freeipa/doc/api/Str.md

.. _Str:

Str

A parameter for Unicode text (stored in the unicode type).

This class is named Str instead of Unicode so it's aligned with the Python v3 (str, unicode) => (bytes, str) clean-up.

See: http://docs.python.org/3.0/whatsnew/3.0.html

Also see the Bytes parameter.