code: def get_mdc_fields():
      result = collections.defaultdict(None)
      contexts = vars(logging._mdc)  # type: ignore
      for context_id in sorted(
          contexts, key=lambda x: contexts[x].__creation_time__
      ):
          result.update(**vars(contexts[context_id]))
      return result
  
file_path: upgini/src/upgini/mdc/context.py
imports: import time
  import uuid
  import logging
  import threading
  import collections
  from contextlib import contextmanager
label_desc: Use image node_id 1 for calling a global function with example usage: get_mdc_fields() and returns: result