code: def test_int_memoryview(self):
      self.assertEqual(int(memoryview(b"123")[1:3]), 23)
      self.assertEqual(int(memoryview(b"123\x00")[1:3]), 23)
      self.assertEqual(int(memoryview(b"123 ")[1:3]), 23)
      self.assertEqual(int(memoryview(b"123A")[1:3]), 23)
      self.assertEqual(int(memoryview(b"1234")[1:3]), 23)
  
imports: import sys
  import time
  import unittest
  from unittest import mock
  from test import support
  from test.test_grammar import VALID_UNDERSCORE_LITERALS, INVALID_UNDERSCORE_LITERALS
label_desc: Use image node_id 12 for calling the IntTestCases obj's underlying member method code with example usage: obj.test_int_memoryview() without return types