Update app.py

app.py

@@ -1,4 +1,4 @@
-print(55555)
+print(5554455)
 import argparse
 # from dataclasses import dataclass
 from langchain.prompts import ChatPromptTemplate
@@ -235,7 +235,7 @@ def get_llama_response(message: str, history: list) -> str:
   #print('the answer is',chain(query_text))
   chain.prompt=prompt
   print('prompt set')
-  res = chain(query_text)
+  res = chain.invoke(query_text)
   print('answer generated')
   return(res["response"])