title: How to set backend to ‘gloo’ on windows in Pytorch
body: <p>I am trying to use two gpus on my windows machine, but I keep getting</p>
  <blockquote>
  <p>raise RuntimeError(&quot;Distributed package doesn't have NCCL &quot; &quot;built
  in&quot;) RuntimeError: Distributed package doesn't have NCCL built in</p>
  </blockquote>
  <p>I am still new to pytorch and couldnt really find a way of setting the backend to ‘gloo’. Any way to set backend= 'gloo' to run two gpus on windows.</p>