code: def setUp(self):
      self.old_compute_type = cupy._core.get_compute_type(self.dtype)
      cupy._core.set_compute_type(self.dtype, self.compute_type)
  
imports: import operator
  import unittest
  import numpy
  import pytest
  import cupy
  from cupy._core import _routines_linalg
  from cupy import testing
label_desc: Use image node_id 1 for calling the _TestMatmulComputeTypes obj's underlying member method code with example usage: obj.setUp() without return types