code: def test_char_p(self):
      # This didn't work: bad argument to internal function
      s = c_char_p(b"hiho")
      self.assertEqual(cast(cast(s, c_void_p), c_char_p).value, b"hiho")
  
file_path: cpython/Lib/test/test_ctypes/test_cast.py
imports: import sys
  import unittest
  from ctypes import Structure, Union, POINTER, cast, sizeof, addressof, c_void_p, c_char_p, c_wchar_p, c_byte, c_short, c_int
label_desc: Use image node_id 5 for calling the Test obj's underlying member method code with example usage: obj.test_char_p() without return types