Update app.py

app.py

@@ -29,10 +29,11 @@ pc = Pinecone(api_key=PINECONE_API_KEY)
 
 LANGCHAIN_TRACING_V2="true"
 LANGCHAIN_ENDPOINT="https://api.smith.langchain.com"
-LANGCHAIN_API_KEY = st.secrets["LANGCHAIN_API_KEY"]
+# LANGCHAIN_API_KEY = st.secrets["LANGCHAIN_API_KEY"]
+os.environ["LANGCHAIN_API_KEY"] = st.secrets["api_keys"]["LANGCHAIN_API_KEY"]
 LANGCHAIN_PROJECT="Inkqa"
 
-client = Client(api_key=LANGCHAIN_API_KEY) # Langsmith client
+client = Client() # Langsmith client
 
 #------------------------------------------------------------------------
 # Initialize