def file_data(path, files):
for file in files:
filepath = join(path, file)
tag = get_tag(filepath)
if tag:
modified = getimtime(filepath)
size = getimsize(filepath)
yield tag, file, modified, size
def is_unchanged_track(path, tracks, file):
filepath = join(path, file)
return file in tracks and tracks[file].modified == getimtime(filepath)
