code: def setUp(self):
      self.old = os.environ.get(visible)
  
imports: import operator
  import os
  import shutil
  import subprocess
  import sys
  import tempfile
  import unittest
  from unittest import mock
  import numpy
  import pytest
  import cupy
  import cupyx
label_desc: Use image node_id 1 for calling the TestNotAvailable obj's underlying member method code with example usage: obj.setUp() without return types