classes.tuple: fix stack effect, didn't mean to commit change.
classes.tuple: fix stack effect, didn't mean to commit change.

AlexIljin/factor,bjourne/factor,AlexIljin/factor,bpollack/factor,bjourne/factor,tgunr/factor,factor/factor,mrjbq7/factor,bjourne/factor,factor/factor,slavapestov/factor,nicolas-p/factor,AlexIljin/factor,factor/factor,nicolas-p/factor,mrjbq7/factor,factor/factor,bjourne/factor,factor/factor,bpollack/factor,mrjbq7/factor,nicolas-p/factor,AlexIljin/factor,slavapestov/factor,tgunr/factor,slavapestov/factor,bjourne/factor,slavapestov/factor,tgunr/factor,factor/factor,slavapestov/factor,bjourne/factor,AlexIljin/factor,bpollack/factor,mrjbq7/factor,nicolas-p/factor,AlexIljin/factor,slavapestov/factor,bpollack/factor,bpollack/factor,bpollack/factor,nicolas-p/factor,mrjbq7/factor,nicolas-p/factor,tgunr/factor,AlexIljin/factor,tgunr/factor,nicolas-p/factor,bjourne/factor,slavapestov/factor,mrjbq7/factor,bpollack/factor,tgunr/factor