Update app.py

app.py

@@ -5,7 +5,7 @@ import uuid
 
 def convert_inputs(user_input, var):
     if var == "__random__":
-        return [f"session_{uuid.uuid4()}" for _ in len(user_input)]
+        return [f"session_{uuid.uuid4()}" for _ in user_input]
 
     if isinstance(var, str):
         var = [var]