app.py

from langchain_community.llms import OpenAI
from dotenv import load_dotenv
import openai
import os


#openai.api_key = os.getenv("OPENAI_API_KEY")

import streamlit as st


## function to load OpenAI model and get response

def get_openai_response(question):
    llm = OpenAI(model_name = "gpt-3.5-turbo-instruct")
    response = llm(question)
    return response
    

### Initialize stremlit app

st.set_page_config(page_title = "Q&A Demo")

st.header("Langchain Application")

input = st.text_input("Input: ", key = "input")

response = get_openai_response(input)

submit = st.button("Lets begin")

# If asked button is clicked

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