With python you can use the := to assign and return new value.

My one 3 is terrible. Keys dying after 2 or 3 years.

I use poetry and it works really well. I would consider it solved but that doesn’t mean there isn’t the possibility of a better solution.

What is the principle for manual cars?

Probably “Passion of the Christ”. It was really hard to watch, didn’t make it to the end.