erreur install pyaudio code example

Example: erreur install pyaudio

For python 3.9 or old : 
  install with link https://www.lfd.uci.edu/~gohlke/pythonlibs/#pyaudio 
    find whl and install it with : 
pip install PyAudio-0.2.11-cp39-cp39m-win_amd64.whl