code: def find_listen_address():
      """Find an IP address for Fiber to use."""
      ip = None
      ifce = None
      ifces = psutil.net_if_addrs()
      for ifce, addrs in ifces.items():
          if re.match(r"^eth", ifce) or re.match(r"^en", ifce):
              for snicaddr in addrs:
                  # IPv4 only
                  if snicaddr.family == socket.AF_INET:
                      ip = snicaddr.address
                      break
  
      return ip, ifce
  
imports: import itertools
  import logging
  import multiprocessing.util
  import os
  import re
  import sys
  import socket
  import threading
  import weakref
  import psutil
label_desc: Use image node_id 4 for calling a global function with example usage: find_listen_address() and returns: ip,  ifce