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我想处理来自声卡（即 USB 外置声卡）的音频数据。例如：我可以在播放 Youtube 剪辑和 PC 游戏时录制所有声音。但是，我尝试过 Pyaudio，它只允许我从麦克风录制音频。有人可以建议我尝试任何图书馆吗？非常感谢！