(self, handler: IListenerExcHandler)
Set the function to call when a listener raises an exception during a sendMessage().
Set the function to call when a listener raises an exception during a sendMessage().
Set the function to call when a listener raises an exception during a sendMessage () .
def setListenerExcHandler(self, handler: IListenerExcHandler):
        """Set the function to call when a listener raises an exception during a sendMessage()."""
        self.__treeConfig.listenerExcHandler = handler
def setListenerExcHandler ( self , handler : IListenerExcHandler ) : self . __treeConfig . listenerExcHandler = handler