@start_time.setter
def start_time(self, value):
    self.start_time_ = value
    if (self.task_type == TaskType.swap_out):
        self.time = self.start_time_
@start_time.setter
def start_time(self, value):
    self.start_time_ = value
    if (self.task_type == TaskType.swap_out):
        self.time = self.start_time_