pip install PyAudio 安装 PyAudio 报如下之类的错误: ERROR: Failed building wheel for PyAudio 可能原因:缺少依赖性,尝试安装依赖项即可解决: sudo apt-get install portaudio19-dev python-all-dev 依赖性安装之后,再次运行安装命令 -> 成功!