Python is a versatile, readable programming language ideal for beginners and experts alike. Please read the official documentation to learn more.

Python by Example is a hands-on introduction to Python using annotated example programs. Check out the first example or browse the full list below.

Unless stated otherwise, examples assume Python 3.10 or later. Try to upgrade to the latest version if something isn't working.

• Hello World
• Values
• Variables
• Constants
• For Loops
• While Loops
• If/Else
• Match
• Break and Continue

• Lists
• Slicing
• Tuples
• Dictionaries
• Sets
• Sorting
• Collections

• Functions
• Multiple Return Values
• Variadic Functions
• Lambdas
• Map and Filter
• Closures
• Scope
• Recursion
• Decorators

• Range and Enumerate
• Comprehensions
• Generators

• Classes
• Methods
• Inheritance
• Properties
• Dataclasses
• Enums
• Type Hints

• Exceptions
• Custom Exceptions
• Context Managers

• Modules
• Packages

• Async Basics
• Async Concurrency
• Async Queues

• Strings
• String Formatting
• Regular Expressions

• JSON
• JSON Files
• CSV Files

• Time
• Time Formatting

• Reading Files
• Writing Files
• File Paths
• Directories
• Temporary Files

• Command-Line Arguments
• Argparse
• Subprocess
• Environment Variables

• Testing
• Logging

• HTTP Client
• HTTP Server

• Random Numbers
• Exit

Licensed under CC BY 4.0.

by Dariush Abbasi | source