code: def __init__(self, root=None):
      super(S3Storage, self).__init__(root)
      self.s3_client = S3Client()
  
file_path: metaflow/metaflow/plugins/datastores/s3_storage.py
imports: import os
  from itertools import starmap
  from metaflow.plugins.datatools.s3.s3 import S3, S3Client, S3PutObject, check_s3_deps
  from metaflow.metaflow_config import DATASTORE_SYSROOT_S3, ARTIFACT_LOCALROOT
  from metaflow.datastore.datastore_storage import CloseAfterUse, DataStoreStorage
label_desc: Use image node_id 1 to create a new S3Storage object from inherited base classes: DataStoreStorage with example: obj = S3Storage(root)