Skip to main content

pyenv

version control

Links

pyenv is a simple, yet powerful tool for managing multiple Python versions on Unix-like systems. It allows developers to easily switch between different Python versions, ensuring compatibility across various projects. By isolating Python versions, pyenv helps prevent conflicts and simplifies the development workflow.

oaicite:1

Usage Example​

Here’s how to use pyenv to install and switch between Python versions:

  1. Install a specific Python version:

    pyenv install 3.8.10

    This command downloads and installs Python 3.8.10.

    oaicite:2

  2. Set the global Python version:

    pyenv global 3.8.10

    This sets Python 3.8.10 as the default version for all shells.

    oaicite:3

  3. Set a local Python version for a project:

    Navigate to your project directory and run:

    pyenv local 3.7.9

    This sets Python 3.7.9 as the version for the current directory, overriding the global version.

    oaicite:4

  4. View installed Python versions:

    pyenv versions

    This lists all Python versions installed via pyenv.

    oaicite:5