Received a label value of 4 which is outside the valid range of [0, 4)

[ghost]

我下载了您的代码，直接运行就报这个错误了。

InvalidArgumentError (see above for traceback): Received a label value of 4 which is outside the valid range of [0, 4).  Label values: 2 0 1 0 1 0 1 0 1 2 0 1 2 2 0 3 3 1 0 1 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 2 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 1 0 1 2 0 1 0 1 0 1 0 1 2 0 1 0 1 0 1 0 1 2 2 0 1 0 1 0 1 2 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 1 0 1 0 3 1 0 1 0 3 3 1 0 1 0 1 0 1 2 0 1 0 1 0 1 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 1 2 2 0 1 0 1 2 2 0 1 2 2 2 2 2 2 0 1 2 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 1 2 2 0 1 0 1 2 0 1 0 1 0 3 1 2 2 0 1 0 1 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2 0 1 2 2 0 3 3 3 1 0 1 2 0 1 0 3 1 0 3 1 2 0 3 1 0 3 1 0 3 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 2 0 1 0 1 2 2 0 1 0 3 1 0 3 1 2 0 1 2 2 0 1 0 1 2 0 1 0 1 2 0 3 1 0 3 1 0 1 0 1 0 1 0 1 2 0 1 2 0 1 2 0 1 0 1 2 0 1 0 1 0 1 0 1 2 0 1 2 0 1 2 2 2 2 2 2 2 0 1 0 1 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2 0 1 0 1 0 1 0 1 2 2 0 1 0 1 0 1 2 0 3 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 2 0 1 2 2 2 2 2 0 1 2 0 1 0 1 0 3 1 2 2 0 3 3 1 2 0 3 3 1 2 2 2 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 3 1 0 1 0 3 3 1 2 0 1 0 3 1 0 1 0 1 0 1 0 3 3 3 3 3 3 3 3 1 2 0 3 3 3 1 0 1 2 0 1 0 3 1 0 1 2 0 3 0 1 0 1 0 1 2 0 1 0 1 0 1 2 0 1 2 2 2 0 1 0 1 0 1 2 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 1 0 1 2 2 0 1 0 1 2 0 1 0 1 2 0 1 0 1 2 2 0 1 0 1 2 2 2 2 0 1 2 2 2 0 1 2 0 1 0 1 2 4 4 4 4 4 4 4 0 1 0 1 0 3 1 0 3 1 0 3 1 0 1 2 2 2 0 1 0 1 0 1 0 1 0 1 0 1 0 3 1 0 3 1 0 3 3 1 0 1 2 2 2 2 0 3 3 1 2 2 2 0 1 2 0 1 2 2 0 1 0 1 0 1 2 2 0 1 0 1 2 0 3 1 2 2 2 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 3 3 3 1 0 3 1 0 1 0 1 0 3 1 0 1 0 3 1 2 0 3 1 2 0 1 0 1 0 1 2 0 3 1 2 2 0 1 0 3 1 0 1 0 1 2 2 0 1 0 1 0 1 2 0 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 0 3 3 1 0 2 2 2 2 2 0 1 0 1 2 2 2 0 3 1 2 0 1 2 2 2 0 1 0 1 2 0 1 2 2 2 2 2 0 1 2 2 2 2 0 1 2 2 2 2 0 1 2 2 2 2 2 0 3 1 2 0 3 1 0 1 0 1 2 2 2 2 0 3 1 0 1 2 2 0 1 2 0 1 2 2 0 1 0 1 2 0 1 0 1 0 3 1 2 0 1 0 1 0 1 2 2 0 1 0 1 0 1 0 1 2 2 0 1 2 2 2 0 1 2 0 1 0 1 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2 2 0 1 0 1 0 1 2 0 1 2 2 2 0 1 0 1 2 0 3 3 3 1 0 3 1 0 3 1 0 3 1 0 3 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 2 0 3 1 0 1 2 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2 2 0 1 2 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 0 1 0 1 0 1 0 1 0 1 0 1 0 1 2 0 1 0 1 2 0 1 0 1 0 1 0 1 0 1 2 0 1 0 1 2 0 1 0 1 0 1 0 1 0 1 2 2 0 1 2 2 0 1 0 1 0 1 0 1 0 1 0 3 3 1 0 1 0 1 0 3 3 1 0 1 0 1 0 1 0 1 2 0 1 0 3 3 3 1 0 1 0 1 2 0 1 0 1 0 0 1 0 1 2 2 2 2 2 2 2 0 1 2 0 1 2 0 1 2 0 3 1 2 2 0 1 0 1 2 0 1 2 0 1 0 1 0 1 0 1 2 4 4 4 4 4 4 4 4 0 1 0 1 2 0 1 0 3 1 0 3 1 2 0 3 1 0 3 3 1 0 1 2 0 3 1 0 3 1 0 1 0 1 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2 0 1 0 1 2 2 2 0 1 0 1 0 3 1 0 1 0 1 2 0 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 0 1 2 2 0 1 0 1 0 1 2 0 1 0 1 0 1 2 0 1 2 0 1 0 1 2 2 0 1 0 1 2 0 1 2 2 2 2 0 1 2 0 1 2 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4
	 [[node loss/SparseSoftmaxCrossEntropyWithLogits/SparseSoftmaxCrossEntropyWithLogits

请问怎么解决？