transformers safetensors mistral text-generation generated_from_trainer trl dpo conversational arxiv:2305.18290 base_model:RyanYr/self-correct_mistral-small-it_mMQA_dpo_iter2 base_model:finetune:RyanYr/self-correct_mistral-small-it_mMQA_dpo_iter2 autotrain_compatible text-generation-inference endpoints_compatible region:us