class_docstr: Dataset metadata (after installation), of a single dataset package.
  
  Contains the local informations of the installed dataset package. This is
  specific to the user.
  
  Attributes:
    package: Source of the dataset package.
    instalation_date: Date of installation of the package
    hash: base64 checksum of the installed files
class_docstr_tok: ["Dataset","metadata","(","after","installation",")",",","of","a","single","dataset","package",".","Contains","the","local","informations","of","the","installed","dataset","package",".","This","is","specific","to","the","user",".","Attributes",":","package",":","Source","of","the","dataset","package",".","instalation_date",":","Date","of","installation","of","the","package","hash",":","base64","checksum","of","the","installed","files"]
docstr: Local path of the package.
docstr_tok: ["Local","path","of","the","package","."]
code: def installation_path(self) -> epath.Path:
      """Local path of the package."""
      name = self.package.name
      sub_dir = f"{_IMPORT_MODULE_NAME}/{name.namespace}/{name.name}/{self.hash}"
      return cache.module_path() / sub_dir
  
imports: import collections
  import dataclasses
  import datetime
  import functools
  import hashlib
  import json
  import tempfile
  from typing import Any, Iterator, List, Optional, Type
  from absl import logging
  from etils import epath
  from tensorflow_datasets.core import dataset_builder
  from tensorflow_datasets.core import naming
  from tensorflow_datasets.core import registered
  from tensorflow_datasets.core import utils
  from tensorflow_datasets.core.community import cache
  from tensorflow_datasets.core.community import dataset_sources
  from tensorflow_datasets.core.community import load
  from tensorflow_datasets.core.community import register_base
  from tensorflow_datasets.core.download import checksums
  from tensorflow_datasets.core.utils import gcs_utils
label_desc: Use image node_id 2 for calling the _InstalledPackage obj's underlying member method code with example usage: obj.installation_path() and returns: unknown