class_docstr: Abstract filesystem interface
class_docstr_tok: ["Abstract","filesystem","interface"]
code: def pathsep(self) -> str:
      return "/"
  
imports: import os
  from abc import ABC, abstractmethod
  from urllib.parse import urlparse
  from typing import Union, List, Dict, Tuple, BinaryIO, TextIO, Iterator
  from ...utils import stringify_path
label_desc: Use image node_id 19 for calling the FileSystem obj's underlying member method code with example usage: obj.pathsep() and returns: str