class_docstr: Supports download and file check for Baidu Cloud links
class_docstr_tok: ["Supports","download","and","file","check","for","Baidu","Cloud","links"]
code: def _isfile(self, path):
      return path in self.cache_map
  
imports: import os
  import logging
  from typing import Any, Optional
  from urllib.parse import urlparse
  import tarfile
  import uuid
  from iopath.common.file_io import PathHandler
  from iopath.common.file_io import HTTPURLHandler
  from iopath.common.file_io import get_cache_dir, file_lock
  from iopath.common.download import download
  from ..base_catalog import PathManager
label_desc: Use image node_id 2 for calling the PaddleModelURLHandler obj's underlying member method code with example usage: obj._isfile(path) and returns: unknown