一般是Input和下面的变量重名了,导致model里面的input变成了第二次出现的Input变量,而不是最开始模型中作为输入的Input变量

ValueError: Graph disconnected: cannot obtain value for tensor Tensor

ValueError: Graph disconnected: cannot obtain value for tensor Tensor

ValueError: Graph disconnected: cannot obtain value for tensor Tensor

改正方法:给第二个变量赋一个新名字即可

ValueError: Graph disconnected: cannot obtain value for tensor Tensor

 

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