<script src="http://pypyjs.org/pypyjs-release/lib/Promise.min.js" type="text/javascript" charset="utf-8"></script>
  <script src="http://pypyjs.org/pypyjs-release/lib/FunctionPromise.js" type="text/javascript" charset="utf-8"></script>
  <script src="http://pypyjs.org/pypyjs-release/lib/pypyjs.js" type="text/javascript" charset="utf-8"></script>
  <script>
      // Send all VM output to the console.
      pypyjs.stdout = pypyjs.stderr = function(data) {
        console.log("[PYTHON] ", data);
      }
      // Display a helpful message and twiddle thumbs as it loads.
      pypyjs.stdout("Loading PyPy.js.\n\n");
      pypyjs.stdout("It's big, so this might take a while...");

      pypyjs.ready().then(function() {
        pypyjs.stdout('Welcome to PyPy.js!\n') ;

        return pypyjs.repl(function (ps1) {
          // wtf is this?
          console.log(ps1);
          return new Promise(function (resolve, reject) {
              // if DOM event is raised, the text will go to stdin
              // provided this is stdin, I mean, the hell I know?
              function pypy_text(e) {
                  resolve(e.text);
                  window.removeEventListener("pypy_stdin", pypy_text);
              }
              window.addEventListener("pypy_stdin", pypy_text);
          });
        });
      }).then(null, function(err) {
        //jqconsole.Reset();
        console.error("PyPy failed: ", err);
      });