def _leave_transaction_management(self, managed):
        pass
Sets the operator for this expression.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/db/backends/__init__.py/BaseDatabaseWrapper._leave_transaction_management--crossover with--dataset/ETHPy150Open google/grr/grr/lib/aff4.py/AttributeExpression.SetOperator