#!/bin/bash
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ggml_path=$(dirname $(realpath $0))
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# GPT-2 models
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models=( "117M" "345M" "774M" "1558M" )
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# list available models
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function list_models {
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printf "\n"
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printf " Available models:"
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for model in "${models[@]}"; do
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printf " $model"
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done
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printf "\n\n"
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}
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if [ "$#" -ne 1 ]; then
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printf "Usage: $0 <model>\n"
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list_models
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exit 1
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fi
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model=$1
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if [[ ! " ${models[@]} " =~ " ${model} " ]]; then
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printf "Invalid model: $model\n"
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list_models
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exit 1
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fi
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# download model
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printf "Downloading model $model ...\n"
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mkdir -p models/gpt-2-$model
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for file in checkpoint encoder.json hparams.json model.ckpt.data-00000-of-00001 model.ckpt.index model.ckpt.meta vocab.bpe; do
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wget --quiet --show-progress -O models/gpt-2-$model/$file https://openaipublic.blob.core.windows.net/gpt-2/models/$model/$file
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done
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printf "Done! Model '$model' saved in 'models/gpt-2-$model/'\n\n"
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printf "Run the convert-ckpt-to-ggml.py script to convert the model to ggml format.\n"
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printf "\n"
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printf " python $ggml_path/convert-ckpt-to-ggml.py models/gpt-2-$model/\n"
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printf "\n"
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