@classmethod
def handle_remove(cls, context):
    if (cls.__timer is not None):
        context.window_manager.event_timer_remove(cls.__timer)
        cls.__timer = None
@classmethod
def handle_remove(cls, context):
    if (cls.__timer is not None):
        context.window_manager.event_timer_remove(cls.__timer)
        cls.__timer = None