Learn how to use Python’s optional type-hinting syntax to create cleaner and more useful code. Topics ... How to use template strings in Python 3.14. May 14, 2025 6 mins. Show me more. Popular ...

Part of Python's ease of use comes from its extensive list of data types, which include powerful collection types, such as lists. Similarly, the Python "string" type functions as a collection type ...

Python 3.14 has a new feature called the template string, or t-string, type. A t-string superficially resembles an f-string, but it’s designed to do something very different.

I've grabbed Sequence from the typing module, which includes all three Python sequence types—strings, lists and tuples. Once I do that, all of the mypy problems disappear, because all of the arguments ...

But remember that dirname isn't a string; rather, it's a Path object. And / is a Python operator, which means that it can be overloaded and redefined for different types. If you forget and try to ...