code: def get(self, object_type, cache_key):
          
          if object_type not in self.mapping or self.disabled:
              return None
          cache = self.mapping[object_type]
          if cache_key in cache:
              log.debug("Cache HIT: [%s %s]" % (object_type.capitalize(), cache_key))
              return cache[cache_key]
          else:
              log.debug('Cache MISS: [%s %s]' % (object_type.capitalize(), cache_key))
docs: Query the cache for a Zenpy object