import inctest error = 0 try: a = inctest.A() except: print "didn't find A" print "therefore, I didn't include 'testdir/subdir1/hello.i'" error = 1 pass try: b = inctest.B() except: print "didn't find B" print "therefore, I didn't include 'testdir/subdir2/hello.i'" error = 1 pass if error == 1: raise RuntimeError