code: def _iter_notebook_flag_replacements(notebook_path, opdef):
      nb_data = _load_notebook(notebook_path)
      if not nb_data:
          return
      for src in _iter_notebook_source(nb_data):
          for name, val in _iter_replacements_for_source(src, opdef):
              yield name, val
  
imports: import ast
  import json
  import logging
  import os
  import re
  from guild import config
  from guild import guildfile
  from guild import model
  from guild import plugin
  from guild import python_util
  from guild import util
  from .None import flags_import_util
label_desc: Use image node_id 11 for calling a global function with example usage: _iter_notebook_flag_replacements(notebook_path, opdef) without return types