Update chain_app.py

chain_app.py

@@ -2601,8 +2601,6 @@ async def main(message: cl.Message):
             token=f'{hf_token_llama_3_1}',
         )
         # tool_res = await tool()
-        msg = cl.Message(content="")
-        await msg.send()
         # result = client.chat_completion(
         # 	messages=[{"role": "user", "content": message.content}],
         #     max_tokens=500,
@@ -2616,6 +2614,9 @@ async def main(message: cl.Message):
         	max_tokens=500,
         	stream=True,
         ):
+    
+        msg = cl.Message(content="")
+        await msg.send()
             tokens_list = []
             tokens_list.append(message.choices[0].delta.content)
             for token in tokens_list: