Update app.py

app.py

@@ -96,7 +96,7 @@ def keygen(selected_tasks):
         # buttons, https://github.com/gradio-app/gradio/issues/1877
     numpy.save(f"tmp/tmp_evaluation_key_{user_id}.npy", evaluation_key)
 
-    return [list(evaluation_key)[:ENCRYPTED_DATA_BROWSER_LIMIT], [user_id]]
+    return [list(evaluation_key)[:ENCRYPTED_DATA_BROWSER_LIMIT], user_id]