title: Creating a Range based on two Pandas Columns
body: <p>I have the following dataset </p>
  
  <pre><code>Out[121]: 
     a  b
  0  1  3
  1  2  4
  </code></pre>
  
  <p>and would like to generate a column with the range of the numbers from a and b. So:</p>
  
  <pre><code>Out[128]: 
     a  b      range
  0  1  3  [1, 2, 3]
  1  2  4  [2, 3, 4] 
  </code></pre>