from string.templatelib import Template, Interpolation string.templatelib is a new module in the standard library for Python 3.14 that holds the types we need: Template for the type hint to the ...

We’ve long used f-strings in Python to conveniently format variables in a string. Python 3.14 introduces an even more advanced feature in this vein, template strings as defined in PEP 750 .

New Python features. F strings in Python 3.12 have also seen some changes. They have become less finicky, allowing for nested double quotes.