def notifyOnExpire(self, callback):
        self.expireCallbacks.append(callback)
Creates a enum value descriptor object from a enum value proto.
dataset/ETHPy150Open twisted/nevow/nevow/guard.py/GuardSession.notifyOnExpire--crossover with--dataset/ETHPy150Open sklearn-theano/sklearn-theano/sklearn_theano/externals/google/protobuf/descriptor_pool.py/DescriptorPool._MakeEnumValueDescriptor