code: def setUp(self):
      self.open_instance = Open()
      self.image_file_path = create_sample_image()
      try_to_import_cv2()
  
file_path: evadb/test/integration_tests/long/functions/ndarray/test_open.py
imports: import unittest
  from test.util import create_sample_image
  import numpy
  import pandas
  import pytest
  from mock import patch
  from evadb.functions.ndarray.open import Open
  from evadb.utils.generic_utils import try_to_import_cv2
label_desc: Use image node_id 1 for calling the OpenTests obj's underlying member method code with example usage: obj.setUp() without return types