title: How do I return a list of the 3 lowest values in another list
body: <p>How do I return a list of the 3 lowest values in another list.  For example I want to get the 3 lowest values of this list:</p>
  
  <pre><code>in_list = [1, 2, 3, 4, 5, 6]
  input: function(in_list, 3)
  output: [1, 2, 3]
  </code></pre>