code: def password_set(username=None, password=None):
      
      result = keyring.set_password('supernova', username, password)
  
      # NOTE: keyring returns None when the storage is successful.  That's weird.
      if result is None:
          return True
      else:
          return False
docs: Stores a password in a keychain for a particular environment and
      configuration parameter pair.