def setUp(self):
        self.sc = ScrobbleCache(config)
Registers a VocabString subclass.
dataset/ETHPy150Open jesseward/plex-lastfm-scrobbler/tests/test_cache.py/TestScrobbleCache.setUp--crossover with--dataset/ETHPy150Open STIXProject/python-stix/stix/common/vocabs.py/add_vocab