docs: def start_server(address: str = None, port: int = None,
                   check_time: int = 500, **kwargs: Any) -> module.HTTPServer:
      """Start web server on ``address:port``.
  
      Use wrapper function :func:`start` instead.
  
      :arg str address: address of the server [default: localhost].
      :arg int port: tcp port of the server [default: 8888].
      :arg int check_time: millisecondes to wait until reload browser when
          autoreload is enabled [default: 500].
      """
      # Add application's static files directory
      from wdom.document import get_document
      add_static_path('_static', STATIC_DIR)
      doc = get_document()
      if os.path.exists(doc.tempdir):
          add_static_path('tmp', doc.tempdir, no_watch=True)
      if doc._autoreload or config.autoreload or config.debug:
          autoreload.start(check_time=check_time)
      global _server
      _server = module.start_server(address=address, port=port, **kwargs)
      logger.info('Start server on {0}:{1:d}'.format(
          server_config['address'], server_config['port']))
  
      # start messaging loop
      asyncio.ensure_future(_message_loop())
  
      if config.open_browser:
          open_browser('http://{}:{}/'.format(server_config['address'],
                                              server_config['port']),
                       config.browser)
      return _server