Rollback model loading to match the code from the paper #23
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This code fixes bad perplexity that was found with the following config
CUDA_VISIBLE_DEVICES=3 OMP_NUM_THREADS=16 MKL_NUM_THREADS=16 python main.py decapoda-research/llama-7b-hf custom --custom_data_path data/red_pajama_n=1024.pth --nsamples 128 --wbits 3 --perchannel --percdamp 1.0 --groupsize 16 --qq_scale_bits 3 --qq_zero_bits 3 --qq_groupsize 64 --outlier_threshold=0.7 --permutation_order act_order
... and with all dependency versions set by
requirements.txt
p.s. kind thanks to the authors (esp. @Godofnothing @Vahe1994 ) for helping me figure out what was causing the problem