def write_song_list_to_file(self):
if not self.library:
return
try:
song_list_file_name = filedialog.asksaveasfilename(initialdir=os.getcwd(),
title='Library Song List',
filetypes=(('Text File', '*.txt'),),
defaultextension='.txt')
if song_list_file_name:
ml.write_song_list(self.library, song_list_file_name)
except Exception as e:
print(traceback.print_exc())
messagebox.showerror('Write song list error.', e)
