import inherit_missing a = inherit_missing.new_Foo() b = inherit_missing.Bar() c = inherit_missing.Spam() x = inherit_missing.do_blah(a) if x != "Foo::blah": print "Whoa! Bad return", x x = inherit_missing.do_blah(b) if x != "Bar::blah": print "Whoa! Bad return", x x = inherit_missing.do_blah(c) if x != "Spam::blah": print "Whoa! Bad return", x inherit_missing.delete_Foo(a)