Python 3.11 is not available as apt package on debian raspbian bullseye so installing from source needed
updatepython2v11.sh can be used to compile python 3.11 on raspberry pi
installing packages like bcrypt and cryptography needs rust compiling so rust compiler needed if you don't do that you will get error liek this:
Building wheels for collected packages: bcrypt
This is a script to change the sound speed in real time like for example background music in pygame.
The script generates the raw data of a sound file each time there is space in the queue. The sample will scale to the desired speed which you can modify with sound_Factor.
To play the music, you just need to get buffers from the queue and pass them to your music stream. Exemple for pygame :
# musique update
if channel.get_queue() == None: