title: string to list conversion in python
body: <p>I have a string.</p>
  
  <pre><code>s = '1989, 1990'
  </code></pre>
  
  <p>I want to convert that to list using python &amp; i want output as,</p>
  
  <pre><code>s = ['1989', '1990']
  </code></pre>
  
  <p>Is there any fastest one liner way for the same?</p>