Remove broken iTunes links

itunes_scrub.py

import win32com.client
iTunes = win32com.client.gencache.EnsureDispatch("iTunes.Application")

lpl = iTunes.LibraryPlaylist

track_indices = []

for i in range(lpl.Tracks.Count):
    trk = lpl.Tracks(i+1)  # iTunes has a 1-based index
    if trk.Kind == 1:
        tc = win32com.client.CastTo(trk, "IITFileOrCDTrack")
        if tc.Location.strip() == "":   # No location means it can't find the song
            track_indices.append(i)

# Make sure you go back to front
#  otherwise, deleting a track changes the index of all the songs after it
for i in reversed(track_indices):
    trk = lpl.Tracks(i+1)  # iTunes has a 1-based index
    trk.Delete()  # Some songs will give you a popup, FYI