title: How do I do text wrapping in pyCairo + Pango?
body: <p>What I need pyCairo to do is :</p>
  
  <ul>
  <li>generate an image of size 100x100 containing some text and an image from filesystem as background</li>
  <li>the text should be within a box which has text wrapping of size 20x20 with bottom left corner at (40,40).</li>
  <li>save this image  </li>
  </ul>