code: def load_demo(uri: str) -> hip.Experiment:
      if uri in README_DEMOS:
          return README_DEMOS[uri]()
      raise hip.ExperimentFetcherDoesntApply()
  
imports: import csv
  import random
  import uuid
  import json
  import math
  import re
  import ast
  import glob
  import os
  import importlib
  import importlib.util
  import typing
  from pathlib import Path
  from .None import experiment
  from .fetchers_demo import README_DEMOS
label_desc: Use image node_id 4 for calling a global function with example usage: load_demo(uri) and returns: README_DEMOS