def mutate_features (self, feature_set):
        ## NB: override this feature set mutator
        pos_to_mutate = randint(0, len(feature_set) - 1)
        mutated_feature_set = list(feature_set)
        mutated_feature_set[pos_to_mutate] = randint(self.min, self.max)
        return sorted(mutated_feature_set)
target dialect supports representation of Python
dataset/ETHPy150Open ceteri/exelixi/src/uow.py/UnitOfWorkFactory.mutate_features--crossover with--dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/testing/requirements.py/SuiteRequirements.date