code: def I(n):
      return "  " * n
  
imports: import collections
  import contextlib
  import itertools
  import json
  import os
  import typing
  from pytext.config import ConfigBase, ExportConfig, PyTextConfig
  from pytext.config.component import Registry
  from pytext.config.serialize import config_to_json
  from pytext.utils.file_io import PathManager
  from sphinx.ext.napoleon import GoogleDocstring
  from sphinx.pycode import ModuleAnalyzer
label_desc: Use image node_id 6 for calling a global function with example usage: I(n) and returns: unknown