transformers safetensors mistral text-generation generated_from_trainer conversational en dataset:HuggingFaceH4/ultrachat_200k dataset:HuggingFaceH4/ultrafeedback_binarized arxiv:2305.18290 arxiv:2310.16944 base_model:HuggingFaceH4/zephyr-7b-beta base_model:quantized:HuggingFaceH4/zephyr-7b-beta license:mit autotrain_compatible text-generation-inference 4-bit awq region:us