def _windll_getnode():
 _buffer = ctypes.create_string_buffer(16)
 if (_UuidCreate(_buffer) == 0):
  return UUID(bytes=_buffer.raw).node

def _windll_getnode ( ) : _buffer = ctypes . create_string_buffer ( 16 ) if ( _UuidCreate ( _buffer ) == 0 ) : return UUID ( bytes = _buffer . raw ) . node
get the hardware address on windows using ctypes .