code: def test_code_replace(self):
      code = """
              x = 3
              [x for x in (1, 2)]
              dir()
              y = [x]
          """
      self._check_in_scopes(code, {"y": [3], "x": 3})
      self._check_in_scopes(
          code, {"y": [3], "x": 3}, exec_func=self._replacing_exec
      )
  
imports: import doctest
  import textwrap
  import types
  import unittest
label_desc: Use image node_id 52 for calling the ListComprehensionTest obj's underlying member method code with example usage: obj.test_code_replace() without return types