code: def test_basic(self):
      def f(a):
          return a + 1
  
      tr = TestTranspiler()
      f, _, _ = tr.transform(f, None)
  
      self.assertEqual(f(1), 0)
  
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 1 for calling the PyToPyTest obj's underlying member method code with example usage: obj.test_basic() and returns: unknown