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在losses.py里 max_pos, armmax_pos = pos.max(0) RuntimeError: cannot perform reduction function max on tensor with no elements because the operation does not have an identity

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在losses.py里 max_pos, armmax_pos = pos.max(0) RuntimeError: cannot perform reduction function max on tensor with no elements because the operation does not have an identity 刚开始以为是batch_size的问题，以为解决了，但是后续的Epoch还是会报错，到底是哪里的问题呢