code: def test_open_eps():
      # https://github.com/python-pillow/Pillow/issues/1104
      # Arrange
      FILES = [
          "Tests/images/illu10_no_preview.eps",
          "Tests/images/illu10_preview.eps",
          "Tests/images/illuCS6_no_preview.eps",
          "Tests/images/illuCS6_preview.eps",
      ]
  
      # Act / Assert
      for filename in FILES:
          with Image.open(filename) as img:
              assert img.mode == "RGB"
  
imports: import io
  import pytest
  from PIL import EpsImagePlugin, Image, features
  from .helper import assert_image_similar, assert_image_similar_tofile, hopper, mark_if_feature_version, skip_unless_feature
label_desc: Use image node_id 16 for calling a global function with example usage: test_open_eps() without return types