Update Gradio_UI.py

Gradio_UI.py

@@ -153,8 +153,14 @@ def stream_to_gradio(
         ):
             yield message
 
-    final_answer = step_log  # Last log is the run's final_answer
-    final_answer = handle_agent_output_types(final_answer)
+    # 1. 拆开包装盒，提取真正的答案对象
+    if hasattr(step_log, "final_answer"):
+        raw_answer = step_log.final_answer
+    else:
+        raw_answer = step_log
+        
+    # 2. 交给原来的处理逻辑
+    final_answer = handle_agent_output_types(raw_answer)
 
     if isinstance(final_answer, AgentText):
         yield gr.ChatMessage(