pyenv install 2021

pyenv_install.md

sudo apt-get install -y git make build-essential libssl-dev zlib1g-dev libbz2-dev libreadline-dev libsqlite3-dev wget curl llvm libncurses5-dev
curl -L https://raw.githubusercontent.com/yyuu/pyenv-installer/master/bin/pyenv-installer | bash

sudo vim ~/.bashrc

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

source ~/.bashrc

pyenv install -l
pyenv install 3.8.7
pyenv versions
pyenv global 3.8.7
pyenv versions
python -V

https://github.com/pyenv/pyenv-update

pyenv_on_mac.md

type on .bash_profile

export PYENV_ROOT=~/.pyenv
export PATH="${PYENV_ROOT}/shims:${PATH}"
export PATH

https://gist.github.com/luzfcb/1a7f64adf5d12c2d357d0b4319fe9dcd

python3.6.0 -m pip install pip setuptools wheel virtualenv virtualenvwrapper -U
python -m pip install pip setuptools wheel virtualenv virtualenvwrapper -U
pyenv versions
pyenv install 3.8.6
pyenv versions
pyenv global 3.8.6
pyenv versions
python -V

pyenv global 3.9.6 3.8.9 system

Update because last version of pyenv and Python 3.9.6

if ! grep -Eq "^[#]{4}[[:space:]]pyenv[[:space:]]config$" "${HOME}/.bashrc" ; then echo -e "\n\nsetup pyenv configuration:\nThe following content was inserted at the end of the ${HOME}/.bashrc file\n"; echo -e '\n#### pyenv config\nif [ -f "$HOME/.pyenv/bin/pyenv" ] && ! type -P pyenv &>/dev/null ; then\n  export PYTHON_CONFIGURE_OPTS="--enable-shared"\n  export CFLAGS="-O2"\n  export PYTHON_BUILD_ARIA2_OPTS="-x 10 -k 1M"\n  export PYENV_ROOT="${HOME}/.pyenv"\n  export PATH="${PYENV_ROOT}/bin:${PATH}"\n  eval "$(pyenv init --path)"\n  eval "$(pyenv init -)"\n  eval "$(pyenv virtualenv-init -)"\n  if [[ ! "$(pyenv which python)" == "/usr/bin/python" ]] ; then \n    pyenv virtualenvwrapper_lazy;\n  fi\nfi\n#### pyenv config end' | tee --append "${HOME}/.bashrc"; source "${HOME}/.bashrc"; else  echo -e "\n\npyenv configuration already installed in ${HOME}/.bashrc"; fi