code: def scheduler_address(self):
      return "%s:%d" % (self.scheduler_addr, self.scheduler_port)
  
imports: from __future__ import annotations
  import logging
  import os
  import socket
  import sys
  import traceback
  import warnings
  from queue import Queue
  from threading import Thread
  from time import sleep
  from tlz import merge
  from tornado import gen
  from distributed.metrics import time
label_desc: Use image node_id 5 for calling the SSHCluster obj's underlying member method code with example usage: obj.scheduler_address() and returns: unknown