1class LockPicker_4MI0600290:
 2    def __init__(self, lock):
 3        self.lock = lock
 4    
 5    def unlock(self):
 6        args_count = self._get_args_count()
 7        args = [None] * args_count
 8        
 9        while True:
10            try:
11                self.lock.pick(*args)
12                return
13            except TypeError as exc:
14                    if exc.position is not None:
15                        args[exc.position - 1] = exc.expected()
16            except ValueError as exc:
17                    if exc.position is not None:
18                        args[exc.position - 1] = exc.expected 
19    
20    def _get_args_count(self):
21        try:
22            self.lock.pick()
23        except TypeError as exc:
24            if exc.position is None:
25                return exc.expected
26        return 0