code: def _exec_future(self, code):
      scope = {}
      exec("from __future__ import annotations\n" + code, scope)
      return scope
  
imports: import __future__
  import ast
  import unittest
  from test.support import import_helper
  from test.support.script_helper import spawn_python, kill_python
  from textwrap import dedent
  import os
  import re
  import sys
label_desc: Use image node_id 3 for calling the AnnotationsFutureTestCase obj's underlying member method code with example usage: obj._exec_future(code) and returns: scope