def METHOD_NAME(self, key, value):
    """This method is called for each additional ADD_INFO record.
    This can be overridden by applications that want to receive
    these events.  The default implementation does not need to be
    called by alternate implementations.
    The initial set of ADD_INFO records do not pass through this
    mechanism; this is only needed to receive notification when
    new values are added.  Subclasses can inspect self._info after
    calling LogReader.__init__().
    """
    pass