Levels of installing python

Level 0: “I just want to play with python”

Method 1: Use and online REPL like this: https://repl.it/languages/python

Level 1: “I want python on my computer”

Method 1: just download the latest version of python and go crazy.

Method 2: download brew, use brew to download the latest version of python and go crazy.

Level 2:”I want to properly manage python packages”

Method 1: use virtualenv to create virtually separated environments for each of your projects. Make sure to “freeze” your requirements to a file so you record every version number of every downloaded package.

Extra credit: use virtualenv-wrapper to manage all the virtualenv‘s you will eventually create

Level 9000: “I need to manage package versions AND python versions across computers”

Method 1: use pyenv to manage python versions per project and check this into version control, virtualenv to manage package versions

Extra credit: use pyenv-virtualenv which is a pyenv plugin to “automate” the creation of virtualenv‘s


* other methods are appreciated

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