Function help

src/settings.rs:195–199

(parser: lexopt::Parser)

}

fn help(parser: lexopt::Parser) -> ! {
    let usage = USAGE_STRING.replace("{PROG}", parser.bin_name().unwrap_or("rustpython"));
    print!("{usage}");
    std::process::exit(0);
}

fn version() -> ! {
    println!("Python {}", rustpython_vm::version::get_version());