def list_container_subdirs(self, container, limit=None, marker=None,
            prefix=None, delimiter=None, full_listing=False):
        return self._manager.list_subdirs(container, limit=limit,
                marker=marker, prefix=prefix, delimiter=delimiter,
                full_listing=full_listing)
Although you cannot nest directories, you can simulate a hierarchical
dataset/ETHPy150Open rackspace/pyrax/pyrax/object_storage.py/StorageClient.list_container_subdirs