def __init__(self, query=None, table=None):
if table is None:<EOL><INDENT>if query:<EOL><INDENT>super().__init__(query=query)<EOL><DEDENT>else:<EOL><INDENT>super().__init__(self.query)<EOL><DEDENT><DEDENT>else:<EOL><INDENT>super().__init__(table=table)<EOL><DEDENT>
Initialize the data using the default query for Berkeley 20,
or a provided query xor table.