def __init__(self, config, db):
self.db = db<EOL>self.key = config.get('<STR_LIT>', '<STR_LIT>')<EOL>self.max_age = get_int(config, '<STR_LIT>', <NUM_LIT>)<EOL>self.min_age = get_int(config, '<STR_LIT>', <NUM_LIT:30>)<EOL>self.idle_sleep = get_int(config, '<STR_LIT>', <NUM_LIT:5>)<EOL>
Initialize a GetBucketKey instance.

:param config: A dictionary of compactor options.
:param db: A database handle for the Redis database.