code: def test_dump():
      # Arrange
      c = b"abc"
      # Temporarily redirect stdout
      old_stdout = sys.stdout
      sys.stdout = mystdout = StringIO()
  
      # Act
      IptcImagePlugin.dump(c)
  
      # Reset stdout
      sys.stdout = old_stdout
  
      # Assert
      assert mystdout.getvalue() == "61 62 63 \n"
  
file_path: pillow-simd/Tests/test_file_iptc.py
imports: import sys
  from io import StringIO
  from PIL import Image, IptcImagePlugin
  from .helper import hopper
label_desc: Use image node_id 5 for calling a global function with example usage: test_dump() without return types