$ sudo apt install python-pyaudio
$ sudo apt install git
$ git clone http://people.csail.mit.edu/hubert/git/pyaudio.git
$ sudo apt install libportaudio0 libportaudio2 libportaudiocpp0 portaudio19-dev
$ sudo apt install python-dev

然后

$ cd pyaudio
$ sudo python3 setup.py install

树莓派录放音频参考：

两个树莓派(或香蕉派)之间的音频直播测试

树莓派上安装pyaudio及对声音实时监控