shell $ git clone https://github.com/pyenv/pyenv.git ~/.pyenv shell $ echo 'export PYENV_ROOT="$HOME/.pyenv"' >> ~/.bashrc $ echo 'export PATH="$PYENV_ROOT/bin:$PATH"' >> ~/.bashrc $ echo 'eval "$(pyenv init --path)"' >> ~/.bashrc $ echo 'eval "$(pyenv virtualenv-init -)"' >> ~/.bashrc shell $ source ~/.bashrc shell $ pyenv install --list shell $ pyenv install 3.9.0 shell $ pyenv versions shell $ pyenv global 3.9.0 shell $ pyenv local 3.9.0