code: def test_lambdas_with_free_var(self):
      code = """
              items = [(lambda: i) for i in range(5)]
              y = [x() for x in items]
          """
      outputs = {"y": [4, 4, 4, 4, 4]}
      self._check_in_scopes(code, outputs)
  
imports: import doctest
  import textwrap
  import types
  import unittest
label_desc: Use image node_id 3 for calling the ListComprehensionTest obj's underlying member method code with example usage: obj.test_lambdas_with_free_var() without return types