title: parsing XML and count and sum the "counts", why "counts = tree.findall('comment/coment')" generate []
body: <pre><code>import urllib
  import xml.etree.ElementTree as ET
  
  
  url = raw_input('Enter location: ')
  
  print 'Retrieving', url
  uh = urllib.urlopen(url)
  data = uh.read()
  print data
  print 'Retrieved',len(data),'characters'
  tree = ET.fromstring(data)
  
  counts = tree.findall('comment/comment')
  print counts
  </code></pre>
  
  <p>the XML data format:</p>
  
  <pre><code>&lt;comment&gt;
    &lt;name&gt;Matthias&lt;/name&gt;
    &lt;count&gt;97&lt;/count&gt; 
  &lt;/comment&gt;
  </code></pre>