Create app.py

app.py

@@ -0,0 +1,11 @@
+import streamlit as st 
+import sqlite3
+import uuid
+import langchain
+from langchain.models import GoogleGenerativeAI
+from langchain_core.prompts import ChatPromptTemplate,MessagePlaceHolder
+from langchain_core.output_parser import StrOutputParser
+from langchain_community.chat_message_histories import SQLChatMessageHistory
+from langchain-core.runnables.history import RunnablesWithMessageHistory
+
+st.write('hello welecome to data science tutor')