DEBUG)
  
  # PORT
  #
  #
  HTTP_PORT = 65410
  
  # TEMPLATES PATH
  #
  #
  TEMPLATES_DIR = './myip/templates'
  STYLES_DIR = './myip/assets'
  
  
  # CLASSES
  #
  #
  class MainHandler(tornado.web.RequestHandler):
      """
          Very simple handler to display the X-Real-Ip (IP address).
      """
  
      def __init__(self, application, request, **kwargs):
          """
              Store the request for later reference
          """
          super(MainHandler, self).__init__(application, request, **kwargs)
          self.request = request
          logger.info(self.request)
  
      def get(self, *args, **kwargs):
          """
              Print out the 'X-Real-Ip' header variable. If not available
              at least spit out the headers.
          """
          if 'X-Real-Ip' in self.request.headers:
              self.render("external.html", my_ip_address=self.request.headers['X-Real-Ip'])
          else:
              self.render("local.html", request_headers=self.request.headers)
  
  
  # FUNCTIONS
  #
  #
  def start_tornado_server(port=HTTP_PORT):
      """
          Start the Tornado server
      """
      # Setup the application context
      handlers = [
          (r"/", MainHandler),
          (r"/static/(.*)", web.StaticFileHandler, {"path": STYLES_DIR}),
      ]
  
      settings = dict(template_path=TEMPLATES_DIR)
      application = tornado.web.Application(handlers, **settings)
  
      # Setup the HTTP server
      http_server = tornado.httpserver.HTTPServer(application)
      http_server.listen(port)
  
      # Ok, we're ready to start!
      tornado.ioloop.IOLoop.instance().start()
  
  # MAIN
  #
  #
  if __name__ == "__main__":
      logger.info('Starting server on port: {http_port}'.format(http_port=HTTP_PORT))
      start_tornado_server()
  
  
subject: change port (should be dynamic)