code: def test_same_array(self):
      for xp in (numpy, cupy):
          a = xp.array([1, 2, 3])
          assert xp.shares_memory(a, a) is True
  
imports: import numpy
  import unittest
  import cupy
  from cupy import testing
label_desc: Use image node_id 2 for calling the TestSharesMemory obj's underlying member method code with example usage: obj.test_same_array() without return types