code: def notify(class_):
  		
  		# TODO: Implement Microsoft UIPI (User Interface Privilege Isolation) to
  		#  elevate privilege to system level so the system gets this notification
  		# for now, this must be run as admin to work as expected
  		return_val = ctypes.wintypes.DWORD()
  		res = message.SendMessageTimeout(
  			message.HWND_BROADCAST,
  			message.WM_SETTINGCHANGE,
  			0,  # wparam must be null
  			'Environment',
  			message.SMTO_ABORTIFHUNG,
  			5000,  # timeout in ms
  			return_val,
  		)
  		error.handle_nonzero_success(res)
docs: Notify other windows that the environment has changed (following
  		http://support.microsoft.com/kb/104011).