Update app.py

app.py

@@ -266,7 +266,11 @@ def optimize_query(
     print('---- optimize query 4 ----')
     #print(llm.invoke('Hello'))
     # Limit max time or set a timeout for LLM to avoid endless execution
-    optimized_queries = multi_query_retriever.invoke(query, max_time=30)  # Timeout in seconds
+    try:
+        optimized_queries = multi_query_retriever.invoke(query, max_time=30)  # Timeout in seconds
+    except Exception as err:
+        print(f"Unexpected {err=}, {type(err)=}")
+    
     print(optimized_queries)
     print('---- optimize query 5 ----')