transformers safetensors llama text-generation shining-valiant valiant valiant-labs llama-2 llama-2-chat 13b en base_model:ValiantLabs/Llama2-13B-ShiningValiant base_model:quantized:ValiantLabs/Llama2-13B-ShiningValiant license:llama2 autotrain_compatible text-generation-inference 4-bit gptq region:us