# arg is either "up" or "down"
define-command visual-vertical -params 1 %{
	execute-keys %sh{
		distance=$($kak_config/scripts/nav.py "$kak_session" "$kak_cursor_line" "$kak_cursor_column" "$kak_window_width" "$kak_buf_line_count" "$kak_buffile" "$1")
		echo "$distance"
	}
}