def test_cycle_length(self): self.assertEqual(my_module.cycle_length(7), 6) self.assertEqual(my_module.cycle_length(17), 16) self.assertEqual(my_module.cycle_length(8), 0)
import my_module lengths = [] for d in range(2, 1001): lengths.append(my_module.cycle_length(d)) print(lengths.index(max(lengths)) + 2)