def __reduce__(self):
        return (
            _unpickle_context,
            _pickle_context(self),
            None,
            None,
            None,
        )
Notify all extension drivers during network update.
dataset/ETHPy150Open manahl/mdf/mdf/context.py/MDFContext.__reduce__--crossover with--dataset/ETHPy150Open openstack/neutron/neutron/plugins/ml2/managers.py/ExtensionManager.process_update_network