code: def test_buffers(self):
      buf = ctypes.create_unicode_buffer("abc")
      self.assertEqual(len(buf), 3 + 1)
  
      buf = ctypes.create_unicode_buffer("ab\xe4\xf6\xfc")
      self.assertEqual(buf[:], "ab\xe4\xf6\xfc\0")
      self.assertEqual(buf[::], "ab\xe4\xf6\xfc\0")
      self.assertEqual(buf[::-1], "\x00\xfc\xf6\xe4ba")
      self.assertEqual(buf[::2], "a\xe4\xfc")
      self.assertEqual(buf[6:5:-1], "")
  
file_path: cpython/Lib/test/test_ctypes/test_unicode.py
imports: import _ctypes_test
  import ctypes
  import unittest
label_desc: Use image node_id 2 for calling the UnicodeTestCase obj's underlying member method code with example usage: obj.test_buffers() without return types