def do_rollback_twophase(self, connection, xid, is_prepared=True,
                             recover=False):

        raise NotImplementedError()
Test autoclean_cv() with a data set that has some string-encoded categorical values and no NaNs
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/engine/interfaces.py/Dialect.do_rollback_twophase--crossover with--dataset/ETHPy150Open rhiever/datacleaner/tests.py/test_autoclean_cv_no_nans_with_strings