Chapter 1: Introduction to Python

Python kya hai?

Python ek high-level, interpreted, aur general-purpose language hai.
High-level: Matlab easy to understand syntax.
Interpreted: Line by line execute hota hai.
General-purpose: Har field mein kaam aata hai - Web Dev, AI, Data Science, etc.

Python ke Features

• Simple Syntax: Readable and beginner-friendly.
• Free & Open Source: No license needed.
• Cross-platform: Windows, macOS, Linux sab pe chalta hai.
• Large Library: Built-in tools and 3rd-party packages ka ocean.

Python Installation

Step 1: Go to python.org
Step 2: Download as per your OS.
Step 3: Install karte waqt “Add Python to PATH” tick zaroor karein.
Step 4: Verify install: python --version ya python3 --version

Python Code Kaise Run Karein?

1. Terminal/Command Line

Direct terminal mein likho:

Fir likho:

2. Using IDEs

VS Code: Lightweight aur customizable.
PyCharm: Best for advanced Python devs.
Jupyter Notebook: Ideal for data visualization.

Python Example Code

Simple print statement:

Variable ke saath example: