transformers gguf llama sft text-generation en dataset:ehartford/dolphin dataset:shahules786/orca-chat dataset:togethercomputer/RedPajama-Data-1T dataset:atom-in-the-universe/fanfics-10k-50k arxiv:2306.02707 base_model:OpenAssistant/llama2-13b-orca-8k-3319 base_model:quantized:OpenAssistant/llama2-13b-orca-8k-3319 license:other text-generation-inference region:us