versionadded & friends 

Read about the versionadded directive in the Sphinx docs.

Examples 

versionadded

New in version 4.5

The spam parameter

New in version 3.1

New in version 2.5

The spam parameter

New in version 2.1

versionchanged

Changed in version 8.7

Changed in version 6.0

Namespaces everywhere

deprecated

Deprecated since version 3.1

Use function spam instead.

Deprecated since version 2.7

The following seealso should be re-styled to a more reduced visual appearance:

There’s also a “short form” allowed that looks like this: