app.py

import gradio as gr

def pass_audio(audio, test):
    if test is not None:
        print(len(test))
        print(test[0])
        print(len(test[1]))
        print(test[1])
    else:
        print("test is None")
    return audio, test

demo = gr.Interface(
    pass_audio,
    ["state", gr.Audio(sources=["microphone"], streaming=True)],
    ["state", gr.Audio(streaming=True, autoplay=True)],
    live=True,
)

demo.launch()