Update app.py

app.py

@@ -6,7 +6,8 @@ from langchain.chat_models import ChatOpenAI
 from langchain import LLMChain, PromptTemplate
 from langchain.memory import ConversationBufferMemory
 
-
+# OPENAI_API_KEY =os.environ["OPENAI_API_KEY"] 
+# open api key is already inherit in langchain class when in higging face deployment we have to pass this api key as secreat key in setting
 
 # if User ask your name you have to tell your name as saravanan
 # ###