Update helper.py

helper.py

@@ -73,11 +73,6 @@ def create_flan_t5_base(load_in_8bit=False):
         model_kwargs={ "load_in_8bit": load_in_8bit, "max_length": 512, "temperature": 0.}
     )
 
-def conversational_chat(chain,query):    
-    result = chain({"question": query, 
-    "chat_history": st.session_state['history']})
-    st.session_state['history'].append((query, result["answer"]))
 
-    return result["answer"]