code: def test_eigh(self, xp, dtype, shape, UPLO):
      a = xp.empty(shape, dtype)
      assert a.size == 0
      return xp.linalg.eigh(a, UPLO=UPLO)
  
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 1 for calling the TestEigenvalueEmpty obj's underlying member method code with example usage: obj.test_eigh(xp, dtype, shape, UPLO) and returns: xp