Update agent.py

agent.py

@@ -47,7 +47,7 @@ def build_agent():
     # )
     
     llm = HuggingFaceHub(
-    repo_id="Qwen/Qwen1.5-7B-Chat",
+    repo_id="google/flan-t5-base",
     model_kwargs={"temperature": 0.2, "max_new_tokens": 256})
     
     tools = [use_wikipedia_tool, use_search_tool]