code: def tearDown(self):
      if not test_gdb():
          return
  
      try:
          super(GdbDebuggerTestCase, self).tearDown()
          if self.p:
              try:
                  self.p.stdout.close()
              except:
                  pass
              try:
                  self.p.stderr.close()
              except:
                  pass
              self.p.wait()
      finally:
          os.remove(self.gdb_command_file)
  
imports: import os
  import re
  import sys
  import shutil
  import warnings
  import textwrap
  import unittest
  import tempfile
  import subprocess
  from distutils import ccompiler
  import runtests
  import Cython.Distutils.extension
  import Cython.Distutils.old_build_ext
  from Cython.Debugger import Cygdb
label_desc: Use image node_id 2 for calling the GdbDebuggerTestCase obj's underlying member method code with example usage: obj.tearDown() without return types