Tutorial

Python Tutorial

A practical guide to Python programming, from basics to productive code. Covers syntax, data structures, OOP, the standard library, and idiomatic patterns.

Tutorial·Difficulty: Beginner·11 chapters·Updated Dec 23, 2025

Chapters

About this tutorial

A practical guide to Python programming, from basics to productive code.

Contents

FileDescription
01-basics.mdInstallation, REPL, syntax fundamentals
02-data-types.mdStrings, numbers, booleans, None
03-control-flow.mdConditionals, loops, match statements
04-functions.mdDefining functions, args, decorators
05-data-structures.mdLists, dicts, sets, tuples, comprehensions
06-oop.mdClasses, inheritance, dunder methods
07-modules-packages.mdImports, packages, virtual environments
08-file-handling.mdReading, writing, paths, context managers
09-error-handling.mdExceptions, try/except, custom errors
10-standard-library.mdEssential stdlib modules
11-pythonic-patterns.mdIdiomatic Python, best practices

Prerequisites

  • Terminal/command line basics
  • Any text editor or IDE

Quick Start

# Check Python version (need 3.10+)
python3 --version

# Start interactive REPL
python3

# Run a script
python3 script.py

Why Python?

  • Readable syntax that emphasizes clarity
  • Massive ecosystem of libraries
  • Great for scripting, automation, data science, web backends
  • Rapid prototyping and development