## What's Changed
* Using pytorch's hook mechanism to refactor ZeRO, checkpoint, pipeline, communication implementation by @zkh2016 in #128 #159
* Add Bf16 support by @Achazwl in #136 
* Tensor parallel implementation by @Achazwl @zkh2016 @MayDomine in #153 
* Async save state_dict by @zkh2016 in #171
* `AdamOffloadOptimizer` can save whole gathered state by @MayDomine in #184
* New test for new version's bmtrain by @Achazwl @JerryYin777 @MayDomine
**Full Changelog**: https://github.com/OpenBMB/BMTrain/compare/0.2.3...1.0.0