app.py

from langchain_openai import OpenAI
#from dotenv import load_dotenv
import streamlit as st
import os

#load_dotenv()

def get_openai_response(question):
    llm = OpenAI(temperature=0.6)
    response = llm.invoke(question)
    return response

st.set_page_config(page_title='Q&A Demo')
st.header('Langchain Application')


question = st.text_input('Enter a question:', key=input)
response = get_openai_response(question)

submit = st.button('Generate')

if submit:
    st.subheader('The response is: ')
    st.write(response)