title: colab : model = torch.hub.load('pytorch/fairseq', 'roberta.large') error
body: <p>I tried the code below.</p>
  <pre><code>import torch
  
  model = torch.hub.load('pytorch/fairseq', 'roberta.large')
  </code></pre>
  <p>I got the error below.</p>
  <p><a href="https://i.stack.imgur.com/VQxP4.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/VQxP4.png" alt="enter image description here" /></a></p>
  <p>I searched tutorial colab for RoBERTa already, however, it does not work either.</p>
  <p><a href="https://colab.research.google.com/github/pytorch/pytorch.github.io/blob/master/assets/hub/pytorch_fairseq_roberta.ipynb" rel="nofollow noreferrer">https://colab.research.google.com/github/pytorch/pytorch.github.io/blob/master/assets/hub/pytorch_fairseq_roberta.ipynb</a></p>
  <p>Does any one have save issue? or have any solution for this?</p>