python 在进行机器学习时,没有键盘输入ctrl C但是出现KeyboardInterrupt错误,这是什么原因呢?

1.在运行中并没有键盘输入ctrl C,运行一段时间后,出现:
2. 错误提示:

Traceback (most recent call last):
  File "F:\new\new world\deep learning\CNN_ Batch_normalization\CNN_Batch_normalization\cat_dog_mian.py", line 101, in <module>
    trainer.train()
  File "..\common\trainer.py", line 80, in train
    self.train_step()
  File "..\common\trainer.py", line 53, in train_step
    grads = self.network.gradient(x_batch, t_batch)
  File "F:\new\new world\deep learning\CNN_ Batch_normalization\CNN_Batch_normalization\cat_dog_deep_convnet.py", line 127, in gradient
    dout = layer.backward(dout)
  File "..\common\layers.py", line 176, in backward
    dx = self.__backward(dout)
  File "..\common\layers.py", line 185, in __backward
    dxc = dxn / self.std
KeyboardInterrupt

不清楚是什么原因,望大佬解答!!!

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