code: def test_matrix_power_of_two(self, xp, dtype):
      a = xp.eye(23, k=17, dtype=dtype) + xp.eye(23, k=-6, dtype=dtype)
      return xp.linalg.matrix_power(a, 1 << 50)
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy import testing
label_desc: Use image node_id 8 for calling the TestMatrixPower obj's underlying member method code with example usage: obj.test_matrix_power_of_two(xp, dtype) and returns: xp