code: def setup(app):
      app.add_directive("testcode", TestCodeBlockDirective)
      return {
          "version": "builtin",
          "parallel_read_safe": False,
          "parallel_write_safe": False,
      }
  
file_path: mlflow/docs/source/testcode_block.py
imports: import textwrap
  import importlib
  import inspect
  import functools
  import re
  from pathlib import Path
  from sphinx.directives.code import CodeBlock
label_desc: Use image node_id 5 for calling a global function with example usage: setup(app) and returns: dict