музыка

I'm trying to make a bot for searching and downloading music in telegram using python, telebot. No matter how I tried to find ... search for music by name, singer and download options, well, even sending it to tg) - I did not find it. I hope for your help

Interested in implementing note selection and signal recognition based on notes. So if you take a piano, record the sound of ... lus of the complex number, and the argument is its phase. Here is a little not clear how to select the frequency of the note?