class_docstr: This manager is used to load plugin json schemas.
code: def clear(cls):
      cls.schemas.clear()
      cls.loaded = False
  
file_path: ray/python/ray/_private/runtime_env/plugin_schema_manager.py
imports: import os
  import logging
  import jsonschema
  from typing import List
  import json
  from ray._private.runtime_env.constants import RAY_RUNTIME_ENV_PLUGIN_SCHEMAS_ENV_VAR, RAY_RUNTIME_ENV_PLUGIN_SCHEMA_SUFFIX
label_desc: Use image node_id 5 for calling the RuntimeEnvPluginSchemaManager obj's underlying member method code with example usage: obj.clear(cls) without return types