title: Google colab remove permanent file
body: <p><a href="https://i.stack.imgur.com/15YZS.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/15YZS.png" alt="enter image description here" /></a></p>
  <p>I have this permanent non empty directory named &quot;sample_data&quot; that isn't deleting even after deleting it during one session. If I do factory reset it comes back.
  Is there a way to delete this directory permanently?</p>