title: How can I extract a JavaScript from a PDF file with a command line tool?
body: <p><em>How can I extract a JavaScript object from a PDF file using a command line tool?</em>  </p>
  
  <p>I am trying to make a GUI using Python with this function.</p>
  
  <p>I found these two modules but couldn't run them: pyPdf2 and pyPdf.</p>