code: def callback(self, *args):
      self.got_args = args
      return args[-1]
  
imports: import functools
  import unittest
  from ctypes import *
  from ctypes.test import need_symbol
  import _ctypes_test
label_desc: Use image node_id 1 for calling the Callbacks obj's underlying member method code with example usage: obj.callback() and returns: args