code: def is_public_ip(ip: str) -> bool:
      """is `ip` a publicly visible address?"""
      return ip in PUBLIC_IPS
  
imports: from __future__ import annotations
  import os
  import re
  import socket
  import subprocess
  from subprocess import PIPE, Popen
  from typing import Any, Callable, Iterable, Sequence
  from warnings import warn
label_desc: Use image node_id 17 for calling a global function with example usage: is_public_ip(ip) and returns: unknown