code: def get(self, key):
      '''Return the object named by key or None if it does not exist.
  
      Args:
        key: Key naming the object to retrieve
  
      Returns:
        object or None
      '''
      path = self.object_path(key)
      return self._read_object(pathf get(self, key):
      '''Return the object named by key or None if it does not exist.
  
      Args:
        key: Key naming the object to retrieve
  
      Returns:
        object or None
      '''
      path = self.object_path(key)
      return self._read_object(path)
docs: Return the object named by key or None if it does not exist.
  
      Args:
        key: Key naming the object to retrieve
  
      Returns:
        object or None