def __setitem__(self, key, value):
        self.set({key: value})
Implement L{IReactorFDSet.removeWriter}.
dataset/ETHPy150Open beetbox/beets/beets/util/confit.py/ConfigView.__setitem__--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/internet/kqreactor.py/KQueueReactor.removeWriter