`mp` (core) — 4 functions

Function	Returns	Description
`mp.print(...)`	void	Print to Script Console output (also replaces global `print`)
`mp.sleep(ms)`	void	Pause for `ms` milliseconds without blocking the GUI
`mp.check_stop()`	bool	`true` if user pressed Stop — check in long loops

For version info, use mp.app.version() (MultiProg build) and mp.app.script_api_version() (scripting API version).

Example

for i = 1, 1000 do
    if mp.check_stop() then
        mp.log.warn("Cancelled at iteration " .. i)
        return
    end
    mp.print("Working " .. i)
    mp.sleep(50)
end

Example​

Example