code: def _ip_getnode():
      """Get the hardware address on Unix by running ip."""
      # This works on Linux with iproute2.
      mac = _find_mac_near_keyword(
          "ip", "link", [b"link/ether"], lambda i: i + 1
      )
      if mac:
          return mac
      return None
  
imports: import os
  import sys
  from enum import Enum, _simple_enum
label_desc: Use image node_id 7 for calling a global function with example usage: _ip_getnode() and returns: None, mac