Seems like a good learning project, though for anyone else who wants a solution, there's a pretty popular IFTTT applet that does the same thing: https://ifttt.c

Seems like a good learning project, though for anyone else who wants a solution, there's a pretty popular IFTTT applet that does the same thing: https://ifttt.com/applets/47502738d-automatically-keep-a-playlist-of-your-spotify-discover-weekly-recommendations https://ifttt.com/applets/47502738d-automatically-keep-a-pla...