title: How to resolve AttributeError: 'NoneType' object has no attribute 'encode' in python
body: <pre><code>for comment_entry in comment_feed.entry:
  content = comment_entry.ToString()
  parse = BeautifulSoup(content)
  for con in parse.find('ns0:content'):
      print con.string
      s = con.string
      file.write(s.encode('utf8'))
  </code></pre>
  
  <p>Error which I'm getting:</p>
  
  <pre><code>File "channel_search.py", line 108, in youtube_search
  file.write(s.encode('utf8'))
  AttributeError: 'NoneType' object has no attribute 'encode'
  </code></pre>