Pytorch Chatbot Tutorial problem: How can I slove List Index Out of Range : I’m new to pytorch and have been following the many tutorials available.
But, When I did The CHATBOT TUTORIAL
(https://pytorch.org/tutorials/beginner/chatbot_tutorial.html?highlight=chatbot%20tutorial) is not work.

Like the figure below



[enter image description here][1]


  [1]: https://i.stack.imgur.com/soEPi.jpg

What should I do and what is causing this?




