How to use the miniaudio.CaptureDevice function in miniaudio

def test_stop_callback_capture(backends, jackd_server):
    stop_callback = mock.Mock()

    capture = miniaudio.CaptureDevice(backends=backends)
    gen = dummy_generator()
    next(gen)
    capture.start(gen, stop_callback)

    assert capture.running is True
    # Simulate an unexpected stop.
    miniaudio.lib.ma_device_stop(capture._device)

    stop_callback.assert_called_once()
    assert capture.running is False

choice = int(input("record from which device? "))
    return captures[choice]


if __name__ == "__main__":
    buffer_chunks = []

    def record_to_buffer():
        _ = yield
        while True:
            data = yield
            print(".", end="", flush=True)
            buffer_chunks.append(data)

    selected_device = choose_device()
    capture = miniaudio.CaptureDevice(buffersize_msec=1000, sample_rate=44100, device_id=selected_device["id"])
    generator = record_to_buffer()
    print("Recording for 3 seconds")
    next(generator)
    capture.start(generator)
    sleep(3)
    capture.stop()

    buffer = b"".join(buffer_chunks)
    print("\nRecorded", len(buffer), "bytes")
    print("Wring to ./capture.wav")
    samples = array.array('h')
    samples.frombytes(buffer)
    sound = miniaudio.DecodedSoundFile('capture', capture.nchannels, capture.sample_rate, capture.format, samples)
    miniaudio.wav_write_file('capture.wav', sound)
    print("Recording done")

while True:
            data = yield
            print(".", end="", flush=True)
            buffer_chunks.append(data)

    devices = miniaudio.Devices()
    print("Available recording devices:")
    captures = devices.get_captures()
    for p in enumerate(captures):
        print(p[0], "= ", p[1])
    choice = int(input("record from which device? "))

    selected_device = captures[choice]
    print("Recording from {}".format(selected_device.name))

    capture = miniaudio.CaptureDevice(buffersize_msec=1000, sample_rate=44100, device_id=selected_device._id)   # TODO: fix ownership of _id? or create copy?
    print(capture.format)
    generator = record_to_buffer()
    print("Recording for 3 seconds")
    next(generator)
    capture.start(generator)
    sleep(3)
    capture.stop()

    buffer = b"".join(buffer_chunks)
    print("\nRecorded", len(buffer), "bytes")
    print("Wring to ./capture.wav")
    samples = array.array('h')
    samples.frombytes(buffer)
    sound = miniaudio.DecodedSoundFile(
        'capture', capture.nchannels, capture.sample_rate,
        capture.sample_width, capture.format, samples)