videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Slap Bass Lesson - Beginner/Intermediate - with Scott Devine (L#74), Bass Riff of the Week! #1 (L#117), Scott's Custom Overwater Jazz Bass Run Down!