app.py

import gradio as gr
from  fastapi import FastAPI
import openai



# Initialize FastAPI
app = FastAPI()

openai.api_key = ""

chat_history = []


@app.get("/chat")
async def chatbot(prompt: str, history: list):
    global chat_history
    chat_history.append({"role": "user", "content": f"{prompt}"})

    messages= chat_history.copy()

    messages.insert(0, {"role": "system", "content": "You are a helpful assistant"})

    completion =  openai.chat.completions.create(
        model="gpt-3.5-turbo",
        messages=messages,
        
    )
    
    reply = completion.choices[0].message.content

    chat_history.append({"role": "assistant", "content": reply})

    return  reply

async def chatinterface(message, history):
    response = await chatbot(message, history)
    return response


gr.ChatInterface(chatinterface).launch(share=True)