code: def test_dispatch_update(self):
      self.run_test(
          "def dispatch_update(s, d): set.update(s, s); dict.update(d,d); s.update(s); d.update(d); return s, d",
          {1},
          {1: 1},
          dispatch_update=[Set[int], Dict[int, int]],
      )
  
imports: import pythran
  from pythran.tests import TestEnv
  import numpy
  from tempfile import mkstemp
  import unittest
  from pythran.typing import List, Set, Dict, NDArray
label_desc: Use image node_id 23 for calling the TestNormalizeMethods obj's underlying member method code with example usage: obj.test_dispatch_update() without return types