title: Getting previous index values of a python list items after shuffling
body: <p>Let's say I have such a python list:</p>
  
  <pre><code>l = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
  </code></pre>
  
  <p>by using <code>random.shuffle</code>, </p>
  
  <pre><code>&gt;&gt;&gt; import random
  &gt;&gt;&gt; random.shuffle(l)
  &gt;&gt;&gt; l
  [5, 3, 2, 0, 8, 7, 9, 6, 4, 1]
  </code></pre>
  
  <p>I am having the above list.</p>
  
  <p>How can I get the previous index values list of each item in the shuffled list? </p>