In Vim you can already push marked text through any shell command, including python scripts that read from stdin. You could probably make this work with a few l

In Vim you can already push marked text through any shell command, including python scripts that read from stdin. You could probably make this work with a few lines and a keybinding. I rarely need more than the builtin macro system though, as macros can basically do anything including regex-based search it can do any formatting or change as long as the steps stay the same each iteration.