Cloud Client Libraries for Python are compatible with all currentactive andmaintenance versions of Python. For more information about Cloud Client Libraries, seeClient libraries explained.To see currently supported Python versions, seeSupported Versions.

For new development

New feature development uses the currentactive andmaintenance versions of Python.

Keeping production systems current

Keeping your production systems on supported Python versions is the best way toensure that you receive critical security and bug fixes. For new applications, it is recommended that you use the newestactively supported version.

After a Python version goesend-of-life,the version is no longer supported and does not receive critical updates. If youare using anend-of-life version of Python, we recommend that you update as soon as possible to anactively supported version.

Legacy support

Cloud Client Libraries for Python support legacy versions of Python runtimes ona best effort basis. When possible,critical patches and bug fixes might bereleased for prior major Python versions.

Where to find version information

The individual GitHub repositories list the versions of Python that theysupport. You can find an index of all Cloud Client Libraries for Python and thecorresponding repositories athttps://github.com/GoogleAPIs/google-cloud-python.