code: def load_experiment_config(s):
      if isinstance(s, str) and s.lower() == "stdin":
          json = commentjson.load(sys.stdin)
      else:
          json = ua.argparse_schema(us.Json)(s)
  
      return validate_experiment_config(json)
  
imports: from __future__ import absolute_import, division, print_function
  import argparse
  import itertools
  import re
  import sys
  from collections import ChainMap
  from typing import Any, Dict, List, Optional, Tuple, Union
  import commentjson
  import caliban.util
  import caliban.util.argparse
  import caliban.util.schema
label_desc: Use image node_id 12 for calling a global function with example usage: load_experiment_config(s) and returns: validate_experiment_config