def contextmanager(func):
    @wraps(func)
    def helper(*args, **kwds):
        return GeneratorContextManager(func(*args, **kwds))
    return helper
L{MemCacheProtocol.increment} takes an optional argument C{value} which
dataset/ETHPy150Open LarsMichelsen/pmatic/ccu_pkg/python/lib/python2.7/contextlib.py/contextmanager--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/test/test_memcache.py/CommandMixin.test_incrementVal