code: def _run_browser():
      host = opt.get("host", "localhost")
      serving_port = opt.get("serving_port", 8080)
  
      httpd = HTTPServer((host, serving_port), BrowserHandler)
  
      print(
          "Please connect to the link: http://{}:{}/".format(
              host, serving_port
          )
      )
  
      SHARED["wb"] = httpd
  
      httpd.serve_forever()
  
imports: import json
  import websocket
  import threading
  from parlai.core.params import ParlaiParser
  from parlai.scripts.interactive_web import WEB_HTML, STYLE_SHEET, FONT_AWESOME
  from http.server import BaseHTTPRequestHandler, HTTPServer
label_desc: Use image node_id 5 for calling a global function with example usage: _run_browser() without return types