code: def test_ellipsis_index(test_images):
      img = iio.v3.imread(
          test_images / "chelsea.png", plugin="PNG-PIL", index=...
      )
      assert img.shape == (1, 300, 451, 3)
  
      props = iio.v3.improps(
          test_images / "chelsea.png",
          plugin="PNG-PIL",
          index=...,
      )
      assert props.shape == (1, 300, 451, 3)
  
      metadata = iio.v3.immeta(
          test_images / "chelsea.png",
          plugin="PNG-PIL",
          index=0,
          exclude_applied=False,
      )
      assert metadata == {}
  
imports: import imageio
  import pytest
label_desc: Use image node_id 2 for calling a global function with example usage: test_ellipsis_index(test_images) without return types