code: def test_examples():
      # reload configuration
      importlib.reload(chartify)
  
      excluded_examples = ["chart_show"]
      public_examples = [
          attr
          for attr in dir(chartify.examples)
          if callable(getattr(chartify.examples, attr))
          and not attr.startswith("_")
          and attr not in excluded_examples
      ]
      # Disable chart rendering
      chartify.examples._OUTPUT_FORMAT = None
      for example in public_examples:
          getattr(chartify.examples, example)()
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_examples() without return types