Type Hints & Static Typing

Generics, Protocols & Advanced Typing

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TypeVar and Generic: Writing Reusable Typed Code

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IN THIS LESSON

YOU’RE LEARNING TO

↗define and use TypeVar and Generic to write type-safe, reusable container classes and functions

↗use Protocol for structural (duck-type) typing without inheritance

↗annotate callables with Callable and define structured dicts with TypedDict

↗use Literal to restrict values to a specific set and explain when advanced typing pays off