code: def checkServerConnection(self) -> bool:
      if not self.serverUrl:
          self.serverUrl = "http://127.0.0.1:8000"
      url = self.serverUrl.rstrip("/")
  
      try:
          response = requests.get(url, timeout=5)
      except Exception as exception:
          logging.warning(
              f"{self.getCurrentTime()}: Connection to Monai Server failed due to '{exception}'"
          )
          return False
      if response.status_code != 200:
          logging.warn(
              "{}: Server connection Failed. (response code = {}) ".format(
                  self.getCurrentTime(), response.status_code
              )
          )
          return False
  
      logging.info(
          f"{self.getCurrentTime()}: Successfully connected to server (server url: '{url}')."
      )
      return True
  
file_path: MONAILabel/plugins/slicer/MONAILabelReviewer/MONAILabelReviewerLib/MonaiServerREST.py
imports: import datetime
  import json
  import logging
  import os
  from urllib.parse import quote_plus
  import requests
  from requests.structures import CaseInsensitiveDict
label_desc: Use image node_id 7 for calling the MonaiServerREST obj's underlying member method code with example usage: obj.checkServerConnection() and returns: True, False, False