How Many Keys Are Enough to Play the Piano?

Finding an answer with Python, MIDI, and Matplotlib

Photo made by Cedrik Malabanan, Unsplash

Learning to play the piano is a challenging and fun process, but every novice will have a dilemma: what kind of instrument to buy? The choice in the market is wide, from the tiny two-octave instruments like in the photo above to 70kg full-size keyboards in a wooden cabinet. On the one hand, having extra…