code: def test_nested_lambda(self):
      b = 2
  
      def f(x):
          g = lambda x: b + x
          return g(x)
  
      tr = TestTranspiler()
      f, _, _ = tr.transform(f, None)
  
      self.assertEqual(f(1), 2 - 1)
  
imports: import threading
  import unittest
  import gast
  from nvidia.dali._autograph.pyct import transformer
  from nvidia.dali._autograph.pyct import transpiler
label_desc: Use image node_id 9 for calling the PyToPyTest obj's underlying member method code with example usage: obj.test_nested_lambda() and returns: g