code: def test_round(self, xp, dtype):
      if dtype == numpy.bool_:
          # avoid cast problem
          a = testing.shaped_random(
              self.shape, xp, scale=10, dtype=dtype
          )
          return xp.around(a, 0)
      if dtype == numpy.float16:
          # avoid accuracy problem
          a = testing.shaped_random(
              self.shape, xp, scale=10, dtype=dtype
          )
          return xp.around(a, 0)
      a = testing.shaped_random(self.shape, xp, scale=100, dtype=dtype)
      return xp.around(a, self.decimals)
  
imports: import unittest
  import warnings
  import numpy
  import pytest
  import cupy
  from cupy import testing
label_desc: Use image node_id 1 for calling the TestRound obj's underlying member method code with example usage: obj.test_round(xp, dtype) and returns: xp, xp, xp