code: def test_tuple_unpacking(self):
      test_self = self
  
      class Resolver(type_inference.Resolver):
          def res_arg(
              self, ns, types_ns, f_name, name, type_anno, f_is_local
          ):
              return {list}
  
          def res_value(self, ns, value):
              return {int}
  
          def res_slice(
              self, ns, types_ns, node_or_slice, value, slice_
          ):
              test_self.assertIn(node_or_slice, (0, 1))
              test_self.assertSetEqual(value, {list})
              test_self.assertSetEqual(slice_, {int})
              if node_or_slice == 0:
                  return {float}
              else:
                  return {str}
  
      def test_fn(t):
          a, b = t
          return a, b
  
      node, _ = TestTranspiler(Resolver).transform(test_fn, None)
      fn_body = node.body
  
      self.assertTypes(fn_body[1].value, ((float, str),))
      self.assertTypes(fn_body[1].value.elts[0], float)
      self.assertTypes(fn_body[1].value.elts[1], str)
  
imports: import unittest
  from typing import Any, Callable, List
  from nvidia.dali._autograph.pyct import anno
  from nvidia.dali._autograph.pyct import cfg
  from nvidia.dali._autograph.pyct import qual_names
  from nvidia.dali._autograph.pyct import transpiler
  from nvidia.dali._autograph.pyct.static_analysis import activity
  from nvidia.dali._autograph.pyct.static_analysis import reaching_definitions
  from nvidia.dali._autograph.pyct.static_analysis import reaching_fndefs
  from nvidia.dali._autograph.pyct.static_analysis import type_inference
label_desc: Use image node_id 27 for calling the TypeInferenceAnalyzerTest obj's underlying member method code with example usage: obj.test_tuple_unpacking() and returns: a,  b, unknown, unknown, unknown, unknown