transformers safetensors qwen2 text-generation unsloth code qwen qwen-coder codeqwen en arxiv:2409.12186 arxiv:2407.10671 base_model:Qwen/Qwen2.5-Coder-3B base_model:finetune:Qwen/Qwen2.5-Coder-3B license:apache-2.0 autotrain_compatible text-generation-inference endpoints_compatible region:us