#!/usr/bin/env bash

# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

#=================================================
#                   Utils
#=================================================

set -ex

function print_usage() {
    echo -e "\n${RED}Usage${NONE}:
    ${BOLD}${SCRIPT_NAME}${NONE} [OPTION]"

    echo -e "\n${RED}Options${NONE}:
    ${BLUE}build${NONE}: run build for x86 platform
    ${BLUE}test${NONE}: run all unit tests
    ${BLUE}single_test${NONE}: run a single unit test
    ${BLUE}bind_test${NONE}: parallel tests bind to different GPU
    ${BLUE}doc${NONE}: generate paddle documents
    ${BLUE}gen_doc_lib${NONE}: generate paddle documents library
    ${BLUE}html${NONE}: convert C++ source code into HTML
    ${BLUE}dockerfile${NONE}: generate paddle release dockerfile
    ${BLUE}fluid_inference_lib${NONE}: deploy fluid inference library
    ${BLUE}check_style${NONE}: run code style check
    ${BLUE}cicheck${NONE}: run CI tasks
    ${BLUE}assert_api_not_changed${NONE}: check api compability
    "
}

function init() {
    RED='\033[0;31m'
    BLUE='\033[0;34m'
    BOLD='\033[1m'
    NONE='\033[0m'

    PADDLE_ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}")/../../" && pwd )"
    if [ -z "${SCRIPT_NAME}" ]; then
        SCRIPT_NAME=$0
    fi
}

function cmake_base() {
    # build script will not fail if *.deb does not exist
    rm *.deb 2>/dev/null || true
    # delete previous built whl packages
    rm -rf python/dist 2>/dev/null || true

    # Support build for all python versions, currently
    # including cp27-cp27m and cp27-cp27mu.
    PYTHON_FLAGS=""
    SYSTEM=`uname -s`
    if [ "$SYSTEM" == "Darwin" ]; then
        echo "Using python abi: $1"
        if [[ "$1" == "cp27-cp27m" ]] || [[ "$1" == "" ]]; then
            if [ -d "/Library/Frameworks/Python.framework/Versions/2.7" ]; then
                export LD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/2.7
                export DYLD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/2.7
                export PATH=/Library/Frameworks/Python.framework/Versions/2.7/bin/:${PATH}
                PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/Library/Frameworks/Python.framework/Versions/2.7/bin/python2.7
            -DPYTHON_INCLUDE_DIR:PATH=/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7
            -DPYTHON_LIBRARY:FILEPATH=/Library/Frameworks/Python.framework/Versions/2.7/lib/libpython2.7.dylib"
            pip install --user -r ${PADDLE_ROOT}/python/requirements.txt
            else
                exit 1
            fi
        elif [ "$1" == "cp35-cp35m" ]; then
            if [ -d "/Library/Frameworks/Python.framework/Versions/3.5" ]; then
                export LD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/3.5/lib/
                export DYLD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/3.5/lib/
                export PATH=/Library/Frameworks/Python.framework/Versions/3.5/bin/:${PATH}
                PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/Library/Frameworks/Python.framework/Versions/3.5/bin/python3
            -DPYTHON_INCLUDE_DIR:PATH=/Library/Frameworks/Python.framework/Versions/3.5/include/python3.5m/
            -DPYTHON_LIBRARY:FILEPATH=/Library/Frameworks/Python.framework/Versions/3.5/lib/libpython3.5m.dylib"
                pip3.5 uninstall -y protobuf
                pip3.5 install --user -r ${PADDLE_ROOT}/python/requirements.txt
            else
                exit 1
            fi
        elif [ "$1" == "cp36-cp36m" ]; then
            if [ -d "/Library/Frameworks/Python.framework/Versions/3.6" ]; then
                export LD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/3.6/lib/
                export DYLD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/3.6/lib/
                export PATH=/Library/Frameworks/Python.framework/Versions/3.6/bin/:${PATH}
                PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/Library/Frameworks/Python.framework/Versions/3.6/bin/python3
            -DPYTHON_INCLUDE_DIR:PATH=/Library/Frameworks/Python.framework/Versions/3.6/include/python3.6m/
            -DPYTHON_LIBRARY:FILEPATH=/Library/Frameworks/Python.framework/Versions/3.6/lib/libpython3.6m.dylib"
                pip3.6 uninstall -y protobuf
                pip3.6 install --user -r ${PADDLE_ROOT}/python/requirements.txt
            else
                exit 1
            fi
        elif [ "$1" == "cp37-cp37m" ]; then
            if [ -d "/Library/Frameworks/Python.framework/Versions/3.7" ]; then
                export LD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/3.7/lib/
                export DYLD_LIBRARY_PATH=/Library/Frameworks/Python.framework/Versions/3.7/lib/
                export PATH=/Library/Frameworks/Python.framework/Versions/3.7/bin/:${PATH}
                PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/Library/Frameworks/Python.framework/Versions/3.7/bin/python3
            -DPYTHON_INCLUDE_DIR:PATH=/Library/Frameworks/Python.framework/Versions/3.7/include/python3.7m/
            -DPYTHON_LIBRARY:FILEPATH=/Library/Frameworks/Python.framework/Versions/3.7/lib/libpython3.7m.dylib"
                pip3.7 uninstall -y protobuf
                pip3.7 install --user -r ${PADDLE_ROOT}/python/requirements.txt
            else
                exit 1
            fi
        fi
    else
        if [ "$1" != "" ]; then
            echo "using python abi: $1"
            if [ "$1" == "cp27-cp27m" ]; then
                export LD_LIBRARY_PATH=/opt/_internal/cpython-2.7.11-ucs2/lib:${LD_LIBRARY_PATH#/opt/_internal/cpython-2.7.11-ucs4/lib:}
                export PATH=/opt/python/cp27-cp27m/bin/:${PATH}
                PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/opt/python/cp27-cp27m/bin/python
            -DPYTHON_INCLUDE_DIR:PATH=/opt/python/cp27-cp27m/include/python2.7
            -DPYTHON_LIBRARIES:FILEPATH=/opt/_internal/cpython-2.7.11-ucs2/lib/libpython2.7.so"
                pip uninstall -y protobuf
                pip install -r ${PADDLE_ROOT}/python/requirements.txt
            elif [ "$1" == "cp27-cp27mu" ]; then
                export LD_LIBRARY_PATH=/opt/_internal/cpython-2.7.11-ucs4/lib:${LD_LIBRARY_PATH#/opt/_internal/cpython-2.7.11-ucs2/lib:}
                export PATH=/opt/python/cp27-cp27mu/bin/:${PATH}
                PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/opt/python/cp27-cp27mu/bin/python
            -DPYTHON_INCLUDE_DIR:PATH=/opt/python/cp27-cp27mu/include/python2.7
            -DPYTHON_LIBRARIES:FILEPATH=/opt/_internal/cpython-2.7.11-ucs4/lib/libpython2.7.so"
                pip uninstall -y protobuf
                pip install -r ${PADDLE_ROOT}/python/requirements.txt
            elif [ "$1" == "cp35-cp35m" ]; then
                export LD_LIBRARY_PATH=/opt/_internal/cpython-3.5.1/lib/:${LD_LIBRARY_PATH}
                export PATH=/opt/_internal/cpython-3.5.1/bin/:${PATH}
                export PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/opt/_internal/cpython-3.5.1/bin/python3
            -DPYTHON_INCLUDE_DIR:PATH=/opt/_internal/cpython-3.5.1/include/python3.5m
            -DPYTHON_LIBRARIES:FILEPATH=/opt/_internal/cpython-3.5.1/lib/libpython3.so"
                pip3.5 uninstall -y protobuf
                pip3.5 install -r ${PADDLE_ROOT}/python/requirements.txt
            elif [ "$1" == "cp36-cp36m" ]; then
                export LD_LIBRARY_PATH=/opt/_internal/cpython-3.6.0/lib/:${LD_LIBRARY_PATH}
                export PATH=/opt/_internal/cpython-3.6.0/bin/:${PATH}
                export PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/opt/_internal/cpython-3.6.0/bin/python3
            -DPYTHON_INCLUDE_DIR:PATH=/opt/_internal/cpython-3.6.0/include/python3.6m
            -DPYTHON_LIBRARIES:FILEPATH=/opt/_internal/cpython-3.6.0/lib/libpython3.so"
                pip3.6 uninstall -y protobuf
                pip3.6 install -r ${PADDLE_ROOT}/python/requirements.txt
            elif [ "$1" == "cp37-cp37m" ]; then
                export LD_LIBRARY_PATH=/opt/_internal/cpython-3.7.0/lib/:${LD_LIBRARY_PATH}
                export PATH=/opt/_internal/cpython-3.7.0/bin/:${PATH}
                export PYTHON_FLAGS="-DPYTHON_EXECUTABLE:FILEPATH=/opt/_internal/cpython-3.7.0/bin/python3.7
            -DPYTHON_INCLUDE_DIR:PATH=/opt/_internal/cpython-3.7.0/include/python3.7m
            -DPYTHON_LIBRARIES:FILEPATH=/opt/_internal/cpython-3.7.0/lib/libpython3.so"
                pip3.7 uninstall -y protobuf
                pip3.7 install -r ${PADDLE_ROOT}/python/requirements.txt
           fi
        else
            pip uninstall -y protobuf
            pip install -r ${PADDLE_ROOT}/python/requirements.txt
        fi
    fi

    if [ "$SYSTEM" == "Darwin" ]; then
        WITH_DISTRIBUTE=${WITH_DISTRIBUTE:-ON}
        WITH_AVX=${WITH_AVX:-ON}
        INFERENCE_DEMO_INSTALL_DIR=${INFERENCE_DEMO_INSTALL_DIR:-~/.cache/inference_demo}
    else
        INFERENCE_DEMO_INSTALL_DIR=${INFERENCE_DEMO_INSTALL_DIR:-/root/.cache/inference_demo}
    fi

    distibuted_flag=${WITH_DISTRIBUTE:-OFF}
    grpc_flag=${WITH_GRPC:-${distibuted_flag}}

    cat <<EOF
    ========================================
    Configuring cmake in /paddle/build ...
        -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE:-Release}
        ${PYTHON_FLAGS}
        -DWITH_DSO=ON
        -DWITH_GPU=${WITH_GPU:-OFF}
        -DWITH_AMD_GPU=${WITH_AMD_GPU:-OFF}
        -DWITH_DISTRIBUTE=${distibuted_flag}
        -DWITH_MKL=${WITH_MKL:-ON}
        -DWITH_NGRAPH=${WITH_NGRAPH:-OFF}
        -DWITH_AVX=${WITH_AVX:-OFF}
        -DWITH_GOLANG=${WITH_GOLANG:-OFF}
        -DCUDA_ARCH_NAME=${CUDA_ARCH_NAME:-All}
        -DCUDA_ARCH_BIN=${CUDA_ARCH_BIN}
        -DWITH_PYTHON=${WITH_PYTHON:-ON}
        -DCUDNN_ROOT=/usr/
        -DWITH_TESTING=${WITH_TESTING:-ON}
        -DWITH_COVERAGE=${WITH_COVERAGE:-OFF}
        -DCMAKE_MODULE_PATH=/opt/rocm/hip/cmake
        -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
        -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
        -DWITH_CONTRIB=${WITH_CONTRIB:-ON}
        -DWITH_INFERENCE_API_TEST=${WITH_INFERENCE_API_TEST:-ON}
        -DWITH_HIGH_LEVEL_API_TEST=${WITH_HIGH_LEVEL_API_TEST:-OFF}
        -DINFERENCE_DEMO_INSTALL_DIR=${INFERENCE_DEMO_INSTALL_DIR}
        -DPY_VERSION=${PY_VERSION:-2.7}
        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX:-/paddle/build}
        -DWITH_GRPC=${grpc_flag}
    ========================================
EOF
    # Disable UNITTEST_USE_VIRTUALENV in docker because
    # docker environment is fully controlled by this script.
    # See /Paddle/CMakeLists.txt, UNITTEST_USE_VIRTUALENV option.
    cmake .. \
        -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE:-Release} \
        ${PYTHON_FLAGS} \
        -DWITH_DSO=ON \
        -DWITH_GPU=${WITH_GPU:-OFF} \
        -DWITH_AMD_GPU=${WITH_AMD_GPU:-OFF} \
        -DWITH_DISTRIBUTE=${distibuted_flag} \
        -DWITH_MKL=${WITH_MKL:-ON} \
        -DWITH_NGRAPH=${WITH_NGRAPH:-OFF} \
        -DWITH_AVX=${WITH_AVX:-OFF} \
        -DNOAVX_CORE_FILE=${NOAVX_CORE_FILE:-""} \
        -DWITH_GOLANG=${WITH_GOLANG:-OFF} \
        -DCUDA_ARCH_NAME=${CUDA_ARCH_NAME:-All} \
        -DCUDA_ARCH_BIN=${CUDA_ARCH_BIN} \
        -DWITH_PYTHON=${WITH_PYTHON:-ON} \
        -DCUDNN_ROOT=/usr/ \
        -DWITH_TESTING=${WITH_TESTING:-ON} \
        -DWITH_COVERAGE=${WITH_COVERAGE:-OFF} \
        -DCMAKE_MODULE_PATH=/opt/rocm/hip/cmake \
        -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
        -DWITH_CONTRIB=${WITH_CONTRIB:-ON} \
        -DWITH_INFERENCE_API_TEST=${WITH_INFERENCE_API_TEST:-ON} \
        -DWITH_HIGH_LEVEL_API_TEST=${WITH_HIGH_LEVEL_API_TEST:-OFF} \
        -DINFERENCE_DEMO_INSTALL_DIR=${INFERENCE_DEMO_INSTALL_DIR} \
        -DPY_VERSION=${PY_VERSION:-2.7} \
        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX:-/paddle/build} \
        -DWITH_GRPC=${grpc_flag}

}

function cmake_gen() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    cmake_base $1
}

function abort(){
    echo "Your change doesn't follow PaddlePaddle's code style." 1>&2
    echo "Please use pre-commit to check what is wrong." 1>&2
    exit 1
}

function check_style() {
    trap 'abort' 0
    set -e

    if [ -x "$(command -v gimme)" ]; then
    	eval "$(GIMME_GO_VERSION=1.8.3 gimme)"
    fi

    pip install cpplint
    # set up go environment for running gometalinter
    mkdir -p $GOPATH/src/github.com/PaddlePaddle/
    ln -sf ${PADDLE_ROOT} $GOPATH/src/github.com/PaddlePaddle/Paddle

    export PATH=/usr/bin:$PATH
    pre-commit install
    clang-format --version

    if ! pre-commit run -a ; then
        git diff
        exit 1
    fi

    trap : 0
}

#=================================================
#              Build
#=================================================

function build_base() {
    if [ "$SYSTEM" == "Linux" ];then
      parallel_number=`nproc`
    else
      parallel_number=8
    fi
    if [ "$1" != "" ]; then
      parallel_number=$1
    fi
    make clean
    make -j ${parallel_number}
    make install -j ${parallel_number}
}


function build() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    cat <<EOF
    ============================================
    Building in /paddle/build ...
    ============================================
EOF
    build_base $1
}

function build_mac() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    cat <<EOF
    ============================================
    Building in /paddle/build ...
    ============================================
EOF
    make clean
    make -j 8
    make install -j 8
}

function run_test() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    if [ ${WITH_TESTING:-ON} == "ON" ] ; then
    cat <<EOF
    ========================================
    Running unit tests ...
    ========================================
EOF
        if [ ${TESTING_DEBUG_MODE:-OFF} == "ON" ] ; then
            ctest -V
        else
            ctest --output-on-failure
        fi
    fi
}


function combine_avx_noavx_build() {
    mkdir -p ${PADDLE_ROOT}/build.noavx
    cd ${PADDLE_ROOT}/build.noavx
    WITH_AVX=OFF
    cmake_base ${PYTHON_ABI:-""}
    build_base

    # build combined one
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    NOAVX_CORE_FILE=`find ${PADDLE_ROOT}/build.noavx/python/paddle/fluid/ -name "core_noavx.*"`
    WITH_AVX=ON

    cmake_base ${PYTHON_ABI:-""}
    build_base
}


function run_brpc_test() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    if [[ ${WITH_TESTING:-ON} == "ON" \
        && ${WITH_DISTRIBUTE:-OFF} == "ON" \
        && ${WITH_GRPC:-OFF} == "OFF" ]] ; then
    cat <<EOF
    ========================================
    Running brpc unit tests ...
    ========================================
EOF
        set +x
        declare -a other_tests=("test_listen_and_serv_op" "system_allocator_test" \
        "rpc_server_test" "varhandle_test" "collective_server_test" "brpc_serde_test")
        all_tests=`ctest -N`

        for t in "${other_tests[@]}"
        do
            if [[ ${all_tests} != *$t* ]]; then
                continue
            fi

            if [[ ${TESTING_DEBUG_MODE:-OFF} == "ON" ]] ; then
                ctest -V -R $t
            else
                ctest --output-on-failure -R $t
            fi
        done
        set -x

        if [[ ${TESTING_DEBUG_MODE:-OFF} == "ON" ]] ; then
            ctest -V -R test_dist_*
        else
            ctest --output-on-failure -R test_dist_*
        fi
    fi
}



function run_mac_test() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    if [ ${WITH_TESTING:-ON} == "ON" ] ; then
    cat <<EOF
    ========================================
    Running unit tests ...
    ========================================
EOF
        #remove proxy here to fix dist error on mac
        export http_proxy=
        export https_proxy=
        # make install should also be test when unittest
        make install -j 8

        set +ex
        if [ "$1" == "cp27-cp27m" ]; then
            pip uninstall -y paddlepaddle
        elif [ "$1" == "cp35-cp35m" ]; then
            pip3.5 uninstall -y paddlepaddle
        elif [ "$1" == "cp36-cp36m" ]; then
            pip3.6 uninstall -y paddlepaddle
        elif [ "$1" == "cp37-cp37m" ]; then
            pip3.7 uninstall -y paddlepaddle
        fi
        set -ex

        if [ "$1" == "cp27-cp27m" ]; then
            set -e
            pip install --user ${INSTALL_PREFIX:-/paddle/build}/opt/paddle/share/wheels/*.whl
            python ${PADDLE_ROOT}/paddle/scripts/installation_validate.py
        elif [ "$1" == "cp35-cp35m" ]; then
            pip3.5 install --user ${INSTALL_PREFIX:-/paddle/build}/opt/paddle/share/wheels/*.whl
        elif [ "$1" == "cp36-cp36m" ]; then
            pip3.6 install --user ${INSTALL_PREFIX:-/paddle/build}/opt/paddle/share/wheels/*.whl
        elif [ "$1" == "cp37-cp37m" ]; then
            pip3.7 install --user ${INSTALL_PREFIX:-/paddle/build}/opt/paddle/share/wheels/*.whl
        fi

        # TODO: jiabin need to refine this part when these tests fixed on mac
        ctest --output-on-failure -j $2

        paddle version
    fi
}

function assert_api_not_changed() {
    mkdir -p ${PADDLE_ROOT}/build/.check_api_workspace
    cd ${PADDLE_ROOT}/build/.check_api_workspace
    virtualenv .env
    source .env/bin/activate
    pip install ${PADDLE_ROOT}/build/python/dist/*whl
    python ${PADDLE_ROOT}/tools/print_signatures.py paddle.fluid > new.spec

    if [ "$1" == "cp35-cp35m" ] || [ "$1" == "cp36-cp36m" ] || [ "$1" == "cp37-cp37m" ]; then
        # Use sed to make python2 and python3 sepc keeps the same
        sed -i 's/arg0: str/arg0: unicode/g' new.spec
        sed -i "s/\(.*Transpiler.*\).__init__ (ArgSpec(args=\['self'].*/\1.__init__ /g" new.spec
    fi
    # ComposeNotAligned has significant difference between py2 and py3
    sed -i '/.*ComposeNotAligned.*/d' new.spec

    python ${PADDLE_ROOT}/tools/diff_api.py ${PADDLE_ROOT}/paddle/fluid/API.spec new.spec

    # Currently, we only check in PR_CI python 2.7
    if [ "$SYSTEM" != "Darwin" ]; then
      if [ "$1" == "" ] || [ "$1" == "cp27-cp27m" ] || [ "$1" == "cp27-cp27mu" ]; then
        python ${PADDLE_ROOT}/tools/diff_use_default_grad_op_maker.py ${PADDLE_ROOT}/paddle/fluid/op_use_default_grad_op_maker.spec
      fi
    fi
    deactivate
}

function assert_api_spec_approvals() {
    if [ -z ${BRANCH} ]; then
        BRANCH="develop"
    fi

    API_FILES=("CMakeLists.txt"
               "paddle/fluid/API.spec"
               "paddle/fluid/op_use_default_grad_op_maker.spec"
               "paddle/fluid/framework/operator.h"
               "paddle/fluid/framework/tensor.h"
               "paddle/fluid/framework/details/op_registry.h"
               "paddle/fluid/framework/grad_op_desc_maker.h"
               "paddle/fluid/framework/lod_tensor.h"
               "paddle/fluid/framework/selected_rows.h"
               "paddle/fluid/framework/op_desc.h"
               "paddle/fluid/framework/block_desc.h"
               "paddle/fluid/framework/var_desc.h"
               "paddle/fluid/framework/scope.h"
               "paddle/fluid/framework/ir/node.h"
               "paddle/fluid/framework/ir/graph.h"
               "paddle/fluid/framework/framework.proto"
               "python/requirements.txt"
               "python/paddle/fluid/__init__.py"
               "python/paddle/fluid/compiler.py"
               "python/paddle/fluid/parallel_executor.py"
               "python/paddle/fluid/framework.py"
               "python/paddle/fluid/backward.py"
               "paddle/fluid/operators/distributed/send_recv.proto.in")

    approval_line=`curl -H "Authorization: token ${GITHUB_API_TOKEN}" https://api.github.com/repos/PaddlePaddle/Paddle/pulls/${GIT_PR_ID}/reviews?per_page=10000`
    git_files=`git diff --numstat upstream/$BRANCH| wc -l`
    git_count=`git diff --numstat upstream/$BRANCH| awk '{sum+=$1}END{print sum}'`
    
    if [[ "$git_files" > 19 || "$git_count" > 999 ]];then
      APPROVALS=`echo ${approval_line}|python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 5086632`
      if [ "${APPROVALS}" == "FALSE" ]; then
        echo "You must have Dianhai approval for change 20+ files or add than 1000+ lines of content"
      fi
    fi    

    for API_FILE in ${API_FILES[*]}; do
      API_CHANGE=`git diff --name-only upstream/$BRANCH | grep "${API_FILE}" | grep -v "/CMakeLists.txt" || true`
      echo "checking ${API_FILE} change, PR: ${GIT_PR_ID}, changes: ${API_CHANGE}"
      if [ "${API_CHANGE}" ] && [ "${GIT_PR_ID}" != "" ]; then
          # NOTE: per_page=10000 should be ok for all cases, a PR review > 10000 is not human readable.
          # approval_user_list: XiaoguangHu01 46782768,chengduoZH 30176695,Xreki 12538138,luotao1 6836917,sneaxiy 32832641,tensor-tang 21351065,xsrobin 50069408,qingqing01 7845005,guoshengCS 14105589,heavengate 12605721,kuke 3064195,Superjomn 328693,lanxianghit 47554610,cyj1986 39645414,hutuxian 11195205,frankwhzhang 20274488,nepeplwu 45024560,Dianhai 5086632,JiabinYang 22361972,chenwhql 22561442. 
          if [ "${API_FILE}" == "paddle/fluid/API.spec" ];then
            APPROVALS=`echo ${approval_line}|python ${PADDLE_ROOT}/tools/check_pr_approval.py 2 7534971 14105589 12605721 3064195 328693 47554610 39645414 11195205 20274488 45024560 ` 
          elif [ "${API_FILE}" == "paddle/fluid/op_use_default_grad_op_maker.spec" ];then
            APPROVALS=`echo ${approval_line}|python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 32832641 6836917`
          elif [ "${API_FILE}" == "CMakeLists.txt" ];then
            APPROVALS=`echo ${approval_line}|python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 6836917 46782768 30176695`
          elif [ "${API_FILE}" == "python/paddle/fluid/__init__.py" ];then
             APPROVALS=`echo ${approval_line}|python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 6836917 47554610`
          elif [ "${API_FILE}" == "python/requirements.txt" ];then
             APPROVALS=`echo ${approval_line}|python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 6836917 22361972`
          else
            APPROVALS=`echo ${approval_line}|python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 21351065 3048612 46782768 30176695 12538138 6836917 32832641`
          fi
          echo "current pr ${GIT_PR_ID} got approvals: ${APPROVALS}"
          if [ "${APPROVALS}" == "FALSE" ]; then
            if [ "${API_FILE}" == "paddle/fluid/API.spec" ];then
              echo "You must have two RD (wanghaoshuang or guoshengCS or heavengate or kuke or Superjomn or lanxianghit or cyj1986 or hutuxian or frankwhzhang or nepeplwu) approval for the api change! ${API_FILE} for the management reason of API interface and API document."
            elif [ "${API_FILE}" == "paddle/fluid/op_use_default_grad_op_maker.spec" ];then
              echo "You must have one RD (sneaxiy (Recommend) or luotao1) approval for the api change! ${API_FILE} for the management of grad_op memory optimization."
            elif [ "${API_FILE}" == "CMakeLists.txt" ];then
              echo "You must have one RD (luotao1 or chengduoZH or XiaoguangHu01) approval for the cmakelist change! ${API_FILE} for the management reason of the Compilation parameter."
            elif [ "${API_FILE}" == "python/requirements.txt" ];then
              echo "You must have one RD (JiabinYang (Recommend) or luotao1) approval for the python/requirements.txt change! ${API_FILE} for the management reason of the Compilation parameter."
            elif [ "${API_FILE}" == "python/paddle/fluid/__init__.py" ];then
              echo "You must have one RD (lanxianghit (Recommend) or luotao1) approval for the python/paddle/fluid/__init__.py change! ${API_FILE} for the management reason of the environment variables."
            else
              echo "You must have one RD (XiaoguangHu01,chengduoZH,Xreki,luotao1,sneaxiy,tensor-tang) approval for the api change! ${API_FILE} for the management reason of the underlying code for fluid."
            fi
            exit 1
          fi
      fi
    done

    HAS_CONST_CAST=`git diff -U0 upstream/$BRANCH |grep -o -m 1 "const_cast" || true`
    if [ ${HAS_CONST_CAST} ] && [ "${GIT_PR_ID}" != "" ]; then
        APPROVALS=`curl -H "Authorization: token ${GITHUB_API_TOKEN}" https://api.github.com/repos/PaddlePaddle/Paddle/pulls/${GIT_PR_ID}/reviews?per_page=10000 | \
        python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 21351065 3048612 46782768 30176695 12538138 6836917 32832641`
        echo "current pr ${GIT_PR_ID} got approvals: ${APPROVALS}"
        if [ "${APPROVALS}" == "FALSE" ]; then
            echo "You must have one RD (XiaoguangHu01,chengduoZH,Xreki,luotao1,sneaxiy,tensor-tang) approval for the usage (either add or delete) of const_cast."
            exit 1
        fi
    fi
    
    HAS_DEFINE_FLAG=`git diff -U0 upstream/$BRANCH |grep -o -m 1 "DEFINE_int32" |grep -o -m 1 "DEFINE_bool" | grep -o -m 1 "DEFINE_string" || true`
    if [ ${HAS_DEFINE_FLAG} ] && [ "${GIT_PR_ID}" != "" ]; then
        APPROVALS=`curl -H "Authorization: token ${GITHUB_API_TOKEN}" https://api.github.com/repos/PaddlePaddle/Paddle/pulls/${GIT_PR_ID}/reviews?per_page=10000 | \
        python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 47554610` 
        echo "current pr ${GIT_PR_ID} got approvals: ${APPROVALS}"
        if [ "${APPROVALS}" == "FALSE" ]; then
            echo "You must have one RD lanxianghit approval for the usage (either add or delete) of DEFINE_int32/DEFINE_bool/DEFINE_string flag."
            exit 1
        fi
    fi

    HAS_PADDLE_ENFORCE_FLAG=`git diff -U0 upstream/$BRANCH |grep -v "PADDLE_ENFORCE_" |grep -o -m 1 "PADDLE_ENFORCE" || true`
    if [ ${HAS_PADDLE_ENFORCE_FLAG} ] && [ "${GIT_PR_ID}" != "" ]; then
        APPROVALS=`curl -H "Authorization: token ${GITHUB_API_TOKEN}" https://api.github.com/repos/PaddlePaddle/Paddle/pulls/${GIT_PR_ID}/reviews?per_page=10000 | \
        python ${PADDLE_ROOT}/tools/check_pr_approval.py 1 6836917 47554610 22561442`
        echo "current pr ${GIT_PR_ID} got approvals: ${APPROVALS}"
        if [ "${APPROVALS}" == "FALSE" ]; then
            echo "PADDLE_ENFORCE will be deprecated soon. Please use PADDLE_ENFORCE_EQ/NE/GT/GE/LT/LE or PADDLE_ENFORCE_NOT_NULL instead."
            echo "You must have one RD (chenwhql (Recommend) , luotao1 (Recommend) or lanxianghit) approval for the usage (either add or delete) of PADDLE_ENFORCE. "
            exit 1
        fi
    fi
}


function single_test() {
    TEST_NAME=$1
    if [ -z "${TEST_NAME}" ]; then
        echo -e "${RED}Usage:${NONE}"
        echo -e "${BOLD}${SCRIPT_NAME}${NONE} ${BLUE}single_test${NONE} [test_name]"
        exit 1
    fi
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    if [ ${WITH_TESTING:-ON} == "ON" ] ; then
    cat <<EOF
    ========================================
    Running ${TEST_NAME} ...
    ========================================
EOF
        ctest --output-on-failure -R ${TEST_NAME}
    fi
}

function bind_test() {
    # the number of process to run tests
    NUM_PROC=6

    # calculate and set the memory usage for each process
    MEM_USAGE=$(printf "%.2f" `echo "scale=5; 1.0 / $NUM_PROC" | bc`)
    export FLAGS_fraction_of_gpu_memory_to_use=$MEM_USAGE

    # get the CUDA device count
    CUDA_DEVICE_COUNT=$(nvidia-smi -L | wc -l)

    for (( i = 0; i < $NUM_PROC; i++ )); do
        cuda_list=()
        for (( j = 0; j < $CUDA_DEVICE_COUNT; j++ )); do
            s=$[i+j]
            n=$[s%CUDA_DEVICE_COUNT]
            if [ $j -eq 0 ]; then
                cuda_list=("$n")
            else
                cuda_list="$cuda_list,$n"
            fi
        done
        echo $cuda_list
        # CUDA_VISIBLE_DEVICES http://acceleware.com/blog/cudavisibledevices-masking-gpus
        # ctest -I https://cmake.org/cmake/help/v3.0/manual/ctest.1.html?highlight=ctest
        env CUDA_VISIBLE_DEVICES=$cuda_list ctest -I $i,,$NUM_PROC --output-on-failure &
    done
    wait
}

EXIT_CODE=0;
function caught_error() {
 for job in `jobs -p`; do
        # echo "PID => ${job}"
        if ! wait ${job} ; then
            echo "At least one test failed with exit code => $?" ;
            EXIT_CODE=1;
        fi
    done
}

function card_test() {
    set -m

    # get the CUDA device count
    CUDA_DEVICE_COUNT=$(nvidia-smi -L | wc -l)

    testcases=$1
    if (( $# > 1 )); then
        cardnumber=$2
        if (( $cardnumber > $CUDA_DEVICE_COUNT )); then
            cardnumber=$CUDA_DEVICE_COUNT
        fi
    else
        cardnumber=$CUDA_DEVICE_COUNT
    fi

    if [[ "$testcases" == "" ]]; then
        return 0
    fi

    trap 'caught_error' CHLD

    NUM_PROC=$[CUDA_DEVICE_COUNT/$cardnumber]
    for (( i = 0; i < $NUM_PROC; i++ )); do
        # CUDA_VISIBLE_DEVICES http://acceleware.com/blog/cudavisibledevices-masking-gpus
        # ctest -I https://cmake.org/cmake/help/v3.0/manual/ctest.1.html?highlight=ctest
        cuda_list=()
        for (( j = 0; j < cardnumber; j++ )); do
            if [ $j -eq 0 ]; then
                    cuda_list=("$[i*cardnumber]")
                else
                    cuda_list="$cuda_list,$[i*cardnumber+j]"
            fi
        done
        if [ ${TESTING_DEBUG_MODE:-OFF} == "ON" ] ; then
            if [[ $cardnumber == $CUDA_DEVICE_COUNT ]]; then
                ctest -I $i,,$NUM_PROC -R "($testcases)" -V &
            else
                env CUDA_VISIBLE_DEVICES=$cuda_list ctest -I $i,,$NUM_PROC -R "($testcases)" -V &
            fi
        else
            if [[ $cardnumber == $CUDA_DEVICE_COUNT ]]; then
                ctest -I $i,,$NUM_PROC -R "($testcases)" --output-on-failure &
            else
                # echo "env CUDA_VISIBLE_DEVICES=$cuda_list ctest -I $i,,$NUM_PROC -R \"($testcases)\" --output-on-failure &"
                env CUDA_VISIBLE_DEVICES=$cuda_list ctest -I $i,,$NUM_PROC -R "($testcases)" --output-on-failure &
            fi
        fi
    done

    wait; # wait for all subshells to finish
    set +m
}

function parallel_test_base() {
    if [ ${WITH_TESTING:-ON} == "ON" ] ; then
    cat <<EOF
    ========================================
    Running unit tests in parallel way ...
    ========================================
EOF

set +x
        EXIT_CODE=0;
        test_cases=$(ctest -N -V) # get all test cases
        exclusive_tests=''        # cases list which would be run exclusively
        single_card_tests=''      # cases list which would take one graph card
        multiple_card_tests=''    # cases list which would take multiple GPUs, most cases would be two GPUs
        is_exclusive=''           # indicate whether the case is exclusive type
        is_multicard=''           # indicate whether the case is multiple GPUs type
        while read -r line; do
            if [[ "$line" == "" ]]; then
                continue
            fi
                read matchstr <<< $(echo "$line"|grep -oEi 'Test[ \t]+#')
                if [[ "$matchstr" == "" ]]; then
                    # Any test case with LABELS property would be parse here
                    # RUN_TYPE=EXCLUSIVE mean the case would run exclusively
                    # RUN_TYPE=DIST mean the case would take two graph GPUs during runtime
                    read is_exclusive <<< $(echo "$line"|grep -oEi "RUN_TYPE=EXCLUSIVE")
                    read is_multicard <<< $(echo "$line"|grep -oEi "RUN_TYPE=DIST")
                    continue
                fi
                read testcase <<< $(echo "$line"|grep -oEi "\w+$")

                if [[ "$is_multicard" == "" ]]; then
                  # trick: treat all test case with prefix "test_dist" as dist case, and would run on 2 GPUs
                  read is_multicard <<< $(echo "$testcase"|grep -oEi "test_dist")
                fi

                if [[ "$is_exclusive" != "" ]]; then
                    if [[ "$exclusive_tests" == "" ]]; then
                        exclusive_tests="^$testcase$"
                    else
                        exclusive_tests="$exclusive_tests|^$testcase$"
                    fi
                elif [[ "$is_multicard" != "" ]]; then
                    if [[ "$multiple_card_tests" == "" ]]; then
                        multiple_card_tests="^$testcase$"
                    else
                        multiple_card_tests="$multiple_card_tests|^$testcase$"
                    fi
                else
                    if [[ "$single_card_tests" == "" ]]; then
                        single_card_tests="^$testcase$"
                    else
                        single_card_tests="$single_card_tests|^$testcase$"
                    fi
                fi
                is_exclusive=''
                is_multicard=''
                matchstr=''
                testcase=''
        done <<< "$test_cases";

        card_test "$single_card_tests" 1    # run cases with single GPU
        card_test "$multiple_card_tests" 2  # run cases with two GPUs
        card_test "$exclusive_tests"        # run cases exclusively, in this cases would be run with 4/8 GPUs
        if [[ "$EXIT_CODE" != "0" ]]; then
            exit 8;
        fi
set -ex
    fi
}

function parallel_test() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    parallel_test_base
}

function gen_doc_lib() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    cat <<EOF
    ========================================
    Building documentation library ...
    In /paddle/build
    ========================================
EOF
    cmake .. \
        -DCMAKE_BUILD_TYPE=Release \
        -DWITH_GPU=OFF \
        -DWITH_MKL=OFF \

    local LIB_TYPE=$1
    case $LIB_TYPE in
      full)
        # Build full Paddle Python module. Will timeout without caching 'copy_paddle_pybind' first
        make -j `nproc` framework_py_proto copy_paddle_pybind paddle_python
        ;;
      pybind)
        # Build paddle pybind library. Takes 49 minutes to build. Might timeout
        make -j `nproc` copy_paddle_pybind
        ;;
      proto)
        # Even smaller library.
        make -j `nproc` framework_py_proto
        ;;
      *)
        exit 0
        ;;
      esac
}

function gen_html() {
    cat <<EOF
    ========================================
    Converting C++ source code into HTML ...
    ========================================
EOF
    export WOBOQ_OUT=${PADDLE_ROOT}/build/woboq_out
    mkdir -p $WOBOQ_OUT
    cp -rv /woboq/data $WOBOQ_OUT/../data
    /woboq/generator/codebrowser_generator \
    	-b ${PADDLE_ROOT}/build \
    	-a \
    	-o $WOBOQ_OUT \
    	-p paddle:${PADDLE_ROOT}
    /woboq/indexgenerator/codebrowser_indexgenerator $WOBOQ_OUT
}

function gen_dockerfile() {
    # Set BASE_IMAGE according to env variables
    CUDA_MAJOR="$(echo $CUDA_VERSION | cut -d '.' -f 1).$(echo $CUDA_VERSION | cut -d '.' -f 2)"
    CUDNN_MAJOR=$(echo $CUDNN_VERSION | cut -d '.' -f 1)
    if [[ ${WITH_GPU} == "ON" ]]; then
        BASE_IMAGE="nvidia/cuda:${CUDA_MAJOR}-cudnn${CUDNN_MAJOR}-runtime-ubuntu16.04"
    else
        BASE_IMAGE="ubuntu:16.04"
    fi

    DOCKERFILE_GPU_ENV=""
    DOCKERFILE_CUDNN_DSO=""
    DOCKERFILE_CUBLAS_DSO=""
    if [[ ${WITH_GPU:-OFF} == 'ON' ]]; then
        DOCKERFILE_GPU_ENV="ENV LD_LIBRARY_PATH /usr/lib/x86_64-linux-gnu:\${LD_LIBRARY_PATH}"
        DOCKERFILE_CUDNN_DSO="RUN ln -sf /usr/lib/x86_64-linux-gnu/libcudnn.so.${CUDNN_MAJOR} /usr/lib/x86_64-linux-gnu/libcudnn.so"
        DOCKERFILE_CUBLAS_DSO="RUN ln -sf /usr/local/cuda/targets/x86_64-linux/lib/libcublas.so.${CUDA_MAJOR} /usr/lib/x86_64-linux-gnu/libcublas.so"
    fi

    cat <<EOF
    ========================================
    Generate ${PADDLE_ROOT}/build/Dockerfile ...
    ========================================
EOF

    cat > ${PADDLE_ROOT}/build/Dockerfile <<EOF
    FROM ${BASE_IMAGE}
    MAINTAINER PaddlePaddle Authors <paddle-dev@baidu.com>
    ENV HOME /root
EOF

    if [[ ${WITH_GPU} == "ON"  ]]; then
        NCCL_DEPS="apt-get install -y --allow-change-held-packages libnccl2=2.4.7-1+cuda${CUDA_MAJOR} libnccl-dev=2.4.7-1+cuda${CUDA_MAJOR} || true"
    else
        NCCL_DEPS="true"
    fi

    PADDLE_VERSION="paddle version"
    CMD='"paddle", "version"'

    if [ "$1" == "cp35-cp35m" ]; then
        cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
    ADD python/dist/*.whl /
    # run paddle version to install python packages first
    RUN apt-get update && ${NCCL_DEPS}
    RUN apt-get install -y wget python3 python3-pip libgtk2.0-dev dmidecode python3-tk && \
        pip3 install opencv-python py-cpuinfo==5.0.0 && pip3 install /*.whl; apt-get install -f -y && \
        apt-get clean -y && \
        rm -f /*.whl && \
        ${PADDLE_VERSION} && \
        ldconfig
    ${DOCKERFILE_CUDNN_DSO}
    ${DOCKERFILE_CUBLAS_DSO}
    ${DOCKERFILE_GPU_ENV}
EOF
    elif [ "$1" == "cp36-cp36m" ]; then
        cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
    ADD python/dist/*.whl /
    # run paddle version to install python packages first
    RUN apt-get update && ${NCCL_DEPS}
    RUN apt-get install -y make build-essential libssl-dev zlib1g-dev libbz2-dev \
        libreadline-dev libsqlite3-dev wget curl llvm libncurses5-dev libncursesw5-dev \
        xz-utils tk-dev libffi-dev liblzma-dev
    RUN mkdir -p /root/python_build/ && wget -q https://www.sqlite.org/2018/sqlite-autoconf-3250300.tar.gz && \
        tar -zxf sqlite-autoconf-3250300.tar.gz && cd sqlite-autoconf-3250300 && \
        ./configure -prefix=/usr/local && make -j8 && make install && cd ../ && rm sqlite-autoconf-3250300.tar.gz && \
        wget -q https://www.python.org/ftp/python/3.6.0/Python-3.6.0.tgz && \
        tar -xzf Python-3.6.0.tgz && cd Python-3.6.0 && \
        CFLAGS="-Wformat" ./configure --prefix=/usr/local/ --enable-shared > /dev/null && \
        make -j8 > /dev/null && make altinstall > /dev/null
    RUN apt-get install -y libgtk2.0-dev dmidecode python3-tk && \
        pip3.6 install opencv-python && pip3.6 install /*.whl; apt-get install -f -y && \
        apt-get clean -y && \
        rm -f /*.whl && \
        ${PADDLE_VERSION} && \
        ldconfig
    ${DOCKERFILE_CUDNN_DSO}
    ${DOCKERFILE_CUBLAS_DSO}
    ${DOCKERFILE_GPU_ENV}
EOF
    elif [ "$1" == "cp37-cp37m" ]; then
        cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
    ADD python/dist/*.whl /
    # run paddle version to install python packages first
    RUN apt-get update && ${NCCL_DEPS}
    RUN apt-get install -y make build-essential libssl-dev zlib1g-dev libbz2-dev \
        libreadline-dev libsqlite3-dev wget curl llvm libncurses5-dev libncursesw5-dev \
        xz-utils tk-dev libffi-dev liblzma-dev
    RUN wget -q https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz && \
        tar -xzf Python-3.7.0.tgz && cd Python-3.7.0 && \
        CFLAGS="-Wformat" ./configure --prefix=/usr/local/ --enable-shared > /dev/null && \
        make -j8 > /dev/null && make altinstall > /dev/null
    RUN apt-get install -y libgtk2.0-dev dmidecode python3-tk && \
        pip3.7 install opencv-python && pip3.7 install /*.whl; apt-get install -f -y && \
        apt-get clean -y && \
        rm -f /*.whl && \
        ${PADDLE_VERSION} && \
        ldconfig
    ${DOCKERFILE_CUDNN_DSO}
    ${DOCKERFILE_CUBLAS_DSO}
    ${DOCKERFILE_GPU_ENV}
EOF
    else
        cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
    ADD python/dist/*.whl /
    # run paddle version to install python packages first
    RUN apt-get update && ${NCCL_DEPS}
    RUN apt-get install -y wget python-pip python-opencv libgtk2.0-dev dmidecode python-tk && easy_install -U pip && \
        pip install /*.whl; apt-get install -f -y && \
        apt-get clean -y && \
        rm -f /*.whl && \
        ${PADDLE_VERSION} && \
        ldconfig
    ${DOCKERFILE_CUDNN_DSO}
    ${DOCKERFILE_CUBLAS_DSO}
    ${DOCKERFILE_GPU_ENV}
EOF
    fi

    cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
    # default command shows the paddle version and exit
    CMD [${CMD}]
EOF
}

function gen_fluid_lib() {
    mkdir -p ${PADDLE_ROOT}/build
    cd ${PADDLE_ROOT}/build
    cat <<EOF
    ========================================
    Generating fluid library for train and inference ...
    ========================================
EOF
    parallel_number=`nproc`
    if [[ "$1" != "" ]]; then
      parallel_number=$1
    fi
    cmake .. -DWITH_DISTRIBUTE=OFF -DON_INFER=ON -DCUDA_ARCH_NAME=${CUDA_ARCH_NAME:-Auto} -DCUDA_ARCH_BIN=${CUDA_ARCH_BIN}

    make -j ${parallel_number} fluid_lib_dist
    make -j ${parallel_number} inference_lib_dist
}

function tar_fluid_lib() {
    cat <<EOF
    ========================================
    Taring fluid library for train and inference ...
    ========================================
EOF
    cd ${PADDLE_ROOT}/build
    cp -r fluid_install_dir fluid
    tar -czf fluid.tgz fluid
    cp -r fluid_inference_install_dir fluid_inference
    tar -czf fluid_inference.tgz fluid_inference
}

function test_fluid_lib() {
    cat <<EOF
    ========================================
    Testing fluid library for inference ...
    ========================================
EOF
    cd ${PADDLE_ROOT}/paddle/fluid/inference/api/demo_ci
    ./run.sh ${PADDLE_ROOT} ${WITH_MKL:-ON} ${WITH_GPU:-OFF} ${INFERENCE_DEMO_INSTALL_DIR} \
             ${TENSORRT_INCLUDE_DIR:-/usr/local/TensorRT/include} \
             ${TENSORRT_LIB_DIR:-/usr/local/TensorRT/lib}
    ./clean.sh
}


function build_document_preview() {
    sh /paddle/tools/document_preview.sh ${PORT}
}


function example() {
    pip install /paddle/build/python/dist/*.whl
    paddle version
    cd ${PADDLE_ROOT}/python/paddle/fluid
    python sampcd_processor.py cpu 
    if [ "$?" != "0" ];then
      echo "Code instance execution failed"
      exit 1
    fi
}


function main() {
    local CMD=$1
    local parallel_number=$2
    init
    case $CMD in
      build_only)
        cmake_gen ${PYTHON_ABI:-""}
        build ${parallel_number}
        ;;
      build_and_check)
        cmake_gen ${PYTHON_ABI:-""}
        build ${parallel_number}
        assert_api_not_changed ${PYTHON_ABI:-""}
        assert_api_spec_approvals
        example
        ;;
      build)
        cmake_gen ${PYTHON_ABI:-""}
        build ${parallel_number}
        gen_dockerfile ${PYTHON_ABI:-""}
        assert_api_spec_approvals
        ;;
      combine_avx_noavx)
        combine_avx_noavx_build
        gen_dockerfile ${PYTHON_ABI:-""}
        ;;
      combine_avx_noavx_build_and_test)
        combine_avx_noavx_build
        gen_dockerfile ${PYTHON_ABI:-""}
        parallel_test_base
        ;;
      test)
        parallel_test
        ;;
      single_test)
        single_test $2
        ;;
      bind_test)
        bind_test
        ;;
      gen_doc_lib)
        gen_doc_lib $2
        ;;
      html)
        gen_html
        ;;
      dockerfile)
        gen_dockerfile ${PYTHON_ABI:-""}
        ;;
      fluid_inference_lib)
        cmake_gen ${PYTHON_ABI:-""}
        gen_fluid_lib ${parallel_number}
        tar_fluid_lib
        test_fluid_lib
        ;;
      check_style)
        check_style
        ;;
      cicheck)
        cmake_gen ${PYTHON_ABI:-""}
        build ${parallel_number}
        parallel_test
        ;;
      cicheck_brpc)
        cmake_gen ${PYTHON_ABI:-""}
        build ${parallel_number}
        run_brpc_test
        ;;
      assert_api)
        assert_api_not_changed ${PYTHON_ABI:-""}
        assert_api_spec_approvals
        ;;
      test_inference)
        gen_fluid_lib ${parallel_number}
        test_fluid_lib
        ;;
      assert_api_approvals)
        assert_api_spec_approvals
        ;;
      maccheck)
        cmake_gen ${PYTHON_ABI:-""}
        build_mac
        run_mac_test ${PYTHON_ABI:-""} ${PROC_RUN:-1}
        ;;
      macbuild)
        cmake_gen ${PYTHON_ABI:-""}
        build_mac
        ;;
      cicheck_py35)
        cmake_gen ${PYTHON_ABI:-""}
        build ${parallel_number}
        parallel_test
        ;;
      cmake_gen)
        cmake_gen ${PYTHON_ABI:-""}
        ;;
      gen_fluid_lib)
        gen_fluid_lib ${parallel_number}
        ;;
      test_fluid_lib)
        test_fluid_lib
        ;;
      document)
        cmake_gen ${PYTHON_ABI:-""}
        build ${parallel_number}
        build_document_preview
        ;;
      api_example)
        example
        ;;
      *)
        print_usage
        exit 1
        ;;
      esac
}

main $@