transformers safetensors llama text-generation sparse code dataset:cerebras/SlimPajama-627B dataset:theblackcat102/evol-codealpaca-v1 arxiv:2405.03594 arxiv:2107.03374 arxiv:2301.00774 arxiv:2310.06927 base_model:neuralmagic/Llama-2-7b-pruned70-retrained base_model:finetune:neuralmagic/Llama-2-7b-pruned70-retrained autotrain_compatible text-generation-inference endpoints_compatible region:us