How to use the safeeyes.model.EventHook function in safeeyes

def __init__(self, context):
        """
        Create an instance of SafeEyesCore and initialize the variables.
        """
        self.break_queue = None
        self.postpone_duration = 0
        self.default_postpone_duration = 0
        self.pre_break_warning_time = 0
        self.running = False
        self.scheduled_next_break_timestamp = -1
        self.scheduled_next_break_time = None
        self.paused_time = -1
        # This event is fired before  for a break
        self.on_pre_break = EventHook()
        # This event is fired just before the start of a break
        self.on_start_break = EventHook()
        # This event is fired at the start of a break
        self.start_break = EventHook()
        # This event is fired during every count down
        self.on_count_down = EventHook()
        # This event is fired at the end of a break
        self.on_stop_break = EventHook()
        # This event is fired when deciding the next break time
        self.on_update_next_break = EventHook()
        self.waiting_condition = threading.Condition()
        self.lock = threading.Lock()
        self.context = context
        self.context['skipped'] = False
        self.context['postponed'] = False
        self.context['state'] = State.WAITING

def __init__(self, context):
        """
        Create an instance of SafeEyesCore and initialize the variables.
        """
        self.break_queue = None
        self.postpone_duration = 0
        self.default_postpone_duration = 0
        self.pre_break_warning_time = 0
        self.running = False
        self.scheduled_next_break_timestamp = -1
        self.scheduled_next_break_time = None
        self.paused_time = -1
        # This event is fired before  for a break
        self.on_pre_break = EventHook()
        # This event is fired just before the start of a break
        self.on_start_break = EventHook()
        # This event is fired at the start of a break
        self.start_break = EventHook()
        # This event is fired during every count down
        self.on_count_down = EventHook()
        # This event is fired at the end of a break
        self.on_stop_break = EventHook()
        # This event is fired when deciding the next break time
        self.on_update_next_break = EventHook()
        self.waiting_condition = threading.Condition()
        self.lock = threading.Lock()
        self.context = context
        self.context['skipped'] = False
        self.context['postponed'] = False
        self.context['state'] = State.WAITING

self.break_queue = None
        self.postpone_duration = 0
        self.default_postpone_duration = 0
        self.pre_break_warning_time = 0
        self.running = False
        self.scheduled_next_break_timestamp = -1
        self.scheduled_next_break_time = None
        self.paused_time = -1
        # This event is fired before  for a break
        self.on_pre_break = EventHook()
        # This event is fired just before the start of a break
        self.on_start_break = EventHook()
        # This event is fired at the start of a break
        self.start_break = EventHook()
        # This event is fired during every count down
        self.on_count_down = EventHook()
        # This event is fired at the end of a break
        self.on_stop_break = EventHook()
        # This event is fired when deciding the next break time
        self.on_update_next_break = EventHook()
        self.waiting_condition = threading.Condition()
        self.lock = threading.Lock()
        self.context = context
        self.context['skipped'] = False
        self.context['postponed'] = False
        self.context['state'] = State.WAITING

Create an instance of SafeEyesCore and initialize the variables.
        """
        self.break_queue = None
        self.postpone_duration = 0
        self.default_postpone_duration = 0
        self.pre_break_warning_time = 0
        self.running = False
        self.scheduled_next_break_timestamp = -1
        self.scheduled_next_break_time = None
        self.paused_time = -1
        # This event is fired before  for a break
        self.on_pre_break = EventHook()
        # This event is fired just before the start of a break
        self.on_start_break = EventHook()
        # This event is fired at the start of a break
        self.start_break = EventHook()
        # This event is fired during every count down
        self.on_count_down = EventHook()
        # This event is fired at the end of a break
        self.on_stop_break = EventHook()
        # This event is fired when deciding the next break time
        self.on_update_next_break = EventHook()
        self.waiting_condition = threading.Condition()
        self.lock = threading.Lock()
        self.context = context
        self.context['skipped'] = False
        self.context['postponed'] = False
        self.context['state'] = State.WAITING

self.running = False
        self.scheduled_next_break_timestamp = -1
        self.scheduled_next_break_time = None
        self.paused_time = -1
        # This event is fired before  for a break
        self.on_pre_break = EventHook()
        # This event is fired just before the start of a break
        self.on_start_break = EventHook()
        # This event is fired at the start of a break
        self.start_break = EventHook()
        # This event is fired during every count down
        self.on_count_down = EventHook()
        # This event is fired at the end of a break
        self.on_stop_break = EventHook()
        # This event is fired when deciding the next break time
        self.on_update_next_break = EventHook()
        self.waiting_condition = threading.Condition()
        self.lock = threading.Lock()
        self.context = context
        self.context['skipped'] = False
        self.context['postponed'] = False
        self.context['state'] = State.WAITING

self.default_postpone_duration = 0
        self.pre_break_warning_time = 0
        self.running = False
        self.scheduled_next_break_timestamp = -1
        self.scheduled_next_break_time = None
        self.paused_time = -1
        # This event is fired before  for a break
        self.on_pre_break = EventHook()
        # This event is fired just before the start of a break
        self.on_start_break = EventHook()
        # This event is fired at the start of a break
        self.start_break = EventHook()
        # This event is fired during every count down
        self.on_count_down = EventHook()
        # This event is fired at the end of a break
        self.on_stop_break = EventHook()
        # This event is fired when deciding the next break time
        self.on_update_next_break = EventHook()
        self.waiting_condition = threading.Condition()
        self.lock = threading.Lock()
        self.context = context
        self.context['skipped'] = False
        self.context['postponed'] = False
        self.context['state'] = State.WAITING