def select(s):
    if not isinstance(s, sa.sql.Select):
        if not isinstance(s, (tuple, list)):
            s = [s]
        s = sa.select(s)
    return s
Add a tag to this object.  Tag's are stored by AWS and can be used
dataset/ETHPy150Open blaze/blaze/blaze/compute/sql.py/select--crossover with--dataset/ETHPy150Open darcyliu/storyboard/boto/ec2/ec2object.py/TaggedEC2Object.add_tag