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 ...

Learn how to use different methods and tools to determine the length of a string in Python, such as the len() function, the sys.getsizeof() function, and the re.findall() function.

You can also accept Python-native types at the function boundary, ... How to use template strings in Python 3.14. May 14, 2025 6 mins. feature. The best new features and fixes in Python 3.14.