code: def _clear_provider_cache():
      global _provider_instances
      _provider_instances = {}
  
imports: import copy
  import json
  import logging
  import os
  from typing import Any, Dict
  import yaml
  from ray.autoscaler._private.loader import load_function_or_class
label_desc: Use image node_id 24 for calling a global function with example usage: _clear_provider_cache() without return types