tf.train.MonitoredTrainingSession中的步骤是什么？

Question

我想知道MonitoredTrainingSession方法中的步骤是什么？与时代有什么不同？

# Initialize TensorFlow monitored training session
with tf.train.MonitoredTrainingSession(
        checkpoint_dir = "./Checkpoints/",
        hooks = [tf.train.StopAtStepHook(last_step=1000)],
        save_checkpoint_steps = 100) as sess: