code: def test_while_with_else(self):
      def f(x):
          while x > 2:
              x /= 2
          else:
              x += 1
          return x
  
      self.assertTransformedEquivalent(f, 4)
      self.assertTransformedEquivalent(f, 2)
  
imports: import collections
  from nvidia.dali._autograph.converters import break_statements
  from nvidia.dali._autograph.converters import continue_statements
  from nvidia.dali._autograph.converters import control_flow
  from nvidia.dali._autograph.core import converter_testing
  from nvidia.dali._autograph.utils.all_utils import custom_constant
label_desc: Use image node_id 2 for calling the AdvancedControlFlowTest obj's underlying member method code with example usage: obj.test_while_with_else() and returns: x