keras_pipe_mode_horovod_cifar10.ipynb failed CI

Link to the notebook:
https://github.com/aws/amazon-sagemaker-examples/blob/master/aws_sagemaker_studio/frameworks/keras_pipe_mode_horovod/keras_pipe_mode_horovod_cifar10.ipynb

Error:

---------------------------------------------------------------------------
Exception encountered at "In [4]":
---------------------------------------------------------------------------
FileNotFoundError Traceback (most recent call last)
in
2
3 bucket = sagemaker_session.default_bucket()
----> 4 dataset_uri = S3Uploader.upload('data', 's3://{}/tf-cifar10-example/data'.format(bucket))
5
6 display(dataset_uri)

/usr/local/lib/python3.7/site-packages/sagemaker/s3.py in upload(local_path, desired_s3_uri, kms_key, sagemaker_session)
89
90 return sagemaker_session.upload_data(
---> 91 path=local_path, bucket=bucket, key_prefix=key_prefix, extra_args=extra_args
92 )
93

/usr/local/lib/python3.7/site-packages/sagemaker/session.py in upload_data(self, path, bucket, key_prefix, extra_args)
225
226

[...]

FileNotFoundError: [Errno 2] No such file or directory: 'data'