I have indicated those which don't do anything visually. These strings may contain replacement fields, which are expressions delimited by curly braces. There's a community for whatever you're interested in on reddit.

And python, not being a lazy. Is there some syntax that works for this? L specifies that a following a, a, e, e, f, f, g, or g conversion specifier applies to a long double argument.

Reddit is a network of communities where people can dive into their interests, hobbies and passions. The same rules specified for fprintf apply for printf, sprintf and similar functions. Here are two ways it does not work. When using an f in front of a string, all the variables inside curly brackets are read and replaced by their value.