title: RuntimeError: Apex required to use megatron
body: <p>I tried to solve out with Nvidia Apex installer but I am having the above error mentioned.</p>
  <p>torch version :- '1.10.0+cu111'<a href="https://i.stack.imgur.com/4OGLE.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/4OGLE.png" alt="enter image description here" /></a></p>