Python 3’s f-Strings : An Improved String Formatting Syntax (Guide) ¶
As of Python 3.6, f-strings are a great new way to format strings.
Not only are they more readable, more concise, and less prone to error than other ways of formatting, but they are also faster !
By the end of this article, you will learn how and why to start using f-strings today.
But first, here’s what life was like before f-strings, back when you had to walk to school uphill both ways in the snow.