old_contents: from spotipy.oauth2 import SpotifyClientCredentials
  import spotipy
  import json
  
  client_credentials_manager = SpotifyClientCredentials()
  sp = spotipy.Spotify(client_credentials_manager=client_credentials_manager)
  
  uri = 'spotify:user:spotifycharts:playlist:37i9dQZEVXbJiZcmkrIHGU'
  username = uri.split(':')[2]
  playlist_id = uri.split(':')[4]
  
  results = sp.user_playlist(username, playlist_id)
  print json.dumps(results, indent=4)
  
new_contents: from spotipy.oauth2 import SpotifyClientCredentials
  import spotipy
  import json
  
  client_credentials_manager = SpotifyClientCredentials()
  sp = spotipy.Spotify(client_credentials_manager=client_credentials_manager)
  
  uri = 'spotify:user:spotifycharts:playlist:37i9dQZEVXbJiZcmkrIHGU'
  username = uri.split(':')[2]
  playlist_id = uri.split(':')[4]
  
  results = sp.user_playlist(username, playlist_id)
  print (json.dumps(results, indent=4))
  
subject: Update print parentheses in read_a_playlist.py