python – Tensorflow seq2seq教程：NoneType对象没有属性’update’【代码】

我试图遵循https://www.tensorflow.org/tutorials/seq2seq的tensorflow教程. 数据似乎加载正常,但是当我初始化模型时,我收到以下错误：Traceback (most recent call last):File "/Users/<username>/PycharmProjects/tensorflow_chatbot/execute.py", line 334, in <module>train()File "/Users/<username>/PycharmProjects/tensorflow_chatbot/execute.py", line 151, in trainmodel = create_model(sess, False)File "/Users/<use...