code: def setUp(self):
      self.elementsize = support.calcobjsize("5P")
      # extra
      self.extra = struct.calcsize("PnnP4P")
  
imports: import io
  import struct
  from test import support
  from test.support.import_helper import import_fresh_module
  import types
  import unittest
label_desc: Use image node_id 1 for calling the SizeofTest obj's underlying member method code with example usage: obj.setUp() without return types