code: def test_eigvalsh(self, xp, dtype):
      a = xp.array([[1, 0, 3], [0, 5, 0], [7, 0, 9]], dtype)
      w = xp.linalg.eigvalsh(a, UPLO=self.UPLO)
      # NumPy, cuSOLVER, rocSOLVER all sort in ascending order,
      # so they should be directly comparable
      return w
  
imports: import numpy
  import pytest
  import cupy
  from cupy.cuda import driver
  from cupy.cuda import runtime
  from cupy import testing
label_desc: Use image node_id 4 for calling the TestEigenvalue obj's underlying member method code with example usage: obj.test_eigvalsh(xp, dtype) and returns: w