netron/tools/pytorch

#!/bin/bash

set -e
pushd $(cd $(dirname ${0})/..; pwd) > /dev/null

[[ "$(python3 --version 2> /dev/null)" =~ "Python 3" ]] && python=python3 || python=python

bold() {
    echo "$(tty -s && tput bold)$1$(tty -s && tput sgr0)" 
}

venv() {
    venv_dir=./third_party/venv/pytorch
    [ -d "${venv_dir}" ] || ${python} -m venv ${venv_dir}
    case "${OSTYPE}" in
        msys*) source ${venv_dir}/Scripts/activate;;
        *) source ${venv_dir}/bin/activate;;
    esac
    ${python} -m pip install --quiet --upgrade pip
}

git_sync() {
    mkdir -p "./third_party"
    if [ -d "./third_party/${1}" ]; then
        git -C "./third_party/${1}" pull --quiet --prune
    else
        git -C "./third_party" clone --quiet --recursive ${2} ${1}
    fi
    git -C "./third_party/${1}" submodule sync --quiet
    git -C "./third_party/${1}" submodule update --quiet --init --recursive
}

clean() {
    bold "pytorch clean"
    rm -rf ./third_party/venv/pytorch
    rm -rf ./third_party/pytorch
    rm -rf ./third_party/torchvision
}

sync() {
    bold "pytorch sync"
    git_sync pytorch https://github.com/pytorch/pytorch.git
    git_sync torchvision https://github.com/pytorch/vision.git
}

install() {
    bold "pytorch install"
    venv
    ${python} -m pip install --quiet --upgrade future protobuf
    ${python} -m pip install --quiet --pre --upgrade torch -f https://download.pytorch.org/whl/nightly/cpu/torch_nightly.html
    ${python} -m pip install --quiet --pre --upgrade torchvision -f https://download.pytorch.org/whl/nightly/cpu/torch_nightly.html
    deactivate
}

schema() {
    bold "caffe2 schema"
    [[ $(grep -U $'\x0D' ./src/caffe2-proto.js) ]] && crlf=1
    npx pbjs -t static-module -w closure --no-encode --no-delimited --no-comments --no-convert --no-verify --no-create --keep-case --decode-text -r caffe2 -o ./src/caffe2-proto.js ./third_party/pytorch/caffe2/proto/caffe2.proto
    node ./tools/update_pbjs.js enumeration ./src/caffe2-proto.js floats float 1
    if [[ -n ${crlf} ]]; then
        unix2dos --quiet --newfile ./src/caffe2-proto.js ./src/caffe2-proto.js
    fi
}

metadata() {
    [[ $(grep -U $'\x0D' ./src/pytorch-metadata.json) ]] && crlf=1
    venv
    bold "pytorch metadata"
    ${python} ./tools/pytorch-script.py metadata
    bold "caffe2 metadata"
    ${python} ./tools/caffe2-script.py metadata
    deactivate
    if [[ -n ${crlf} ]]; then
        unix2dos --quiet --newfile ./src/pytorch-metadata.json ./src/pytorch-metadata.json
        unix2dos --quiet --newfile ./src/caffe2-metadata.json ./src/caffe2-metadata.json
    fi
}

zoo() {
    bold "pytorch zoo"
    venv
    ${python} ./tools/pytorch-script.py zoo
    deactivate
}

while [ "$#" != 0 ]; do
    command="$1" && shift
    case "${command}" in
        "clean") clean;;
        "sync") sync;;
        "install") install;;
        "schema") schema;;
        "metadata") metadata;;
        "zoo") zoo;;
    esac
done