python install

install-python.sh

#!/usr/bin/env bash

set -e
if [[ ! -z ${DEBUG} ]]; then
    set -x
fi

ulimit -n 65535 || true

rootdir=/opt/python-workdir

install() {
    echo "------------------------"
    echo "start to install python ${1}..."
    py_name=Python-${1}
    curl https://www.python.org/ftp/python/${1}/${py_name}.tgz -o ${rootdir}/${py_name}.tgz
    tar -xf ${rootdir}/${py_name}.tgz -C ${rootdir}
    rm -rf ${rootdir}/${py_name}.tgz

    cd ${rootdir}/${py_name}
    echo "configure, complie and install..."
    ./configure --enable-optimizations --quiet
    make install --quiet

    rm -rf ${rootdir}/${py_name}
    echo "current python version:"
    python3 --version
    echo "upgrade base packages"
    python3 -m pip install -U pip
    cd -
}

for _v in "$@"
do
    install $_v
done