code: def uri_cache_size_100_gb():
      var = f"RAY_RUNTIME_ENV_{URI_CACHING_TEST_PLUGIN_NAME}_CACHE_SIZE_GB".upper()
      with mock.patch.dict(
          os.environ,
          {
              var: "100",
          },
      ):
          print("Set URI cache size for UriCachingTestPlugin to 100 GB")
          yield
  
imports: import asyncio
  import logging
  import os
  from pathlib import Path
  import time
  from unittest import mock
  import tempfile
  import json
  from typing import List
  import pytest
  import ray
  from ray._private.runtime_env.context import RuntimeEnvContext
  from ray._private.runtime_env.plugin import RuntimeEnvPlugin
  from ray._private.test_utils import enable_external_redis, wait_for_condition
  from ray.exceptions import RuntimeEnvSetupError
  from ray.runtime_env.runtime_env import RuntimeEnv
label_desc: Use image node_id 7 for calling a global function with example usage: uri_cache_size_100_gb() without return types