code: def list(self):
      '''Returns the `list` representation of this Key.
  
      Note that this method assumes the key is immutable.
      '''
      if not self._list:
        self._list = map(Namespace, self._string.split('/'))
      return self._lisf list(self):
      '''Returns the `list` representation of this Key.
  
      Note that this method assumes the key is immutable.
      '''
      if not self._list:
        self._list = map(Namespace, self._string.split('/'))
      return self._list
docs: Returns the `list` representation of this Key.
  
      Note that this method assumes the key is immutable.