def MergeFromString(self, serialized):
    raise NotImplementedError
Check the entity to see it has a numeric ID higher than any seen so far.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/net/proto2/python/public/message.py/Message.MergeFromString--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/bulkload/bulkloader_config.py/GenericImporter.__track_max_id