def test_is_local_label(self):
    for i in xrange(0,10):
      self.assertEqual(SymbolTable.is_local_label('%dH' % i), True)
      self.assertEqual(SymbolTable.is_local_label('%dh' % i), True)

    for l in '1F 1B blah 10H 123 4Q4'.split():
      self.assertEqual(SymbolTable.is_local_label(l), False)