def set_up(self, *args, **kwargs):
        pass
Checks if the client cancelled the RPC.
dataset/ETHPy150Open ashcrow/flask-track-usage/src/flask_track_usage/storage/__init__.py/Storage.set_up--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/net/proto2/python/public/service.py/RpcController.IsCanceled