code: def getContainerStats(self, limit=None, marker=None):
          
          stats = {}
          for row in self._conn.list_containers_info(limit, marker):
              stats[row['name']] = {'count': row['count'], 'size': row['bytes']}
          return stats
docs: Returns Rackspace Cloud Files usage stats for containers.
          
          @param limit:  Number of containers to return.
          @param marker: Return only results whose name is greater than marker.
          @return:       Dictionary of container stats indexed by container name.