def reducer(*tokens):

    def decorator(func):
        # Make sure we have a list of reducer sequences
        if not hasattr(func, 'reducers'):
            func.reducers = []

        # Add the tokens to the list of reducer sequences
        func.reducers.append(list(tokens))

        return func

    return decorator
Return SQL statement to RENAME the column
dataset/ETHPy150Open CiscoSystems/avos/openstack_dashboard/openstack/common/policy.py/reducer--crossover with--dataset/ETHPy150Open perseas/Pyrseas/pyrseas/dbobject/column.py/Column.rename