(self)
Will be called just after exiting main loop.

        In case of daemon, if will be called in same process as work(),
        unlike __init__().
Will be called just after exiting main loop.
Will be called just after exiting main loop .
def shutdown(self):
        """Will be called just after exiting main loop.

        In case of daemon, if will be called in same process as work(),
        unlike __init__().
        """
        pass
def shutdown ( self ) : pass