Update app.py

app.py

@@ -3,8 +3,8 @@ import os
 import pinecone
 import openai
 
-from langchain.embeddings.openai import OpenAIEmbeddings
-from langchain.chat_models import ChatOpenAI
+from langchain_openai import OpenAIEmbeddings
+from langchain_openai import ChatOpenAI
 from langchain.vectorstores import Pinecone
 
 from langchain.agents.openai_functions_agent.agent_token_buffer_memory import AgentTokenBufferMemory