code: def test_c_char_p(self):
      s = b"Hello, World"
      refcnt = sys.getrefcount(s)
      cs = c_char_p(s)
      self.assertEqual(refcnt + 1, sys.getrefcount(s))
      self.assertSame(cs._objects, s)
  
file_path: cpython/Lib/test/test_ctypes/test_internals.py
imports: import sys
  import unittest
  from ctypes import Structure, POINTER, c_char_p, c_int
label_desc: Use image node_id 3 for calling the ObjectsTestCase obj's underlying member method code with example usage: obj.test_c_char_p() without return types