app.py

# Q&A Chatbot
from langchain.llms import OpenAI
from dotenv import load_dotenv

load_dotenv()

import streamlit as st
import os

##Function to load Open AI model and get response

def get_openai_response(question):
    llm = OpenAI(openai_api_key=os.getenv("OPEN_API_KEY"), model_name = "text-davinci-003", temperature = 0.6)
    response = llm(question)
    return response

## Intialize streamlit 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("Ask the Question")
if submit:
    st.subheader("The response is")
    st.write(response)