title: Generate in flight string from [A-z]
body: <p>I want to know what is a simplest way to write method which generates me number from 1 to 50, and then depends of generated number returns me string like:</p>
  
  <p><code>Abcdef</code> if generated number is 6<br>
  <code>Abcdefghi</code> if generated number is 9.</p>
  
  <p>I'm using python 3.2</p>