Python Type Hints - Annotate Variables, Functions & Classes (Tutorial #29)

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Taught by Celeste AI - AI Coding Coach
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Description
Learn Python type hints! In this tutorial, you will learn how to annotate your code with types to make it clearer, catch bugs earlier, and improve your development experience. What you will learn: - Variable annotations with str, int, float, and bool - Function parameter and return type hints - The typing module: List, Dict, Optional, Union, Tuple - Type aliases for readable complex types - Type checking with mypy Timestamps: 0:00 - Introduction 0:22 - Basic Hints Explained 0:49 - Basic Hints Demo 3:00 - Typing Module Explained 3:27 - Typing Module Demo 6:11 - Task Manager Explained 6:38 - Task Manager Demo 10:02 - Recap 10:37 - End Source code: https://github.com/GoCelesteAI/python_type_hints Previous: Lesson 28 - Unit Testing Next: Lesson 30 - File I/O Coming soon! --- Python Tutorial for Beginners playlist - Learn Python from scratch with hands-on coding demos. #Python #TypeHints #PythonTutorial #LearnPython #PythonForBeginners #CodingTutorial #typing #mypy #annotations Tags

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PythonType HintsPython Tutorialtyping moduleannotationsmypyListDictOptionalUnionTupletype aliasPython for beginnerslearn Pythoncoding tutorial
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Duration

11:33

Published

February 11, 2026

Added to Codegiz

March 15, 2026

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