transformers pytorch safetensors llama text-generation axolotl generated_from_trainer conversational en arxiv:2406.08464 base_model:meta-llama/Meta-Llama-3.1-8B base_model:finetune:meta-llama/Meta-Llama-3.1-8B license:llama3.1 autotrain_compatible text-generation-inference endpoints_compatible region:us