code: def testCopy(self):
      self.assertIs(copy.copy(sentinel.whatever), sentinel.whatever)
      self.assertIs(copy.deepcopy(sentinel.whatever), sentinel.whatever)
  
file_path: cpython/Lib/test/test_unittest/testmock/testsentinel.py
imports: import unittest
  import copy
  import pickle
  from unittest.mock import sentinel, DEFAULT
label_desc: Use image node_id 6 for calling the SentinelTest obj's underlying member method code with example usage: obj.testCopy() without return types