What are f-strings in Python 3.12?

Can you explain what f-strings are in Python 3.12?

F-strings, or formatted string literals, allow you to embed expressions inside string literals, using curly braces.

How do I use f-strings to format numbers?

You can format numbers in f-strings by specifying format specifiers within the curly braces, like this: {value:.2f}.

Can f-strings handle multiple variables?

Yes, you can include multiple variables in an f-string, like this: f'The value is {value1} and the total is {value2}'.

Are there any performance benefits to using f-strings?

Yes, f-strings are generally faster than other formatting methods like % formatting or str.format() because they are evaluated at runtime.