1 #!/usr/bin/env python 2 3 class A: 4 pass 5 6 class B(A): 7 pass 8 9 class C: 10 pass 11 12 a = A() 13 b = B() 14 c = C() 15 16 result_1 = a.__class__ is A and 1 or 0 17 result_2 = b.__class__ is B and 2 or 0 18 result_3 = c.__class__ is C and 3 or 0 19 20 # vim: tabstop=4 expandtab shiftwidth=4