To run this:

• pip3 install -r requirements.txt
• To record audio:

  python audio_recorder.py --help
  
  Output:

  usage: audio_recorder.py [-h] [-o OUTPUT] [-d DURATION]
  
  an Audio Recorder using Python
  
  optional arguments:
  -h, --help            show this help message and exit
  -o OUTPUT, --output OUTPUT
                          Output file (with .wav)
  -d DURATION, --duration DURATION
                          Duration to record in seconds (can be float)
  
  For instance, you want to record 5 seconds and save it to recorded.wav file:

  python audio_recorder.py -d 5 -o recorded.wav
  
• To play audio, there are 3 options (audio_player_playsound.py using playsound, audio_player_pydub.py using pydub, audio_player_pyaudio.py using pyaudio), if you want to play audio_file.mp3::

  python audio_player_playsound.py audio_file.mp3