python

#!/usr/bin/env bash

PY_MIRROR="https://www.python.org"

# Output lists of versions
plug_list_versions() {
    echo $(curl -s "$PY_MIRROR/downloads/" | grep "release-number" | \
                grep -E -o '\s[0-9]+\.[0-9]+\.[0-9]+')
}

# Return full url for tarball for download
plug_url_for_download() {
    local version=$1
    echo "$PY_MIRROR/ftp/python/$version/Python-$version.tgz"
}

plug_install_python_symlink() {
    local env_name=$1
    local env_name_full=$2
    if [ ! -f "$env_name_full/bin/python" ]; then
    (
        cd "$env_name_full/bin"
        ln -s `find . -iname "python?"` python
    )
    fi
}

plug_install_pip() {
    local env_name=$1
    local env_name_full=$2
    if [ ! -f "$env_name_full/bin/pip" ]; then
    (
        nv on --same-shell $env_name >/dev/null
        local get_pip_url="https://bootstrap.pypa.io/get-pip.py"
        local get_pip=$(nv_download_file $get_pip_url "get-pip.py")
        python $get_pip >/dev/null
    )
    fi
}

plug_post_install_actions() {
    plug_install_python_symlink "$@"
    plug_install_pip "$@"
}