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#!/usr/bin/env bash
set -e
CONVERTED_MODEL="${1:-"$CONVERTED_MODEL"}"
BUILD_DIR="${2:-"$BUILD_DIR"}"
# Final check if we have a model path
if [ -z "$CONVERTED_MODEL" ]; then
echo "Error: Model path must be provided either as:" >&2
echo " 1. Command line argument" >&2
echo " 2. CONVERTED_MODEL environment variable" >&2
exit 1
fi
# Check if data/wikitext-2-raw directory exists
if [ ! -d "ppl/wikitext-2-raw" ]; then
echo "ppl/wikitext-2-raw directory does not exist. Downloading..." >&2
mkdir -p ppl
pushd ppl
./../../../scripts/get-wikitext-2.sh
popd
fi
mkdir -p ppl
OUTPUTFILE="ppl/$(basename $CONVERTED_MODEL).kld"
echo "Model: $CONVERTED_MODEL"
if [ -z "$BUILD_DIR" ]; then
BUILD_DIR="../../build"
fi
cmake --build $BUILD_DIR --target llama-perplexity -j8
${BUILD_DIR}/bin/llama-perplexity -m $CONVERTED_MODEL \
-f ppl/wikitext-2-raw/wiki.test.raw \
--kl-divergence-base $OUTPUTFILE
echo "Generated logits in $OUTPUTFILE"
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