title: How to check if the n-th element exists in a Python list?
body: <p>I have a list in python</p>
  
  <pre><code>x = ['a','b','c']
  </code></pre>
  
  <p>with 3 elements. I want to check if a 4th element exists without receiving an error message.</p>
  
  <p>How would I do that?</p>