code: def RemoveObject(self, identifier):
      
      if identifier not in self._values:
        raise KeyError('Missing cached object for identifier: {0:s}'.format(
            identifier))
  
      del self._values[identifier]
docs: Removes a cached object based on the identifier.
  
      This method ignores the cache value reference count.
  
      Args:
        identifier (str): VFS object identifier.
  
      Raises:
        KeyError: if the VFS object is not found in the cache.