title: Redirect command line results to a tkinter GUI
body: <p>I have created a program that prints results on command line.
  (It is server and it prints log on command line.)</p>
  
  <p>Now, I want to see the same result to GUI .</p>
  
  <p><strong>How can I redirect command line results to GUI?</strong></p>
  
  <p>Please, suggest a trick to easily transform console application to simple GUI.</p>
  
  <p>Note that it should work on Linux and Windows.</p>