code: def test_normal2(self):
      assert internal.get_c_contiguity((3, 1, 3), (6, 100, 2), 2)
  
imports: import math
  import unittest
  import numpy
  import pytest
  from cupy._core import internal
  from cupy import testing
label_desc: Use image node_id 4 for calling the TestGetCContiguity obj's underlying member method code with example usage: obj.test_normal2() without return types