Python Installation 

Before you can start coding in Python, you need to install it on your computer. Here are the steps to install Python:

Steps to Install Python on Windows

Download Python:

• Visit the official Python website.
• Navigate to the Downloads section, and click on the latest Python version for Windows. The installer file (e.g., python-<version>.exe) will begin downloading.

Run the Installer:

• Locate the downloaded installer in your Downloads folder.
• Double-click the installer to launch the Python setup wizard.

Check "Add Python to PATH":

• On the first setup screen, check the box that says "Add Python to PATH" (very important to run Python from the command prompt).
• Click Install Now to begin the installation with the default settings.

Wait for Installation to Complete:

• The installation process will take a few moments. Once it's finished, you'll see a confirmation screen saying Setup was successful.

Verify Installation:

• Open the Command Prompt:
• Press Win + R, type cmd, and press Enter.

  If Python is installed correctly, it will display the installed Python version (e.g., Python 3.x.x).  

Test Python:

• In the Command Prompt, type  
• This will open the Python interactive shell.
• You can type simple commands like

Simple Python Program

Optional:

• If you need an Integrated Development Environment (IDE), you can install IDLE (comes with Python), or use tools like VS Code, PyCharm, or Jupyter Notebook.

Installing Python on macOS:

Follow these steps to install the latest version of Python on your Mac

Visit the Official Python Website

• Go to the Python website 
• Click on the Downloads section.
• The website will automatically detect your operating system and show the latest Python version for macOS. Click Download Python <version>

Run the Installer

• Locate the downloaded .pkg file (e.g., python-<version>.pkg) in your Downloads folder.
• Double-click .pkg file to launch the installer.

Follow the Installation Prompts

• The installer will open with a welcome screen. click Continue.
• Review the license agreement, then click Agree to proceed.
• Select the installation location and click Install.
• If prompted, enter your Mac`s administrator password to authorize the installation.
  
  

Verify Python Installation

• Open the Terminal (you can search for it in Spotlight by passing cmd + Space and typing "Terminal").
• Type the following command to check if Python is installed and its version.

• you should see the installed version of Python.

Set Up PATH (Optional)

On macOS, Python 3 is generally added to the PATH automatically. If you encounter issues, you may need to PATH manually.

• Open your terminal and type.

(Replace  ~/.zshrc  with ~/.bash_profile if you're using Bash shell instead of Zsh)

• Add the following line to include Python in your PATH

• Save the file by pressing ctrl + o then Enter ,  and exit with Ctrl + X.
• Reload the shell configuration

Install pip (Optional) 

Pip is Python's package manager and usually comes pre-installed with the latest Python. Verify it by typing

if pip isn't installed you can install it with.