code: def get_many(self, uris):
          
          cache_keys = dict((self._build_cache_key(uri), uri) for uri in uris)
          result = self._get_many(cache_keys)
          nodes = {}
          for cache_key in result:
              uri = cache_keys[cache_key]
              value = result[cache_key]
              node = self._decode_node(uri, value)
              if node:
                  nodes[uri] = node
          return nodes
docs: Return request uri map of found nodes as dicts:
              {requested_uri: {uri: x, content: y}}