def __setitem__(self, key, value):
        if self.key_storage not in key:
            self.key_storage.add(self.__internalKeyCheck(key))
        self.store[key] = value
dataset/ETHPy150Open samdmarshall/xcparse/xcparse/Helpers/pbPlist/pbRoot.py/pbRoot.__setitem__/swapped operands of `not in`