Installing Python

Installing Python

To begin writing Python code, you’ll need to install the Python interpreter.

Windows

1. Visit python.org/downloads

2. Download the latest version for Windows.

3. Run the installer and check the box that says Add Python to PATH.

4. Click “Install Now.”

macOS

• Use Homebrew:

  bashCopyEditbrew install python

• Or download the installer from python.org.

Linux

Use your system’s package manager:

bashCopyEditsudo apt install python3  # Debian/Ubuntu
sudo dnf install python3  # Fedora

Verifying the Installation

Open a terminal or command prompt and run:

bashCopyEditpython --version
# or
python3 --version

You should see the installed Python version.

Running Your First Script

1. Open a text editor and write this code:

pythonCopyEditprint("Hello, world!")

2. Save the file as hello.py.

3. Run the file from the terminal:

bashCopyEditpython hello.py
# or
python3 hello.py

You should see:

CopyEditHello, world

Congratulations! You've run your first Python program.