Python 2 is the legacy version of Python.

To update or switch versions, run pyenv install -v 2 (or 2.6, etc).


These are the files / directories that are created and/or modified with this install:


# pyenv also loads shell hooks via

How to Install python2 on macOS

Install Xcode tools first:

xcode-select --install

How to Install python2 on Linux

Make sure that you already have the necessary build tools installed:

# required
sudo apt update
sudo apt install -y build-essential zlib1g-dev libssl-dev

# recommended
sudo apt install -y libreadline-dev libsqlite3-dev \
                    libffi-dev libbz2-dev liblzma-dev

Cheat Sheet

Unless you know you need Python 2 for a specific purpose, you should probably use Python 3 instead.

For more info see these cheat sheets:


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