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'Soundcard' 或 'PyAudio' python 库允许选择用于从麦克风录制声音的输入设备和用于播放声音的输出设备。但它不能选择“听”声音的设备。我安装了“虚拟音频电缆”，它创建了“虚拟输入”和“虚拟输出”，可以直接从系统录制声音。它有效，但无论如何我必须在 Windows 属性中选择它们。如何仅从 Python 中选择声音设备？