def __init__(self, loop, protocol):
        self.loop = loop
        self.protocol = protocol
        self.request_num = 0
        self.requests = dict()
        self.timeout = None
Deleting a proxy-of-proxy instance should bubble through to its proxy
dataset/ETHPy150Open bfrog/whizzer/whizzer/rpc/picklerpc.py/PickleProxy.__init__--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/tests/regressiontests/delete_regress/tests.py/ProxyDeleteTest.test_delete_proxy_of_proxy