def clear(self):
        all_keys = self._find_keys_raw(settings.THUMBNAIL_KEY_PREFIX)
        if all_keys:
            self._delete_raw(*all_keys)
Brutely clears the key value store for keys with THUMBNAIL_KEY_PREFIX
dataset/ETHPy150Open mariocesar/sorl-thumbnail/sorl/thumbnail/kvstores/base.py/KVStoreBase.clear