app.py

from langchain.llms import OpenAI
from dotenv import load_dotenv
import streamlit as st
import os

load_dotenv()
OPENAI_API_KEY = os.environ.get("OPENAI_API_KEY")

def get_openai_response(question):
    llm = OpenAI(openai_api_key = OPENAI_API_KEY, model_name="gpt-3.5-turbo-instruct", temperature=0.6)
    response = llm(question)
    return response

# Initialize streamlit app
st.set_page_config(page_title = "Q&A chatbot")
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)