def __init__(self, node_def, op, message):
        """Creates a `DataLossError`."""
        super(DataLossError, self).__init__(node_def, op, message, DATA_LOSS)
def __init__ ( self , node_def , op , message ) : super ( DataLossError , self ) . __init__ ( node_def , op , message , DATA_LOSS )
Creates a `DataLossError`.