code: def _exclude_blacklisted_paths(self, paths: Set[str]) -> Set[str]:
      return {
          p
          for p in paths
          if not self._folder_black_list.is_blacklisted(p)
      }
  
imports: import collections
  import os
  import sys
  import types
  from typing import Callable, Dict, List, Optional, Set
  from streamlit import config, file_util
  from streamlit.folder_black_list import FolderBlackList
  from streamlit.logger import get_logger
  from streamlit.source_util import get_pages
  from streamlit.watcher.path_watcher import NoOpPathWatcher, get_default_path_watcher_class
label_desc: Use image node_id 12 for calling the LocalSourcesWatcher obj's underlying member method code with example usage: obj._exclude_blacklisted_paths(paths) and returns: unknown