title: Python Simple Class not Recognized
body: <pre><code>class Example:
  values=None
  
  s1=Example
  s1.values.append(1)
  s1.values.append(2)
  
  for x in s1.values:
      print x
  </code></pre>
  
  <p>Using Python 2.7</p>
  
  <p>Output:</p>
  
  <pre><code>line 8, in Example
      s1=Example
  NameError: name 'Example' is not defined
      enter code here
  </code></pre>
  
  <p>New to python and not sure why it's not recognizing the simple class. </p>