# Hugging Face Transformers 1.1.0 — Release & Upgrade Intelligence
- **Product:** Hugging Face Transformers (https://huggingface.co)
- **Version:** 1.1.0
- **Released:** Aug 15, 2019
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/transformers/updates/1.1.0/

## Executive Summary (TL;DR)
Hugging Face Transformers 1.1.0. Source highlight: **RoBERTa** (from Facebook), a Robustly Optimized BERT Pretraining Approach by Yinhan Liu, Myle Ott, Naman Goyal, Jingfei Du et al.

## Bug Fixes
- Fixed multi-gpu training when using FP16 (@zijunsun)
- Re-added the possibility to import BertPretrainedModel (@thomwolf)
- Improvements to tensorflow -> pytorch checkpoints (@dhpollack)
- Fixed save_pretrained to save the correct added tokens (@joelgrus)
- Fixed version issues in run_openai_gpt (@rabeehk)
- Fixed issue with line return with Chinese BERT (@Yiqing-Zhou)

## Upgrade Command
```bash
python -m pip install 'transformers==1.1.0'
```