class_docstr: Service that controls the FiftyOne web server.
class_docstr_tok: ["Service","that","controls","the","FiftyOne","web","server","."]
code: def port(self):
      return self._port
  
imports: import logging
  import os
  import subprocess
  import sys
  import psutil
  import requests
  from retrying import retry
  import eta.core.utils
  import fiftyone.constants
  import fiftyone.core.config
  import fiftyone.core.context
  import fiftyone.service.util
label_desc: Use image node_id 4 for calling the ServerService obj's underlying member method code with example usage: obj.port() and returns: self