app.py

import openai
import gradio as gr
import os

# Set OpenAI API key from environment variable
openai.api_key = os.getenv("OPENAI_API_KEY")

# Define a function to interact with OpenAI's ChatGPT
def chat_with_openai(input_text, gpt_model):
    try:
        response = openai.Completion.create(
            engine=gpt_model,  # Use the model you want (e.g., 'gpt-3.5-turbo', 'gpt-4')
            prompt=input_text,
            max_tokens=150,
            n=1,
            stop=None,
            temperature=0.7,
        )
        answer = response.choices[0].text.strip()
        return answer
    except Exception as e:
        return str(e)


def on_submit(message, gpt_model, chat_history):
    response = chat_with_openai(message, gpt_model)
    chat_history.append((message, response))
    return chat_history, ""


# Define the Gradio interface
with gr.Blocks(theme="Hev832/niceandsimple") as ui:
    gr.Markdown("<h1><center> ChatGPT Clone")

    chatbot = gr.Chatbot(label="OpenAI Chatbot")
    with gr.Row():
        msg = gr.Textbox(label="Enter your message here:")
        model = gr.Dropdown(["gpt-4o-mini", "gpt-3.5-turbo", "gpt-4o"], label="Your GPT model")
    submit_btn = gr.Button("Submit")

    submit_btn.click(on_submit, inputs=[msg, model, chatbot], outputs=[chatbot, msg])

# Launch the Gradio app
ui.launch()