Update app.py

app.py

@@ -6,10 +6,9 @@ from langchain.memory import ConversationBufferMemory
 
 
 import getpass
-import os
-
 
-os.environ["GOOGLE_API_KEY"] = "AIzaSyDYhyRoOWBJWOb4bqY5wmFLrBo4HTwQDko"
+token=os.environ.get("TOKEN")
+os.environ["GOOGLE_API_KEY"] = token
 
 template = """You are a helpful assistant to answer all user queries.
 {chat_history}