code: def clear() -> None:
          
  
          LOGGER.debug('clear >>>')
  
          with SCHEMA_CACHE.lock:
              SCHEMA_CACHE.clear()
          with CRED_DEF_CACHE.lock:
              CRED_DEF_CACHE.clear()
          with REVO_CACHE.lock:
              REVO_CACHE.clear()
  
          LOGGER.debug('clear <<<')
docs: Clear all archivable caches in memory.