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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def make_sa():
 """ Factory to creates a SQLAlchemy queue store, pulling config values from the CoilMQ configuration. """

    configuration = dict(config.items('coilmq'))
    engine = engine_from_config(configuration, 'qstore.sqlalchemy.')
    init_model(engine)
    store = SAQueue()
    return store