typer 0.6.1


Typer, build great CLIs. Easy to code. Based on Python type hints.

Typer, build great CLIs. Easy to code. Based on Python type hints.

Stars: 8548, Watchers: 8548, Forks: 329, Open Issues: 181

The tiangolo/typer repo was created 2 years ago and was last updated 4 hours ago.
The project is extremely popular with a mindblowing 8548 github stars!

How to Install typer

You can install typer using pip

pip install typer

or add it to a project with poetry

poetry add typer

Package Details

Sebastián Ramírez
GitHub Repo


  • Software Development
  • Software Development/Libraries
  • Software Development/Libraries/Application Frameworks
  • Software Development/Libraries/Python Modules
No  typer  pypi packages just yet.


A list of common typer errors.

Code Examples

Here are some typer code examples and snippets.

  • Typer library internals

    This page is all about the typer python library, the contents below is auto-generated by inspecting a python package’s code base.

GitHub Issues

The typer package has 181 open issues on GitHub

  • Optional[Path] = typer.Argument returns TypeError when passed into open()
  • Have Typer help argument take precedence over main() docstring
  • How to input an iterable as a required command-line option when prompted?
  • PEP 604 Support
  • Bypass all callbacks, parameter validation when '–help' is requested on any command/subcommand
  • No autocompletion and syntax highlighting in callback for typer.Context but they work using click.Context
  • Fetching sys.stdin using annotations in a command
  • Support different CLI parser backends
  • subcommand_metavar is not reflected in the help message
  • Tuple type options parses every character as an individual value
  • [QUESTION] why replace "_" with "-" in command name?
  • Fix typo
  • ✨ Add support for custom click.ParamTypes
  • Specifying help for arguments & options in function docstrings
  • Main app with no commands no longer shows callback docstring in v0.4.0

See more issues on GitHub

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