import gradio as gr
import time

def calculate_with_delay(expression):
    time.sleep(6)  # Simple 6-second delay
    try:
        result = eval(expression)  # Calculate the expression
        return f"After 6 seconds, {expression} = {result}"
    except:
        return "Invalid math expression"

with gr.Blocks() as demo:
    gr.Markdown("# Math Calculator with 6s Delay")
    
    with gr.Row():
        input_text = gr.Textbox(label="Enter math expression (e.g., 1+8+9)")
        result = gr.Textbox(label="Result")
    
    btn = gr.Button("Calculate")
    btn.click(
        fn=calculate_with_delay,
        inputs=input_text,
        outputs=result
    )

demo.launch()