def _upload_folder_in_background(self, folder_path, container, ignore,
            upload_key, ttl=None):
        uploader = FolderUploader(folder_path, container, ignore, upload_key,
                self, ttl=ttl)
        uploader.start()
Runs the folder upload in the background.
dataset/ETHPy150Open rackspace/pyrax/pyrax/object_storage.py/StorageClient._upload_folder_in_background