def is_permanent(self):
        return self.declaration.mode == 'permanent'
Finds all keys with prefix
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/qt_status_item.py/QtStatusItem.is_permanent--crossover with--dataset/ETHPy150Open mariocesar/sorl-thumbnail/sorl/thumbnail/kvstores/base.py/KVStoreBase._find_keys_raw