import gradio as gr

def greet(name):
    return f"你好，{name}！欢迎使用 Gradio Space！"

with gr.Blocks() as demo:
    gr.Markdown("## 🌸 简单问候演示")
    name = gr.Textbox(label="请输入你的名字")
    output = gr.Textbox(label="结果")
    btn = gr.Button("开始问候")
    btn.click(greet, inputs=name, outputs=output)

demo.launch(share=True)