app.py

import os
import openai
import gradio as gr

openai.api_key = os.environ["OPENAPI_API_KEY"]

messages = [
    {"role": "system", "content": ""},
]

def chatbot(input):
    if input:
        messages.append({"role": "user", "content": input})
        prompt = "\n".join([f"{m['role']}: {m['content']}" for m in messages])
        chat = openai.Completion.create(
            engine="text-davinci-003", prompt=prompt, max_tokens=1024, n=1, stop=None, temperature=0.7
        )
        reply = chat.choices[0].text.strip()
        messages.append({"role": "assistant", "content": reply})
        return reply

inputs = gr.inputs.Textbox(lines=7, label="Query")
outputs = gr.outputs.Textbox(label="Response")

gr.Interface(fn=chatbot, inputs=inputs, outputs=outputs,
             theme="compact").launch()