Add application file

app.py

@@ -2,12 +2,16 @@ import gradio as gr
 import os
 import requests
 from PIL import Image
+from langchain.tools import BaseTool
 import torch
 from transformers import BlipProcessor, BlipForConditionalGeneration
+from langchain.agents import load_tools
+from langchain.agents import initialize_agent
 from langchain.chat_models import ChatOpenAI
 from langchain.chat_models import AzureChatOpenAI
 from langchain.prompts import PromptTemplate
 from langchain.chains import LLMChain
+from langchain.chains.conversation.memory import ConversationBufferWindowMemory
 from transformers import BlipProcessor, BlipForConditionalGeneration