Install pyenv and python 3.8.2

pyenv and python install.sh

# Origianl url:
# https://gist.githubusercontent.com/grammy-jiang/bd07d16412b0f250063b703cf988190b/raw
# Shorten url:
# https://git.io/JfLCd
# install pyenv and python 3.9.6
# Usage:
# foo@bar:~$ curl --location --show-error --silent https://git.io/JfLCd | bash -s - 3.9.6

set -x

if [ -z "$1" ]; then
  echo "No python version supplied, use defautl version 3.9.6 instead."
  PYTHON_VERSION="3.9.6"
else
  echo "Python version $1 is going to be installed."
  PYTHON_VERSION=$1
fi

sudo -s -- <<EOF
apt update
if ! [ -x "$(command -v curl)" ]; then
  apt install --yes curl
fi
if ! [ -x "$(command -v git)" ]; then
  apt install --yes git
fi
EOF

if ! [ -x "$(command -v pyenv)" ]; then
  curl https://pyenv.run | bash
  echo "
export PATH=\"\$HOME/.pyenv/bin:\$PATH\"
eval \"\$(pyenv init -)\"
eval \"\$(pyenv virtualenv-init -)\"

export PYTHON_CONFIGURE_OPTS=\"--enable-shared\"" | tee -a ~/.bashrc > /dev/null

  export PATH="$HOME/.pyenv/bin:$PATH"
  eval "$(pyenv init -)"
  eval "$(pyenv virtualenv-init -)"

  export PYTHON_CONFIGURE_OPTS="--enable-shared"
else
  pyenv update
fi

sudo -s -- <<EOF
apt install --yes build-essential libbz2-dev libffi-dev libgdbm-compat-dev libgdbm-dev liblzma-dev libreadline-dev libsqlite3-dev libssl-dev zlib1g-dev tk-dev uuid-dev
EOF

PYTHON_CONFIGURE_OPTS="--enable-shared" pyenv install $PYTHON_VERSION

echo $PYTHON_VERSION | tee -a ~/.pyenv/version > /dev/null

PATH="$PYENV_ROOT/versions/$PYTHON_VERSION/bin:$PATH" pip install -U pip setuptools

pyenv versions

This script only supports Ubuntu now.

Usage

foo@bar:~$ curl --location --show-error --silent https://git.io/JfLCd | bash -s - 3.9.6

Test in the docker image ubuntu:latest

foor@bar:~$ apt update && \
apt install --yes curl sudo && \
curl --location --show-error --silent https://git.io/JfLCd | bash -s - 3.9.6

TODO

• Support more Linux distributions
• More informative

Install dependencies on Fedora:

foo@bar:~$ sudo dnf install -y \
    bzip2-devel \
    gdbm-devel \
    libffi-devel \
    libnsl2-devel \
    libuuid-devel \
    openssl-devel \
    readline-devel \
    sqlite-devel \
    tk-devel \
    zlib-devel