title: Debug: find the middle word(s) in a list of words
body: <p>Purpose: find the middle word(s) in a list of words</p>
  
  <p>Attempt: </p>
  
  <pre><code>words = ['Baa', 'Baa', 'black', 'sheep', 'have', 'you', 'any', 'wool']
  s=words.split('')
  length = len(words)
   if length % 2 == 1:
    print s(length/2)
   else:
    print s((length/2) + ((length/2) +1))
  </code></pre>
  
  <hr>
  
  <pre><code>Error: Traceback (most recent call last):  
    File "&lt;web session&gt;", line 2, in &lt;module&gt; 
  AttributeError: 'list' object has no attribute 'split' 
  </code></pre>