code: def doc(self):
      testfn = getattr(self.testcase, self.testfn_name)
      return testfn.__doc__ or ""
  
imports: import os
  from os.path import join, basename, abspath, splitext, isfile, isdir, normpath, exists
  import sys
  import getopt
  import glob
  import time
  import unittest
  import importlib
  import logging
  import textwrap
  import traceback
label_desc: Use image node_id 9 for calling the Test obj's underlying member method code with example usage: obj.doc() and returns: unknown