typing-extensions

Backported and Experimental Type Hints for Python 3.9+

About typing-extensions

Backported and Experimental Type Hints for Python 3.9+

Key Features

  • Backports newer typing features to older Python versions
  • Includes advanced type hints such as Literal and Protocol variants
  • Helps libraries maintain forward compatibility for typing APIs
  • Widely used by FastAPI, Pydantic, and static type checkers

Installation

uv add typing-extensions

Related Tools

Quick Info

Latest Version
4.15.0
First Release
2017
License
Unknown

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