code: def _clear_imageio():
      # Remove ourselves from sys.modules to force an import
      for key in list(sys.modules.keys()):
          if key.startswith("imageio"):
              del sys.modules[key]
  
imports: import os
  import sys
  import pytest
label_desc: Use image node_id 3 for calling a global function with example usage: _clear_imageio() without return types