def prune(self, rule):
    self.pruneRules.append(rule)
issue put for zero byte test object
dataset/ETHPy150Open Cue/scales/src/greplin/scales/graphite.py/GraphitePusher.prune--crossover with--dataset/ETHPy150Open openstack/swift/test/probe/brain.py/BrainSplitter.put_object