code: def is_config(self, config_path: str) -> bool:
      config_path = self._normalize_file_name(config_path)
      try:
          files = resources.files(self.path)
      except (ValueError, ModuleNotFoundError, TypeError):
          return False
      res = files.joinpath(config_path)
      ret = res.exists() and res.is_file()
      assert isinstance(ret, bool)
      return ret
  
file_path: hydra/hydra/_internal/core_plugins/importlib_resources_config_source.py
imports: import os
  import sys
  import zipfile
  from typing import TYPE_CHECKING, Any, List, Optional
  from omegaconf import OmegaConf
  from hydra.core.object_type import ObjectType
  from hydra.plugins.config_source import ConfigLoadError, ConfigResult, ConfigSource
label_desc: Use image node_id 7 for calling the ImportlibResourcesConfigSource obj's underlying member method code with example usage: obj.is_config(config_path) and returns: ret, False