How to Install and Use Pyenv

0.1 Contents

• 0.2 Pyenv
  • 0.2.1 Install the pyenv
  • 0.2.2 Change versions

0.2 Pyenv

0.2.1 Install the pyenv

brew install pyenv-virtualenv

Add the following line to .zshrc or .zprofile to run pyenv

# python env auto activation
eval "$(pyenv init -)"
eval "$(pyenv virtualenv-init -)"
if which pyenv-virtualenv-init > /dev/null; then eval "$(pyenv virtualenv-init -)"; fi

To run pyenv in the current session, run

source ~/.zshrc

Install python version List all available python version

pyenv install —list 

Install a specific version

pyenv install $VERSION 

List all installed versions

P

0.2.2 Change versions

Set the global python version for the system

pyenv global $VERSION

Set local version

pyenv local $VERSION 

Create a specific virtualenv for repo

pyenv virtualenv $PYTHON_VERSION $NAME

Use virtualenv for repo

pyenv local $NAME