def _SetListener(self, message_listener):
    raise NotImplementedError
An event was received. Squeak if it represents the arrival of a dude.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/net/proto2/python/public/message.py/Message._SetListener--crossover with--dataset/ETHPy150Open twisted/imaginary/ExampleGame/examplegame/mice.py/Mouse.prepare