Script to delete (from playlist and disk) the currently playing OsX Music (uTunes) song

open “Script Editor” and paste the following

on deleteTrack(trackName)
 tell application "Music"
  set theTrack to track named trackName of playlist "Library"
  set songFile to location of theTrack
  delete theTrack
 end tell
 tell application "Finder" to delete songFile
end deleteTrack
on run
 tell application "Music"
  set currentSong to name of current track
 end tell
 
 deleteTrack(currentSong)
 
 tell application "Music"
  play
 end tell
 
end run

Save, then run by either clicking “Play” icon, or from the terminal

osascript /Users/yourname/path/to/deletePlayingSong.scpt