code: def delete_search_index(self, index):
          
          if not self.yz_wm_index:
              raise NotImplementedError("Search 2.0 administration is not "
                                        "supported for this version")
  
          url = self.search_index_path(index)
  
          # Run the request...
          status, _, _ = self._request('DELETE', url)
  
          if status != 204:
              raise RiakError('Error setting Search 2.0 index.')
          return True
docs: Fetch the specified Solr search index for Yokozuna.
  
          :param index: a name of a yz index
          :type index: string
  
          :rtype boolean