old_contents: from .client import RainwaveClient
  
new_contents: from .client import RainwaveClient
  from .channel import RainwaveChannel
  from .album import RainwaveAlbum
  from .artist import RainwaveArtist
  from .cooldown import RainwaveCooldown
  from .song import RainwaveSong
  
subject: Simplify namespace