import gradio as gr
import scipy.io.wavfile

with gr.Blocks() as demo:
    with gr.Row():
        input1 = gr.Audio(source="microphone")
        btn1 = gr.Button("Go")
    with gr.Row():
        input2 = gr.Audio(source="microphone", type="filepath")
        btn2 = gr.Button("Go")
    output = gr.Audio()
    output_length = gr.Textbox()

    def go1(audio):
        return audio, len(audio[1])
    btn1.click(go1, input1, [output, output_length])

    def go2(audio):
        sr, data = scipy.io.wavfile.read(audio)
        return audio, len(data)
    btn2.click(go2, input2, [output, output_length])

demo.launch()