debug YT2P handler

proj/YT2P/handler.php

@@ -21,7 +21,10 @@
   $cmd = "python3 y2t.py " . $url . " " . $lang ; 
   
   exec($cmd, $output, $return);
-  
+  echo "<h4> Debug strel(output):";
+  echo strlen($output);
+  echo "</h4>";
+
   if (strlen($output) > 0) {
     echo '<h4>Here are your prompts!</h4>';
     echo '<p>You can copy them one by one in ChatGPT. Why is it presented that way? Check out our <a href="./qna.php" target="_blank">Q&A page</a>.</p>';