

def __delitem__(self, key):
    if self.__contains__(self):
        self.execute('DELETE FROM {0} WHERE key = ?'.format(self.tablename), (key,))
    else:
        raise KeyError()

dataset/ETHPy150Open chromaway/ngcccbase/coloredcoinlib/store.py PersistentDictStore.__delitem__/VarMisuse@17/21 `key`->`self`