pyenv cheat sheet

pyenv_command.sh

# List all available versions
$ pyenv versions
    system

# Install Python3 on machine as full binary
$ pyenv install 3.5.2

# Create virtualenv out of 3.5.2
$ pyenv virtualenv 3.5.2 developer
$ pyenv activate developer
$ which python
$ python -V

# Install Python 2 on a machine as a full binary
$ pyenv install 2.7.12

# Create a Python 3 virtualenv
$ pyenv virtualenv 2.7.12 systems
$ pyenv activate developer
$ which python
$ python -V