Python + music = Sonic Pi

Sonic Pi - The Live Coding Music Synth for Everyone

free PDF book by creator of the tool:
Sonic Pi Essentials - The MagPi MagazineThe MagPi Magazine
"Learn to code musical masterpieces with the creator of Sonic Pi in our best Essentials e-book yet!"

Sam Aaron - TEDxNewcastle

Programming as Performance | Sam Aaron | TEDxNewcastle - YouTube