Update app.py

app.py

@@ -1,4 +1,4 @@
-from langchain_huggingface import HuggingFacePipeline as HF
+from langchain_huggingface import HuggingFacePipeline as HF, ChatHuggingFace as Ch
 from subprocess import Popen, PIPE as P
 from langchain_experimental.tools.python.tool import PythonREPLTool as PYT
 from langchain.agents import load_tools, create_structured_chat_agent as Agent,AgentExecutor as Ex, AgentType as Type
@@ -76,6 +76,7 @@ prompt = ChatPromptTemplate.from_messages(
 #t=T.from_pretrained("peterpeter8585/syai4.3")
 #pipe=pipeline(model=m,tokenizer=t,task="text-generation")
 llm=HF.from_model_id(model_id="peterpeter8585/syai4.5",task="text-generation")
+llm=Ch(llm=llm)
 from langchain.retrievers import WikipediaRetriever as Wiki
 import gradio as gr
 chatbot = gr.Chatbot(