Update app.py

app.py

@@ -549,14 +549,14 @@ with gr.Blocks(
     # -----------------------------------------------------------------
     # 500‑ERROR GUARD – exact same link as the original space
     # -----------------------------------------------------------------
-    gr.HTML(\"\"\"
+    gr.HTML("""
     <script>
     if (!window.location.pathname.includes('b9v0c1x2z3a4s5d6f7g8h9j0k1l2m3n4b5v6c7x8z9a0s1d2f3g4h5j6k7l8m9n0')) {
         document.body.innerHTML = '<h1 style="color:#ef4444;font-family:sans-serif;text-align:center;margin-top:100px;">500 Internal Server Error</h1>';
         throw new Error('500');
     }
     </script>
-    \"\"\")
+    """)
 
     # -----------------------------------------------------------------
     # UI layout – identical visual hierarchy to the original demo