class_docstr: Read contents of compressed file as a filesystem with one file inside.
code: def _get_dirs(self):
      if self.dir_cache is None:
          f = {
              **self.file.fs.info(self.file.path),
              "name": self.uncompressed_name,
          }
          self.dir_cache = {f["name"]: f}
  
imports: import os
  from typing import Optional
  import fsspec
  from fsspec.archive import AbstractArchiveFileSystem
  from fsspec.utils import DEFAULT_BLOCK_SIZE
label_desc: Use image node_id 3 for calling the BaseCompressedFileFileSystem obj's underlying member method code with example usage: obj._get_dirs() without return types