transformers safetensors mistral text-generation alignment-handbook trl dpo generated_from_trainer conversational dataset:updated dataset:original base_model:ShenaoZhang/0.0001_zephyr_5551_4iters_bs256_iter_3 base_model:finetune:ShenaoZhang/0.0001_zephyr_5551_4iters_bs256_iter_3 license:mit autotrain_compatible text-generation-inference endpoints_compatible region:us