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我正在使用以下代码:

def ragged_from_3Dlist(list3d):
    values = [item for list2d in list3d for list1d in list2d for item in list1d]
    lens2d = [len(list1d) for list2d in list3d for list1d in list2d]
    lens1d = [len(list2d) for list2d in list3d]
    return tf.RaggedTensor.from_nested_row_lengths(values, [lens1d, lens2d])

有没有更好的方法?

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