title: Cross Platform Python GUI Application
body: <p>Using python I am going to develop a cross-platform GUI application with following constraints </p>
  
  <ul>
  <li><p>Support all platform</p></li>
  <li><p>Desktop application with one click installation</p></li>
  <li><p>Also, have a tool for creating GUI (Drag and Drop)</p></li>
  </ul>
  
  <p>Can some guide me to find out best python modules or packages to satisfy all my constraints </p>
  
  <p>Thanks in advance....</p>