transformers

34e1bec6 - added new notebook and merge of trainer (#11015)

added new notebook and merge of trainer (#11015) * added new notebook and merge of trainer * Update docs/source/sagemaker.md Co-authored-by: Lysandre Debut <lysandre@huggingface.co> Co-authored-by: Lysandre Debut <lysandre@huggingface.co>