def get_changenum(self, revisions):
        return None
L{MemCacheProtocol.stats} takes an optional C{str} argument which,
dataset/ETHPy150Open reviewboard/rbtools/rbtools/clients/__init__.py/SCMClient.get_changenum--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/test/test_memcache.py/CommandMixin.test_statsWithArgument