code: def risearch(self):
          "Instance of :class:`eulfedora.api.ResourceIndex`, with the same root url and credentials"
          if self._risearch is None:
              self._risearch = ResourceIndex(self.api.base_url, self.api.username, self.api.password)
          return self._risearcf risearch(self):
          "Instance of :class:`eulfedora.api.ResourceIndex`, with the same root url and credentials"
          if self._risearch is None:
              self._risearch = ResourceIndex(self.api.base_url, self.api.username, self.api.password)
          return self._risearch
docs: Instance of :class:`eulfedora.api.ResourceIndex`, with the same root url and credentials