transformers safetensors llama text-generation trl sft generated_from_trainer conversational dataset:generator base_model:yzhuang/Llama-2-7b-chat-hf_fictional_chinese_v1 base_model:finetune:yzhuang/Llama-2-7b-chat-hf_fictional_chinese_v1 autotrain_compatible text-generation-inference endpoints_compatible region:us