Installing Python

Or download the installer from python.org.

macOS

# Via Homebrew (recommended)
brew install python@3.12

# Verify
python3 --version

Or download the installer from python.org.

Windows

1. Download from python.org/downloads
2. During installation: make sure to check “Add Python to PATH”
3. Verify:

python --version

Linux (Ubuntu/Debian)

sudo apt update
sudo apt install python3 python3-pip python3-venv

python3 --version

pyenv — version management

# Install pyenv (macOS/Linux)
curl https://pyenv.run | bash

# Install a specific version
pyenv install 3.12.0
pyenv global 3.12.0  # globally
pyenv local 3.11.0   # for the current directory

python --version  # 3.11.0

Verifying the installation

python3 --version      # Python 3.12.0
python3 -m pip --version
python3 -c "print('Hello, Python!')"

IDLE — the built-in IDE

python3 -m idlelib

A simple editor and interactive console to get started.

Recommended setup

Python 3.11+ (LTS)
+ VS Code with the Python extension
+ venv virtual environment