Update chain_app.py

chain_app.py

@@ -2600,7 +2600,7 @@ async def main(message: cl.Message):
             "01-ai/Yi-1.5-34B-Chat",
             token=f'{hf_token_llama_3_1}',
         )
-        tool_res = await tool()
+        # tool_res = await tool()
         msg = cl.Message(content="")
         await msg.send()
         # result = client.chat_completion(