Engine.runAndWait

Bonjour,

runAndWait() →  

Blocks while processing all currently queued commands. Invokes callbacks for engine notifications appropriately. Returns when all commands queued before this call are emptied from the queue.

https://pyttsx3.readthedocs.io/en/latest/engine.html

https://www.google.com/search?q=engine.runAndWait%28%29

.