code: def test_correct_mode(self):
      im = Image.new("RGBA", (10, 10), 0)
      im.im.color_lut_3d(
          "RGBA", Image.LINEAR, *self.generate_identity_table(3, 3)
      )
  
      im = Image.new("RGBA", (10, 10), 0)
      im.im.color_lut_3d(
          "RGBA", Image.LINEAR, *self.generate_identity_table(4, 3)
      )
  
      im = Image.new("RGB", (10, 10), 0)
      im.im.color_lut_3d(
          "HSV", Image.LINEAR, *self.generate_identity_table(3, 3)
      )
  
      im = Image.new("RGB", (10, 10), 0)
      im.im.color_lut_3d(
          "RGBA", Image.LINEAR, *self.generate_identity_table(4, 3)
      )
  
imports: from array import array
  import pytest
  from PIL import Image, ImageFilter
  from .helper import assert_image_equal
label_desc: Use image node_id 5 for calling the TestColorLut3DCoreAPI obj's underlying member method code with example usage: obj.test_correct_mode() without return types