transformers gguf mistral text-generation llama-factory orpo en zh arxiv:2403.07691 base_model:mistralai/Mistral-7B-Instruct-v0.3 base_model:quantized:mistralai/Mistral-7B-Instruct-v0.3 license:apache-2.0 autotrain_compatible endpoints_compatible region:us conversational