def savepoint_rollback(sid, using=None):
    get_connection(using).savepoint_rollback(sid)
> (make-rectangular 0 0)
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Django-1.6.10/django/db/transaction.py/savepoint_rollback--crossover with--dataset/ETHPy150Open samth/pycket/pycket/test/test_arithmetic.py/test_make_rectangular