1 class C: 2 class D: 3 class E: 4 def m(self, x): 5 self.x = x 6 l = self.x.__len__ 7 s = self.o 8 return self.o.__len__ 9 n = 123 10 o = "123" 11 p = "456" 12 q = 789 13 14 def main(): 15 c = C 16 d = C.D 17 e = C.D.E 18 f = C.D.E.m 19 g = C.D.E.n 20 h = C.D.p 21 i = C.D.p.__len__ 22 C.D.q = 987 23 inst = e() 24 method = inst.m 25 return method("5") 26 27 result1 = main() 28 c = C 29 d = C.D 30 e = C.D.E 31 f = C.D.E.m 32 g = C.D.E.n 33 h = C.D.p 34 i = C.D.p.__len__ 35 C.D.q = 987 36 inst = e() 37 method = inst.m 38 result2 = method("5")