transformers tensorboard safetensors gemma text-generation trl dpo generated_from_trainer conversational base_model:HuggingFaceH4/zephyr-7b-gemma-sft-v0.1 base_model:finetune:HuggingFaceH4/zephyr-7b-gemma-sft-v0.1 license:other autotrain_compatible text-generation-inference endpoints_compatible region:us