* Add dpo. Fix sft, ppo, lora. Refactor all
* fix and tested ppo
* 2 nd round refactor
* add ci tests
* fix ci
* fix ci
* fix readme, style
* fix readme style
* fix style, fix benchmark
* reproduce benchmark result, remove useless files
* rename to ColossalChat
* use new image
* fix ci workflow
* fix ci
* use local model/tokenizer for ci tests
* fix ci
* fix ci
* fix ci
* fix ci timeout
* fix rm progress bar. fix ci timeout
* fix ci
* fix ci typo
* remove 3d plugin from ci temporary
* test environment
* cannot save optimizer
* support chat template
* fix readme
* fix path
* test ci locally
* restore build_or_pr
* fix ci data path
* fix benchmark
* fix ci, move ci tests to 3080, disable fast tokenizer
* move ci to 85
* support flash attention 2
* add all-in-one data preparation script. Fix colossal-llama2-chat chat template
* add hardware requirements
* move ci test data
* fix save_model, add unwrap
* fix missing bos
* fix missing bos; support grad accumulation with gemini
* fix ci
* fix ci
* fix ci
* fix llama2 chat template config
* debug sft
* debug sft
* fix colossalai version requirement
* fix ci
* add sanity check to prevent NaN loss
* fix requirements
* add dummy data generation script
* add dummy data generation script
* add dummy data generation script
* add dummy data generation script
* update readme
* update readme
* update readme and ignore
* fix logger bug
* support parallel_output
* modify data preparation logic
* fix tokenization
* update lr
* fix inference
* run pre-commit
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Co-authored-by: Tong Li <tong.li352711588@gmail.com>
