from typing import Union
import gradio as gr

def divide(a: float, b: float) -> Union[float, str]:
    """Divide a by b."""
    try:
        a, b = float(a), float(b)
        if b == 0:
            return "Error: Division by zero"
        return a / b
    except (ValueError, TypeError):
        return "Error: Both inputs must be valid numbers"

divide_interface = gr.Interface(
    fn=divide,
    inputs=[gr.Number(label="A"), gr.Number(label="B")],
    outputs="text",
    title="Division",
    description="Divide two numbers"
)