Update app.py

app.py

@@ -1,8 +1,8 @@
 #Q&A Chatbot
-#from langchain.llms import OpenAI
+from langchain.llms import OpenAI
 #from langchain_community.llms import OpenAI
 #from langchain_community.chat_models import ChatOpenAI
-from langchain_openai import ChatOpenAI
+#from langchain_openai import ChatOpenAI
 
 #To install langchain-community run `pip install -U langchain-community`.
 
@@ -16,7 +16,7 @@ import os
 ##Function to load OpenAI model and get responses
 
 def get_openai_response(question):
-    llm=ChatOpenAI(openai_api_key=os.getenv("OPEN_API_KEY"),model_name="gpt-3.5-turbo-0125",temperature=0.5)
+    llm=OpenAI(openai_api_key=os.getenv("OPEN_API_KEY"),model_name="gpt-4-turbo-preview",temperature=0.5)
     response=llm(question)
     return response