code: def test_det(self, xp, dtype):
      a = testing.shaped_arange((2, 2), xp, dtype) + 1
      return xp.linalg.det(a)
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy import testing
  import cupyx
label_desc: Use image node_id 1 for calling the TestDet obj's underlying member method code with example usage: obj.test_det(xp, dtype) and returns: xp