code: def is_loopback_address(address):
      """
      Determine whether an address is a loopback address (e.g. 127.0.0.1).
  
      Args:
          address (str): Address (can be IP or IP:port)
  
      Returns:
          Boolean
      """
      ip = _get_ip_from_address(address)
      return ip.is_loopback
  
imports: from ipaddress import ip_address
  import netifaces
label_desc: Use image node_id 1 for calling a global function with example usage: is_loopback_address(address) and returns: ip