1 #!/usr/bin/env python 2 3 class A: 4 pass 5 6 class B: 7 x = A 8 9 class C: 10 x = A 11 12 class D: 13 x = type 14 15 result_3 = C.x is A and 3 or 0 16 result_4 = D.x is type and 4 or 0 17 18 # vim: tabstop=4 expandtab shiftwidth=4