Google Auth Python Library

March 6, 2026 ยท View on GitHub

:NOTE: This github repository is archived. The repository contents and history have moved to google-cloud-python_.

.. _google-cloud-python: https://github.com/googleapis/google-cloud-python/tree/main/packages/google-auth

Google Auth Python Library

|pypi|

This library simplifies using Google's various server-to-server authentication mechanisms to access Google APIs.

.. |pypi| image:: https://img.shields.io/pypi/v/google-auth.svg :target: https://pypi.python.org/pypi/google-auth

Installing

You can install using pip_::

$ pip install google-auth

.. _pip: https://pip.pypa.io/en/stable/

For more information on setting up your Python development environment, please refer to Python Development Environment Setup Guide_ for Google Cloud Platform.

.. _Python Development Environment Setup Guide: https://cloud.google.com/python/docs/setup

Extras

google-auth has few extras that you can install. For example::

$ pip install google-auth[pyopenssl]

Note that the extras pyopenssl and enterprise_cert should not be used together because they use conflicting versions of cryptography_.

.. _cryptography: https://cryptography.io/en/latest/

Supported Python Versions ^^^^^^^^^^^^^^^^^^^^^^^^^ Python >= 3.8

NOTE: Python 3.8 and Python 3.9 were marked as unsupported_ by the python community in October 2024 and October 2025, respectively. We recommend that all developers upgrade to Python 3.10 and newer as soon as they can. Support for end-of-life Python runtimes will be removed from this library in future updates. Previous releases that support end-of-life Python versions will continue to be available for download, but future releases will only target supported versions.

.. _unsupported: https://devguide.python.org/versions/#unsupported-versions

Unsupported Python Versions ^^^^^^^^^^^^^^^^^^^^^^^^^^^

  • Python == 2.7: The last version of this library with support for Python 2.7 was google.auth == 1.34.0.

  • Python 3.5: The last version of this library with support for Python 3.5 was google.auth == 1.23.0.

  • Python 3.6: The last version of this library with support for Python 3.6 was google.auth == 2.22.0.

  • Python 3.7: The last version of this library with support for Python 3.7 was google.auth == 2.45.0.

Documentation

Google Auth Python Library has usage and reference documentation at https://googleapis.dev/python/google-auth/latest/index.html.

Current Maintainers

Authors

  • @theacodes <https://github.com/theacodes>_ (Thea Flowers)
  • @dhermes <https://github.com/dhermes>_ (Danny Hermes)
  • @lukesneeringer <https://github.com/lukesneeringer>_ (Luke Sneeringer)
  • @busunkim96 <https://github.com/busunkim96>_ (Bu Sun Kim)

Contributing

Contributions to this library are always welcome and highly encouraged.

See CONTRIBUTING.rst_ for more information on how to get started.

.. _CONTRIBUTING.rst: https://github.com/googleapis/google-auth-library-python/blob/main/CONTRIBUTING.rst

License

Apache 2.0 - See the LICENSE_ for more information.

.. _the LICENSE: https://github.com/googleapis/google-auth-library-python/blob/main/LICENSE