Vypl
Vypl is a term that can refer to several different things, primarily in the context of programming and software development. One common interpretation is that it is a shorthand or a typo for "vimpl", which in turn is often used as a colloquial term for the Vi text editor or its improved descendant, Vim. Vim is a highly configurable text editor that is popular among programmers and system administrators for its efficiency and extensibility. It's known for its modal editing paradigm, where different modes are used for different tasks like inserting text, navigating, or executing commands.
Another possibility is that "vypl" is an abbreviation or a specific command within a particular software environment