import gradio as gr

iframe = gr.outputs.HTML(
    "  <div style="text-align:right;">
            <div style="min-height:360px;">
                <div style="width:100%;height:0;padding-bottom:50%;position:relative;">
                    <iframe style="border:none;position:absolute;top:0;left:0;width:100%;height:100%;min-height:360px;border:none;overflow:hidden !important;" src="//openspeedtest.com/speedtest"></iframe>
                </div>
            </div>
            Provided by <a href="https://openspeedtest.com">OpenSpeedtest.com</a>
        </div>")

iface = gr.Interface(
    fn=lambda x: x,
    inputs=None,
    outputs=iframe,
    capture_session=False)

iface.launch()