Setting Up Environment For Python

Guide to installing Python on Windows, macOS, and Linux systems:

Installing Python on Windows

Step 1: Download Python

• Go to the official Python website: https://www.python.org/downloads/
• Click on Download Python 3.x.x (latest version)

Step 2: Run the Installer

• Double-click the downloaded .exe file
• IMPORTANT: Check the box "Add Python to PATH"
• Click Install Now

Step 3: Verify Installation

Open Command Prompt and type:

python --version

Installing Python on macOS

Option 1: Using the Official Installer

• Visit: https://www.python.org/downloads/mac-osx/
• Download the latest macOS installer (.pkg file)
• Run the installer and follow the instructions

Option 2: Using Homebrew (Recommended for Developers)

1. Open Terminal

2. Install Homebrew (if not installed):

   /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
   

3. Install Python:

   brew install python
   

Verify Installation:

python3 --version

Installing Python on Linux

Python usually comes pre-installed on most Linux distributions. If not, here’s how to install it:

For Debian/Ubuntu-based Systems:

sudo apt update
sudo apt install python3

For Fedora:

sudo dnf install python3

For Arch Linux:

sudo pacman -S python

Verify Installation:

python3 --version

Optional: Install pip (Python Package Manager)

Most installations include pip by default, but if needed:

# On Windows/Mac/Linux if pip is missing
python -m ensurepip --upgrade